UHS MDCAT Mock Test


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Created by Ali Durrani

Punjab UHS MDCAT Mock Test

1 / 200

An object is moving along a circular path of radius 4m. What will be its angular displacement if it moves 14 m on this circular path?

Punjab Mock 1
Physics
Circular Motion & Momentum
A) 5.0 radians
Show Explanation
B) 3.5 radians
Show Explanation
C) 4.5 radians
Show Explanation
D) 5.5 radians
Show Explanation

2 / 200

A copper wire has length L and cross-sectional area A. Its resistance is R. If we halved the length and halved the diameter of wire, then what will be the resistance of this wire?

Punjab Mock 1
Physics
Current Electricity
Wire Wound Variable Resistors
A) 4R
Show Explanation
B) 3R
Show Explanation
C) 2R
Show Explanation
D) R
Show Explanation

3 / 200

Two bodies in contact experience forces in:

Punjab Mock 1
Physics
Forces and Motion
A) Same direction
Show Explanation
B) Opposite directions
Show Explanation
C) Perpendicular directions
Show Explanation
D) five different direction
Show Explanation

4 / 200

A stone of mass 2.0 kg is dropped from a rest position 5.0 m above the ground. What is its velocity at a height of 3.0 m above the ground?

Punjab Mock 1
Physics
Forces and Motion
A) 12.5 m/s
Show Explanation
B) 6.3m/s
Show Explanation
C) 9.3 m/s
Show Explanation
D) 16.0 m/s
Show Explanation

5 / 200

Molecules Of a gas at constant pressure for a fixed amount of gas have average kinetic energy X. Increasing temperature from 27 C to 327C, average K.E. of molecules will become:

Punjab Mock 1
Physics
Heat and Thermodynamics
Kinetic Theory of Gases
A) 20X
Show Explanation
B) 300X
Show Explanation
C) 200X
Show Explanation
D) 2X
Show Explanation

6 / 200

If a conductor of length 7m is placed in a magnetic field of strength 0.3 T carrying current 1 A, parallel to the field. What will be the force, acting on it, due to this magnetic field?

Punjab Mock 1
Physics
Magnetism and Electromagnetic Induction
Force on a Current Carrying Conductor in a Uniform Magnetic Field
A) 7 N
Show Explanation
B) 0 N
Show Explanation
C) 3.1 N
Show Explanation
D) 2.1 N
Show Explanation

7 / 200

For two down quarks total charge is:

Punjab Mock 1
Physics
Nuclear Physics
Radioactivity
A) -2/3 e
Show Explanation
B) -2 e
Show Explanation
C) -1 e
Show Explanation
D) -1/2 e
Show Explanation

8 / 200

Energy consumed by 60 watt bulb in 2 minutes is equal to:

Punjab Mock 1
Physics
Work, Power & Energy
A) 7.2 kilo joules
Show Explanation
B) 720 joules
Show Explanation
C) 120 joules
Show Explanation
D) 72000 joules
Show Explanation

9 / 200

Ohm’s law is applicable to

Punjab Mock 1
Physics
Current Electricity
Ohms Law
A) Semiconductors
Show Explanation
B) Vacuum tubes
Show Explanation
C) Carbon resistors
Show Explanation
D) Conductors
Show Explanation

10 / 200

Change in P.E per unit charge in the electric field is:

Punjab Mock 1
Physics
Electrostatics
A) Electric potential
Show Explanation
B) Power
Show Explanation
C) K.E
Show Explanation
D) Work done
Show Explanation

11 / 200

For a monatomic ideal gas of 3 mole, Cp -Cv is:

Punjab Mock 1
Physics
Heat and Thermodynamics
First Law of Thermodynamics
A) R/3
Show Explanation
B) 3/2 R
Show Explanation
C) 2R
Show Explanation
D) 3R
Show Explanation

12 / 200

Wave particle duality does not describe :

Punjab Mock 1
Physics
Dawn of Modern Physics
A) Momentum
Show Explanation
B) Frequency
Show Explanation
C) Mass
Show Explanation
D) Energy
Show Explanation

13 / 200

A cyclist is travelling at 15 ms-1, she applies brakes so that she doesn’t collide with the wall in front of her at a distance of 18 m. Calculate the magnitude of deceleration.

Punjab Mock 1
Physics
Forces and Motion
A) 6.3 ms-1
Show Explanation
B) 5.3 ms-1
Show Explanation
C) 13 ms-1
Show Explanation
D) 12.5 ms-1
Show Explanation

14 / 200

The device used to store a charge is called:

Punjab Mock 1
Physics
Electrostatics
A) Electric box
Show Explanation
B) Capacitor
Show Explanation
C) Inductor
Show Explanation
D) Transistor
Show Explanation

15 / 200

A particle, carrying a charge of 5e, falls through a potential difference of 25 V. What would be energy acquired by the particle in ‘J’.

Punjab Mock 1
Physics
Work, Power & Energy
A) 1.6 x 10-19J
Show Explanation
B) 125 J
Show Explanation
C) 125 x 10-19 J
Show Explanation
D) 125 x 1.6 x 10-19 J
Show Explanation

16 / 200

Electric field strength at a point between oppositely charged plates is ‘E’. If the distance between plates is reduced to half, what will be the new value of electric intensity?

Punjab Mock 1
Physics
Electrostatics
A) 4E
Show Explanation
B) E/2
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C) E/4
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D) 2E
Show Explanation

17 / 200

A body at temperature T radiates heat according to relation:

Punjab Mock 1
Physics
Dawn of Modern Physics
A) T2
Show Explanation
B) T4
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C) T-4
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D) T-3
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18 / 200

The SI unit of charge is:

Punjab Mock 1
Physics
Electrostatics
A) Newton
Show Explanation
B) Coulomb
Show Explanation
C) Pascal
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D) Ampere
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19 / 200

The flux through a surface will be zero when angle between E and △A is:

Punjab Mock 1
Physics
Electrostatics
A) 90o
Show Explanation
B) 60o
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C) 30o
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D) 0o
Show Explanation

20 / 200

If the water falls from a dam on the turbine wheel 19.6 m below, then the velocity of water at the turbine is:

Punjab Mock 1
Physics
Forces and Motion
A) 9.8 m/s
Show Explanation
B) 19.6 m/s
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C) 32.8 m/s
Show Explanation
D) 98.0 m/s
Show Explanation

21 / 200

The magnetic flux is a _______ quantity:

Punjab Mock 1
Physics
Magnetism and Electromagnetic Induction
A) Scalar
Show Explanation
B) Vector
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C) Vector In some cases
Show Explanation
D) Scalar In some cases
Show Explanation

22 / 200

Doppler effect refers to:

Punjab Mock 1
Physics
Wave Motion and Sound
A) The change in wave frequency
Show Explanation
B) The change in acceleration
Show Explanation
C) The change in momentum
Show Explanation
D) None of these options are correct
Show Explanation

23 / 200

Which of the following statement shows that no work is done?

Punjab Mock 1
Physics
Work, Power & Energy
A) Pushing a car to start it moving
Show Explanation
B) Lifting the weights.
Show Explanation
C) The moon Orbiting the earth.
Show Explanation
D) Writing an essay on a page.
Show Explanation

24 / 200

In relation, which quantity is represented by λ?

Punjab Mock 1
Physics
Nuclear Physics
Radioactivity
A) Decay constant
Show Explanation
B) Half life
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C) Activity
Show Explanation
D) Wavelength
Show Explanation

25 / 200

Work done by the spring force in a time interval cannot be:

Punjab Mock 1
Physics
Work, Power & Energy
A) Positive
Show Explanation
B) Negative
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C) Zero
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D) Constant
Show Explanation

26 / 200

AC generators are similar to :

Punjab Mock 1
Physics
Alternating Current
Alternating Voltage and Current
A.C. Circuits
A) Transformers
Show Explanation
B) Inductors
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C) Capacitors
Show Explanation
D) Motor
Show Explanation

27 / 200

Basically a potentiometer is a device for:

Punjab Mock 1
Physics
Current Electricity
Wheatstone Bridge and Potentiometer
A) Comparing two voltage
Show Explanation
B) Measuring current
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C) Comparing two currents
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D) Measuring voltage
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28 / 200

Which of the following gives the relationship between linear velocity and angular velocity?

Punjab Mock 1
Physics
Circular Motion & Momentum
A) v = rω
Show Explanation
B) v = rθ
Show Explanation
C) v=sω
Show Explanation
D) v=sθ
Show Explanation

29 / 200

The specific heat of a gas in adiabatic process is:

Punjab Mock 1
Physics
Heat and Thermodynamics
First Law of Thermodynamics
A) Zero
Show Explanation
B) Infinite
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C) Negative
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D) Remains constant
Show Explanation

30 / 200

In photo-emission from a metal, if light of λ is replaced by light of wavelength λ / 4 , the maximum kinetic energy of the photoelectrons.

Punjab Mock 1
Physics
Dawn of Modern Physics
A) Decreases by an amount equal to half of an incident photon of wavelength λ
Show Explanation
B) Increases by an amount equal to four times energy of an incident photon of wavelength λ
Show Explanation
C) Increases by an amount equal to the work function of the metal
Show Explanation
D) Decreases by an amount equal to the energy of an incident photon of wavelength λ
Show Explanation

31 / 200

Calculate the work done in a resistor of 20 ohm carrying 5A of current in 3 hours?

Punjab Mock 1
Physics
Current Electricity
Electrical Power and Power Dissipation in Resistors
A) 1 kWh
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B) 1.5 kWh
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C) 2 kWh
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D) 3 kWh
Show Explanation

32 / 200

The de Broglie wavelength of an electron travelling with a speed of 1.0 x 107m/s is equal to, (h=6.6 x 10-34 Js and me= 9.1 x 10-31 kg)

Punjab Mock 1
Physics
Dawn of Modern Physics
A) 7.3 x 1011m
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B) 7.3 x 108m
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C) 7.3 x 10-11m
Show Explanation
D) 7.3 x 10-13m
Show Explanation

33 / 200

Calculate the half life of Bismuth-214 which has a decay constant of 4.3 x 10-4 s-1:

Punjab Mock 1
Physics
Nuclear Physics
Radioactivity
A) 2.9 x 10-3s
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B) 1.6 x 10^3 s
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C) 3.9 x 103s
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D) 2.9 x 103s
Show Explanation

34 / 200

Kirchhoff’s first law is manifestation of:

Punjab Mock 1
Physics
Current Electricity
Kirchoff’s Law
A) Law of conservation of momentum
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B) Law of conservation mass
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C) Law of conservation of energy
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D) Law of conservation of charge
Show Explanation

35 / 200

Which of the following rectifier uses wheatstone bridge to rectify signal:

Punjab Mock 1
Physics
Electronics
Rectification
A) Half wave
Show Explanation
B) Full wave
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C) Bridge
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D) Both half and full wave
Show Explanation

36 / 200

The distance between two consecutive nodes of a stationary wave is:

Punjab Mock 1
Physics
Wave Motion and Sound
A) λ
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B) λ/2
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C) λ/4
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D) λ/6
Show Explanation

37 / 200

The emf induced in a circuit according to Faraday’s law depends on the

Punjab Mock 1
Physics
Magnetism and Electromagnetic Induction
Faradays and Lenz Law and Induced EMF
A) Maximum magnetic flux
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B) Initial magnetic flux
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C) Change in magnetic flux
Show Explanation
D) The rate of change of magnetic flux
Show Explanation

38 / 200

If a conductor of length 7m is placed in a magnetic field of strength 0.3 T carrying current 1 A, parallel to the field. What will be the force, acting on it, due to this magnetic field?

Punjab Mock 1
Physics
Magnetism and Electromagnetic Induction
Force on a Current Carrying Conductor in a Uniform Magnetic Field
A) 7 N
Show Explanation
B) 0 N
Show Explanation
C) 3.1 N
Show Explanation
D) 2.1 N
Show Explanation

39 / 200

What will be the expression for the observed frequency, if the source is moving towards the observer?

Punjab Mock 1
Physics
Wave Motion and Sound
A) Option A
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B) Option B
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C) Option C
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D) Option D
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40 / 200

When a charge gets influenced by its surrounding, it has entered:

Punjab Mock 1
Physics
Electrostatics
A) An electric field
Show Explanation
B) A gravitational field
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C) Thermal field
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D) Closed field
Show Explanation

41 / 200

In relation, which quantity is represented by λ?

Punjab Mock 1
Physics
Nuclear Physics
Radioactivity
A) Decay constant
Show Explanation
B) Half life
Show Explanation
C) Activity
Show Explanation
D) Wavelength
Show Explanation

42 / 200

A shock wave is produced due to an earthquake which makes the buildings move in the direction of the shock wave. Which progressive wave would this be?

Punjab Mock 1
Physics
Wave Motion and Sound
A) Longitudinal wave
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B) Transverse wave
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C) Material wave
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D) Particle wave
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43 / 200

Energy emitted in the form of visible radiation is called:

Punjab Mock 1
Physics
Electromagnetic Waves
A) Light energy
Show Explanation
B) Sound energy
Show Explanation
C) Tidal energy
Show Explanation
D) Geothermal energy
Show Explanation

44 / 200

A particle, carrying a charge of 5e, falls through a potential difference of 25 V. What would be energy acquired by the particle in ‘J’.

Punjab Mock 1
Physics
Work, Power & Energy
A) 1.6 x 10-19J
Show Explanation
B) 125 J
Show Explanation
C) 125 x 10-19 J
Show Explanation
D) 125 x 1.6 x 10-19 J
Show Explanation

45 / 200

The horse pulling the wagon is able to move forward because of:

Punjab Mock 1
Physics
Forces and Motion
A) The force exerted by the horse on the ground
Show Explanation
B) The force exerted by the ground on the horse
Show Explanation
C) The force exerted by the wagon on the horse
Show Explanation
D) The force exerted by the horse on the wagon
Show Explanation

46 / 200

Angular displacement becomes linear for ____ arc lengths:

Punjab Mock 1
Physics
Circular Motion & Momentum
A) Short
Show Explanation
B) Circular
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C) Curved
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D) Large
Show Explanation

47 / 200

The area of circle is measured with the help of:

Punjab Mock 1
Physics
Circular Motion & Momentum
A) Angular displacement
Show Explanation
B) Angular velocity
Show Explanation
C) Angular acceleration
Show Explanation
D) Time
Show Explanation

48 / 200

A metal rod of length 10.0 cm is moving at a speed of 0.5 ms-1 in a direction perpendicular to a 0.20 T magnetic field. Find the emf produced in the rod.

Punjab Mock 1
Physics
Magnetism and Electromagnetic Induction
Induced EMF and Induced Current
A) 2.0 x 10-3V
Show Explanation
B) 0.50 x 10-2V
Show Explanation
C) 1.0 x 10-2V
Show Explanation
D) 1.0 x 10-3V
Show Explanation

49 / 200

Which one is not a past tense sentence?

Punjab MDCAT 2022
English
Tenses and Sentence Structure
A) She finished all the exercices
Show Explanation
B) Dr Smith healed the patient
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C) Michael studied hard all year
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D) He will have eaten lunch
Show Explanation

50 / 200

In the following question, four alternative sentences are given. Choose the CORRECT one.

Punjab Mock 1
English
Grammar and Punctuation
A) There is no clearly defined plot nor is there an attempt to establish a strong “hero figure”
Show Explanation
B) There is neither clearly defined plot not is there an attempt to establish a strong “hero figure”
Show Explanation
C) There is not clearly defined plot nor is there any attempt to establish a strong “hero figure”
Show Explanation
D) There not either clearly defined plot not is there an attempt to establish a strong “hero figure”
Show Explanation

51 / 200

In the following questions, sentences are given with blanks to be filled in with an appropriate word. Four alternatives are suggested for each question. Choose the correct alternative, out of the four as your answer.

Ravens appear to behave ______, actively helping one another to find food.

Punjab Mock 1
English
Grammar and Punctuation
Fill in the blank
A) mysteriously
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B) warily
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C) aggressively
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D) defensively
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52 / 200

In the following question, four alternative sentences are given. Choose the CORRECT one.

Punjab Mock 1
English
Grammar and Punctuation
A) The sufferer becomes depressed and feels very ill.
Show Explanation
B) The sufferer becomes depress and feels very ill.
Show Explanation
C) The sufferer becomes depressed and feeling very ill.
Show Explanation
D) The sufferer becomes depressed and feel very ill.
Show Explanation

53 / 200

Choose the BEST Option.
It is better for me to _______ than to shed the blood of an innocent boy.

Punjab Mock 1
English
Fill in the blank
A) Died
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B) Die
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C) Had died
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D) Have died
Show Explanation

54 / 200

In the following question, four alternative meanings of a word are given. You have to select the NEAREST CORRECT MEANING of the given word.

HIATUS

Punjab Mock 1
English
Key Vocabulary
A) Lull
Show Explanation
B) Longing
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C) Heretical
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D) Veneration
Show Explanation

55 / 200

SPOT THE ERROR:

In the following sentence, some segments of the sentence are underlined. Your task is to identify that underlined segment of the sentence, which contains the mistake that needs to be corrected.

Punjab Mock 1
English
Identify errors in sentence
A) Option A
Show Explanation
B) Option B
Show Explanation
C) Option C
Show Explanation
D) Option D
Show Explanation
E) No error
Show Explanation

56 / 200

In the following question, four alternative sentences are given. Choose the CORRECT option.

Punjab Mock 1
English
Grammar and Punctuation
A) I was been to America for a medical check up.
Show Explanation
B) I had being to America for a medical check up.
Show Explanation
C) I have been to America for a medical check up.
Show Explanation
D) I has been to America for a medical check up.
Show Explanation

57 / 200

Ester linkages occur in:

Punjab Mock 1
Biology
Biological Molecules
Nucleic Acid
A) Nucleic acids
Show Explanation
B) Nucleus
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C) Carbohydrates
Show Explanation
D) Proteins
Show Explanation

58 / 200

Which one is correct?

Punjab Mock 1
English
Grammar and Punctuation
A) I’m just passing away, Ali. Thought I might run into Ahmed here.
Show Explanation
B) I’m just passing through, Ali. Thought I might run into Ahmed here.
Show Explanation
C) l’m just passing on, Ali. Thought I might run Into Ahmed here.
Show Explanation
D) I’m just passing along, Ali. Thought I might run into Ahmed here.
Show Explanation

59 / 200

In the following question, four alternative sentences are given. Choose the CORRECT one.

Punjab Mock 1
English
Grammar and Punctuation
A) I leaned over the parapet and looked down.
Show Explanation
B) I leaned at the parapet and looked down.
Show Explanation
C) I leaned against the parapet and looked down.
Show Explanation
D) I leaned down the parapet and looked down.
Show Explanation

60 / 200

Which of the following sentences is correct?

Punjab Mock 1
English
Tenses and Sentence Structure
A) Speak up! I cant hear you because your dog is making much noise.
Show Explanation
B) Speak up! I cant hear you because your dog is making much too noise.
Show Explanation
C) Speak up! I can’t hear you because your dog is making too much noise.
Show Explanation
D) Speak up! I cant hear you because your dog is making much enough noise.
Show Explanation

61 / 200

The finger like infoldings, which are formed by inner membrane of mitochondria, are called:

Punjab Mock 1
Biology
Cell Structure and Function
Cytoplasm and Organelles
A) Ribosomes
Show Explanation
B) Matrix
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C) Porin
Show Explanation
D) Cristae
Show Explanation

62 / 200

Which one is correct?

Punjab Mock 1
English
Grammar and Punctuation
A) She bent down enough permit her to stoop and pick up her purse.
Show Explanation
B) She bent down enough to permit her to stoop and pick up her purse.
Show Explanation
C) She bent up enough to permit her to stoop and pick up her purse.
Show Explanation
D) She bent down enough to permit her to stop and pick up her purse.
Show Explanation

63 / 200

Find the correctly spelt word:

Punjab Mock 1
English
Key Vocabulary
A) Sovereign
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B) Soveregn
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C) Soverean
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D) Soverein
Show Explanation

64 / 200

Choose the correct spelling of the word:

Punjab Mock 1
English
Key Vocabulary
A) lgnomeny
Show Explanation
B) Ignominy
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C) lgnomminy
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D) Ignomny
Show Explanation

65 / 200

SPOT THE ERROR:

In the following sentences, some segments of the sentence are underlined. Your task is to identify that underlined segment of the sentence, which contains the mistake that needs to be corrected.

Punjab Mock 1
English
Identify errors in sentence
A) Let’s
Show Explanation
B) The
Show Explanation
C) is
Show Explanation
D) to
Show Explanation

66 / 200

The parents were stunned when they saw that children had created complete _____ in the bedroom.

Punjab Mock 1
English
Fill in the blank
A) Knack
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B) Groggy
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C) Dank
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D) Mayhem
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67 / 200

Take your warm jacket with you ____ it gets breezy.

Punjab Mock 1
English
Fill in the blank
A) Although
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B) In case
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C) Rather
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D) Until
Show Explanation

68 / 200

The prince abdicated the crown and returned to his castle. Abdicated means;

Punjab Mock 1
English
Key Vocabulary
A) Gave up
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B) Sold
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C) Reinvested into
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D) Auctioned
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69 / 200

Copper is a typical transition metal. Its atomic number is 29. In which oxidation state does it have a partially filled orbital in d-subshell?

Punjab Mock 1
Chemistry
d and f Block Elements
A) Cu
Show Explanation
B) Cu+
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C) Cu-
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D) Cu2+
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70 / 200

Which of the following fraction of petroleum has the lowest boiling point at STP.

Punjab Mock 1
Chemistry
Fundamental Principles of Organic Chemistry
A) Kerosene oil
Show Explanation
B) Lubricating oil
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C) Gasoline
Show Explanation
D) Heavy Oil
Show Explanation

71 / 200

Coulomb’s law is given by the formula:

F=kq1q2/ r2
The magnitude of k having the unit of Nm2C-2for free space is equal to

Punjab Mock 1
Physics
Electrostatics
A) 9 x 107
Show Explanation
B) 6 x 107
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C) 10 x 109
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D) 9 x 109
Show Explanation

72 / 200

A torch is rated 2.2 V 0.25 A. Calculate the charge passing through the bulb in one second and energy transferred by the passage of each coulomb of charge.

Punjab Mock 1
Physics
Current Electricity
Electrical Power and Power Dissipation in Resistors
A) 2.5 C and 0.55 J
Show Explanation
B) 0.25 C and 0.55 J
Show Explanation
C) 0.25 C and 2.2 V
Show Explanation
D) 2.25 V and 0.55 J
Show Explanation

73 / 200

Which of the following element is not present in halogens?

Punjab Mock 1
Chemistry
s and p Block Elements
Introduction to s and p Block Elements
A) I
Show Explanation
B) Cl
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C) Fe
Show Explanation
D) F
Show Explanation

74 / 200

Select the reagent X from the following choices for this conversion:

Punjab Mock 1
Chemistry
Aldehydes and Ketones
Reactivity and Reactions of Carbonyl Group
A) Acidified Potassium hydroxide
Show Explanation
B) Acidified Potassium dichromate (VI)
Show Explanation
C) Acidified Phosphoric acid
Show Explanation
D) Acidified Oxalic acid
Show Explanation

75 / 200

Which of the following has anti-knocking properties?

Punjab Mock 1
Chemistry
Fundamental Principles of Organic Chemistry
A) (CH3CH2)4Sn
Show Explanation
B) (CH3CH2)4Pb
Show Explanation
C) (CH3CH2)4Ge
Show Explanation
D) (CH3CH2)4Si
Show Explanation

76 / 200

Which compound will be produced by the oxidation of ethanal by acidified K2Cr2O7 ?

Punjab Mock 1
Chemistry
Aldehydes and Ketones
Reactivity and Reactions of Carbonyl Group
A) Ethene
Show Explanation
B) Ethanol
Show Explanation
C) Ethanoic acid
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D) Ethanone
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77 / 200

The species which are produced by heterolytic bond breaking and can act as electron pair donors are known as:

Punjab Mock 1
Chemistry
Hydrocarbons
Introduction to Hydrocarbons
A) Nucleophiles
Show Explanation
B) Cations
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C) Free radicals
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D) Anions
Show Explanation

78 / 200

When the frequency of the applied force becomes equal to one of natural frequencies of body then the body oscillates with maximum displacement this phenomenon is called:

Punjab Mock 1
Physics
Wave Motion and Sound
A) Heating
Show Explanation
B) Resonance
Show Explanation
C) Reverbnation
Show Explanation
D) Damping
Show Explanation

79 / 200

An element that forms interstitial compounds is ______.

Punjab Mock 1
Chemistry
A) C
Show Explanation
B) F
Show Explanation
C) Cs
Show Explanation
D) Rb

80 / 200

Which two elements are isotopes?

Punjab Mock 1
Chemistry
Atomic Structure
Sub Atomic Particles and Their Discoveries
A) 16X8 and 16Y8
Show Explanation
B) 14X8 and 15Y8
Show Explanation
C) 18X9 and 20Y10
Show Explanation
D) 12X6 and 12Y7
Show Explanation

81 / 200

Which of the following orbital is closer to the nucleus?

Punjab Mock 1
Chemistry
Atomic Structure
A) 3d
Show Explanation
B) 2p
Show Explanation
C) 3p
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D) 3s
Show Explanation

82 / 200

Which of the following process gives Benzenesulfonic acid from benzene?

Punjab Mock 1
Chemistry
Hydrocarbons
A) Ozonolysis
Show Explanation
B) Sulphonation
Show Explanation
C) Nitration
Show Explanation
D) Halogenation
Show Explanation

83 / 200

Gas is enclosed in a container of 20 cm3 with the moving piston. According to kinetic theory of gases, what will be the effect on freely moving molecules of the gas if temperature is increased from 20 C to 100 C?

Punjab Mock 1
Chemistry
States of Matter – Gases, Liquids and Solids
Kinetic Molecular Theory Of Gases
A) Pressure will become one half
Show Explanation
B) Volume will be increased
Show Explanation
C) Temperature has no effect on freely moving molecules
Show Explanation
D) Colliding capability of molecule will become lower
Show Explanation

84 / 200

Which of the following substances has the largest intermolecular forces of attraction?

Punjab Mock 1
Chemistry
Chemical Bonding
Intermolecular Forces
A) H2O
Show Explanation
B) H2S
Show Explanation
C) H2Se
Show Explanation
D) H2Te
Show Explanation

85 / 200

If bond energy of C-CI is 346 kJ/mol. The bond enegy of C-Br should be:

Punjab Mock 1
Chemistry
Alkyl Halides and Amines
A) 290 kJ/mol
Show Explanation
B) 390 kJ/mol
Show Explanation
C) 490 kJ/mol
Show Explanation
D) 590 KJ/mol
Show Explanation

86 / 200

Which of the following reactions are given by alcohol and phenol both?

Punjab Mock 1
Chemistry
Alcohol, Phenols, and Ethers
A) Esterification
Show Explanation
B) Nitrosation
Show Explanation
C) Amide formation
Show Explanation
D) Lucas Reaction
Show Explanation

87 / 200

Ligands having two lone pair of electrons for donation to the central transition metal ion are known as:

Punjab Mock 1
Chemistry
d and f Block Elements
A) Polydentate ligands
Show Explanation
B) Monodentate ligand
Show Explanation
C) Bidentate ligands
Show Explanation
D) Hexadentate ligands
Show Explanation

88 / 200

Lenz’s law in electromagnetic induction is the direct consequence of the principle of conservation of:

Punjab Mock 1
Physics
Magnetism and Electromagnetic Induction
Faradays and Lenz Law and Induced EMF
A) Energy
Show Explanation
B) Charge
Show Explanation
C) Momentum
Show Explanation
D) Mass
Show Explanation

89 / 200

Which option shows all the molecules with bond angle 109.5 degrees.

Punjab Mock 1
Chemistry
Chemical Bonding
VSEPR Theory
A) CH4, NH4+ , PH3
Show Explanation
B) SiCl4, H2O , BeCl2
Show Explanation
C) SiCl4, NH4+ , CH4
Show Explanation
D) CH4, CCl4, NH3
Show Explanation

90 / 200

The pi bonds surrounding the sigma bonds in an ethyne molecule are in the shape of:

Punjab Mock 1
Chemistry
Chemical Bonding
A) Linear
Show Explanation
B) Cylindrical
Show Explanation
C) Trigonal Planar
Show Explanation
D) Tetrahedral
Show Explanation

91 / 200

Halothane is a halo derivative of:

Punjab Mock 1
Chemistry
Alkyl Halides and Amines
Introduction to Alkyl Halides and Amines
A) Methane
Show Explanation
B) Ethane
Show Explanation
C) Methanol
Show Explanation
D) Ethanol
Show Explanation

92 / 200

How many hybrdized orbitals are formed by intermixing of 4 atomic orbitals?

Punjab Mock 1
Chemistry
Chemical Bonding
A) 2
Show Explanation
B) 4
Show Explanation
C) 8
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D) 6
Show Explanation

93 / 200

AcetaIs are:

Punjab Mock 1
Chemistry
Aldehydes and Ketones
Physical Properties of Aldehydes And Ketones
A) Diethers
Show Explanation
B) Aldehydes
Show Explanation
C) Carboxylic acid
Show Explanation
D) Ketones
Show Explanation

94 / 200

The shape of [Co(NH3)6]3+ complex is:

Punjab Mock 1
Chemistry
d and f Block Elements
A) Linear
Show Explanation
B) Square planar
Show Explanation
C) Tetrahedral
Show Explanation
D) Octahedral
Show Explanation

95 / 200

In the structure of diamond, each carbon atom is ____ hybridized?

Punjab Mock 1
Chemistry
Chemical Bonding
VSEPR Theory
A) sp3
Show Explanation
B) sp2
Show Explanation
C) sp
Show Explanation
D) dsp2
Show Explanation

96 / 200

The decomposition of phosphorus pentachloride in the presence of moisture takes place by the following mechanism.

The rate equation for this reaction will be:

Punjab Mock 1
Chemistry
Reaction Kinetics
Rate and velocity of chemical reaction
A) Rate = k [POCl3][H2O]3
Show Explanation
B) Rate = k [PCl5][H2O]
Show Explanation
C) Rate = k [PCl5][H2O]4
Show Explanation
D) Rate = [PCl5][H2O]
Show Explanation

97 / 200

Liquid in the container has a temperature 70°C. What will be the temperature on the Kelvin scale?

Punjab Mock 1
Chemistry
States of Matter – Gases, Liquids and Solids
Properties of Liquids and Water
A) 350 K
Show Explanation
B) 343 K
Show Explanation
C) 300 K
Show Explanation
D) 283 K
Show Explanation

98 / 200

Which principle contradicts the Bohr’s model?

Punjab Mock 1
Chemistry
Atomic Structure
Bohrs Model of Atom
A) Planck quantum theory
Show Explanation
B) Hunds rule
Show Explanation
C) Pauli’s exclusion principle
Show Explanation
D) Heisenberg’s uncertainty principle
Show Explanation

99 / 200

Which type of reaction takes place when a carbonyl compound is treated with a mixture of NaCN and an acid?

Punjab Mock 1
Chemistry
Aldehydes and Ketones
Reactivity and Reactions of Carbonyl Group
A) Electrophilic addition reaction
Show Explanation
B) Substitution reaction
Show Explanation
C) Nucleophilic addition reaction
Show Explanation
D) Displacement reaction
Show Explanation

100 / 200

A wheel starts rotating from result with angular acceleration of 2 rads-2 till its angular speed becomes 6 rad/s. The angular displacement of the wheel will be equal to:

Punjab Mock 1
Physics
Circular Motion & Momentum
A) 4 rad
Show Explanation
B) 9 rad
Show Explanation
C) 12 rad
Show Explanation
D) 7 rad
Show Explanation

101 / 200

Which of the following is the correct equation to calculate relative molecular mass of a gas.

Punjab Mock 1
Chemistry
States of Matter – Gases, Liquids and Solids
Gas Laws and General Gas Equation
A) M = mPR / VT
Show Explanation
B) M = PV / mRT
Show Explanation
C) M = mPRT / V
Show Explanation
D) M = mRT / PV
Show Explanation

102 / 200

Which is the structure of polyvinyl chloride (polychloroethane)?

Punjab Mock 1
Chemistry
Macromolecules
Introduction and Structure of Polymers
A) -[CCl2-CCl2]-
Show Explanation
B) -[HCCl-CH-Cl]-
Show Explanation
C) [H2C=CH-Cl]
Show Explanation
D) -[H2C-CH-Cl]-
Show Explanation

103 / 200

Down the group acid-base behaviour of metallic oxides of group 2 elements changes to:

Punjab Mock 1
Chemistry
s and p Block Elements
General Behaviour of Alkali and Alkaline Earth Metals
A) More basic
Show Explanation
B) No change
Show Explanation
C) Less basic
Show Explanation
D) More acidic
Show Explanation

104 / 200

The amount of product according to the balanced chemical equation is called as?

Punjab Mock 1
Chemistry
Introduction to Fundamental Concepts of Chemistry
Important Assumptions of Stoichiometric Calculations
A) Theoretical yield
Show Explanation
B) Actual amount
Show Explanation
C) Limiting amount
Show Explanation
D) Stoichiometric amount
Show Explanation

105 / 200

For an equilibrium reaction;

The forward reaction is exothermic; an increase in temperature shifts the equilibrium position towards the left.

Punjab Mock 1
Chemistry
Chemical Equilibrium
State of Chemical Equilibrium
A) The concentrations of SO2 and O2 increases and concentration of SO3 decreases as the temperature increases.
Show Explanation
B) The concentrations of SO3, SO2, and O2 increase as the temperature increases.
Show Explanation
C) The concentrations Of SO2 and O2 decreases and concentration of SO3 increases as the temperature increases.
Show Explanation
D) The concentrations of SO2 and O2 increase and concentration of SO3 increases as the temperature increases.
Show Explanation

106 / 200

Which of the following catalysts is used in the below reaction?

Punjab Mock 1
Chemistry
Carboxylic Acids and its Derivatives
A) Conc. H2SO4
Show Explanation
B) Purnice stone
Show Explanation
C) Pt
Show Explanation
D) Ni
Show Explanation

107 / 200

Major product of the following reaction is: CH2=CH-CH2-CH3 + HBr ->

Punjab Mock 1
Chemistry
Hydrocarbons
A) CH2 (Br)-CH2 -CH2 -CH3
Show Explanation
B) CH3-CH(Br)-CH2-CH3
Show Explanation
C) CH2=CH-CH(Br)-CH3
Show Explanation
D) CH2=CH-CH2-CH2(Br)
Show Explanation

108 / 200

The standard electrode potential of hydrogen is arbitrarily taken at 298 K is ________

Punjab Mock 1
Chemistry
Electrochemistry
Types of Electrochemical Cells
A) 0.00 volt
Show Explanation
B) 0.10 volt
Show Explanation
C) 10.0 volt
Show Explanation
D) 1.00 volt
Show Explanation

109 / 200

E/m of an electron is given by the relationship.

Punjab Mock 1
Physics
Magnetism and Electromagnetic Induction
Determination of e/m of an Electron
A) e/m2(VB2r2)
Show Explanation
B) e/m=(V/Br)2
Show Explanation
C) e/m=V.r/B
Show Explanation
D) e/m=V/Br
Show Explanation

110 / 200

Which of the following is not an IUPAC name of the compound?

Punjab Mock 1
Chemistry
Fundamental Principles of Organic Chemistry
Introduction to Fundamental Concepts of Chemistry
A) Methanoic acid
Show Explanation
B) Ethanoic acid
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C) Propanoic acid
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D) Propionic acid
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111 / 200

Alcohol in which carbon atom bonded to OH group is further attached with three alkyl group is:

Punjab Mock 1
Chemistry
Alcohol, Phenols, and Ethers
A) Tertiary alcohol
Show Explanation
B) Primary alcohol
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C) Aromatic alcohol
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D) Secondary alcohol
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112 / 200

Which of the following molecule shows cis- trans isomers?

Punjab Mock 1
Chemistry
Fundamental Principles of Organic Chemistry
Introduction to Fundamental Concepts of Chemistry
A) C2H4
Show Explanation
B) C2H2Cl4
Show Explanation
C) C2H2Br2
Show Explanation
D) C2HCl3
Show Explanation

113 / 200

Which is the correct electronic configuration of Chromium (24Cr)?

Punjab Mock 1
Chemistry
d and f Block Elements
A) 1s2, 2s2, 3s2, 2p6, 3p6, 4s2, 3d6
Show Explanation
B) 1s2, 2s2, 2p6, 3s2, 3p6, 4s2, 3d4
Show Explanation
C) 1s1, 2s2, 2p6, 3s2, 3p6, 3d6
Show Explanation
D) 1s2, 2s2, 2p6, 3s2, 3p6, 4s1, 3d5
Show Explanation

114 / 200

How many unpaired electrons are there in the Nitrogen atom?

Punjab Mock 1
Chemistry
s and p Block Elements
Introduction to s and p Block Elements
A) 3
Show Explanation
B) 4
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C) 5
Show Explanation
D) 6
Show Explanation

115 / 200

2-chlorobutane belongs to:

Punjab Mock 1
Chemistry
Alkyl Halides and Amines
A) Primary Alkyl Halides
Show Explanation
B) Secondary Alkyl Halides
Show Explanation
C) Tertiary Alkyl Halides
Show Explanation
D) Quarternary Alkyl Halides
Show Explanation

116 / 200

Reaction of water with quicklime results in the rise in the temperature of the system. Using the concept of an energy change, indicates the nature of the reaction?

Punjab Mock 1
Chemistry
Thermochemistry
Enthalpies of Reactions and its Types
A) Endothermic Reaction
Show Explanation
B) Non-Spontaneous Reaction
Show Explanation
C) Third Order Reaction
Show Explanation
D) Exothermic Reaction
Show Explanation

117 / 200

The product of the concentrations of each ion in a saturated solution of a sparingly soluble salt at 298 K, raised to the power of their relative concentrations is:

Punjab Mock 1
Chemistry
Chemical Equilibrium
Equilibrium Constant
A) Ksp
Show Explanation
B) Ka
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C) Kw
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D) Kb
Show Explanation

118 / 200

Intermolecular forces between gas molecules are significant at:

Punjab Mock 1
Chemistry
States of Matter – Gases, Liquids and Solids
A) High temperature and low pressure
Show Explanation
B) Low temperature and high pressure
Show Explanation
C) At standard temperature and pressure
Show Explanation
D) At high temperature and high pressure
Show Explanation

119 / 200

Which enthalpy change is relevant in the following process

Na(s) -> Na (g) ΔH = +107

Punjab Mock 1
Chemistry
Thermochemistry
Standard States and Enthalpy Changes
A) Enthalpy of atomization
Show Explanation
B) Enthalpy of fusion
Show Explanation
C) Enthalpy of vaporization
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D) Enthalpy of formation
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120 / 200

What is the structure of benzene?

Punjab Mock 1
Chemistry
Hydrocarbons
A) Regular, flat planar hexagon
Show Explanation
B) Regular, 3D hexagon
Show Explanation
C) Regular, flat planar octagon
Show Explanation
D) Regular, planar pentagon
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121 / 200

Cu ion takes up 2 electrons to give an electrode potential value of:

Punjab Mock 1
Chemistry
Electrochemistry
A) +0.76 v
Show Explanation
B) -0.32 v
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C) +0.34 v
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D) -0.34 v
Show Explanation

122 / 200

An intermolecular force of attraction X is relatively stronger than the other intermolecular forces. It stabilizes alpha-helix and Beta-pleated sheets of proteins. The double helical structure of DNA is also stabilized by this force of attraction. Identify X.

Punjab Mock 1
Chemistry
Chemical Bonding
Intermolecular Forces
A) Van Der Waals Forces
Show Explanation
B) Hydrogen bonding
Show Explanation
C) Ionic interactions
Show Explanation
D) Dipole dipole attraction
Show Explanation

123 / 200

Which one of the following compounds act as a catalyst when alcohols react with carboxylic acids.

Punjab Mock 1
Chemistry
Carboxylic Acids and its Derivatives
A) Pt
Show Explanation
B) Conc. HNO3
Show Explanation
C) Ni
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D) Conc. H2SO4
Show Explanation

124 / 200

Coinage metals belong to which group of the periodic table?

Punjab Mock 1
Chemistry
A) 1B
Show Explanation
B) 2B
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C) 3B
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D) 3A
Show Explanation

125 / 200

Which of the following acts as a nucleophile in the reaction of alkyl halide with alcoholic / aqueous ammonia?

Punjab Mock 1
Chemistry
Aldehydes and Ketones
Reactivity and Reactions of Carbonyl Group
A) H+
Show Explanation
B) NH3
Show Explanation
C) NO2+
Show Explanation
D) Br-
Show Explanation

126 / 200

The correct value for the enthalpy of formation of CO is:

Punjab Mock 1
Chemistry
Thermochemistry
A) -110kJ/mol
Show Explanation
B) -210kJ/mol
Show Explanation
C) +110kJ/mol
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D) +210kJ/mol
Show Explanation

127 / 200

The type of energy, reduced by the enzymes, for biological reactions to occur is called the:

Punjab Mock 1
Biology
A) Light Energy
Show Explanation
B) Heat energy
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C) Active energy
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D) Activation energy
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128 / 200

The first part of the large intestine is:

Punjab Mock 1
Biology
Nutrition
Digestion and Absorption
A) Colon
Show Explanation
B) Appendix
Show Explanation
C) Caecum
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D) Rectum
Show Explanation

129 / 200

If lipopolysaccharides did not appear in the wall of bacteria on staining then it will be known as ________.

Punjab Mock 1
Biology
Kingdom Prokaryote
Size and Structure of Bacteria
A) Gram negative
Show Explanation
B) Gram positive
Show Explanation
C) Capsule
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D) Both Gram positive & negative
Show Explanation

130 / 200

The term “Loss of appetite” refers to disease:

Punjab Mock 1
Biology
Nutrition
Some Common Diseases Related to Nutrition
A) Botulism
Show Explanation
B) Anorexia nervosa
Show Explanation
C) Obesity
Show Explanation
D) Bulemia nervosa
Show Explanation

131 / 200

How many molecules of ATP would be utilized for phosphorylation of one glucose molecule during glycolysis?

Punjab Mock 1
Biology
Bioenergetics
Respiration Mechanism – Glycolysis to Electron Transport Chain
A) Three
Show Explanation
B) Two
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C) Four
Show Explanation
D) One
Show Explanation

132 / 200

The enzymes required for the Kreb cycle are found in ________.

Punjab Mock 1
Biology
Bioenergetics
Respiration Mechanism – Glycolysis to Electron Transport Chain
A) F1 particles
Show Explanation
B) Lysosomes
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C) Cytoplasm
Show Explanation
D) Matrix
Show Explanation

133 / 200

Which lipid is hydrophilic and soluble?

Punjab Mock 1
Biology
Biological Molecules
Lipids
A) Triglycerides
Show Explanation
B) Phospholipids
Show Explanation
C) Waxes
Show Explanation
D) Terpenoids
Show Explanation

134 / 200

Which hormonal pair would maintain the endometrium and make it receptive for implantation of embryo?

Punjab Mock 1
Biology
Reproduction
Reproduction in Females
A) Luteinising Hormone and Progesterone
Show Explanation
B) Estrogen and Progesterone
Show Explanation
C) Estrogen and Follicle Stimulating Hormone
Show Explanation
D) Luteinising Hormone and Follicle Stimulating Hormone
Show Explanation

135 / 200

The cisternae breaks up into vesicles form _______ , ______ of Golgi complex.

Punjab Mock 1
Biology
Cell Structure and Function
Cytoplasm and Organelles
A) Convex, maturing face
Show Explanation
B) Concave, forming face
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C) Convex, forming face
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D) Concave, maturing face
Show Explanation

136 / 200

Which one of the following compounds is an additional polymer?

Punjab Mock 1
Chemistry
Macromolecules
Types of Polymers
A) Polyvinyl chloride
Show Explanation
B) Nylon
Show Explanation
C) Carbohydrate
Show Explanation
D) Polyester
Show Explanation

137 / 200

Which enzyme is administered to the patients of Severe Combined Immunodeficiency Disease (SCID)?

Punjab Mock 1
Biology
Bio-diversity | Variety of Life
A) Adenosine Deaminase (ADA)
Show Explanation
B) Pancreatic Enzyme
Show Explanation
C) ß galactosidase
Show Explanation
D) ß lactamase
Show Explanation

138 / 200

The ability to distinguish between two separate points/objects is:

Punjab Mock 1
Biology
Cell Structure and Function
Techniques used in Cell Biology
A) Magnification
Show Explanation
B) Fractionation
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C) Centrifugation
Show Explanation
D) Resolution
Show Explanation

139 / 200

Which statement is correct about atrial systole?

Punjab Mock 1
Biology
Transport
A) Atria relax and ventricles contract
Show Explanation
B) Atria contract and ventricle also contract
Show Explanation
C) Ventricles remain relaxed while atria contracts
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D) Atria and ventricles are relaxed
Show Explanation

140 / 200

Growth in the larva of young arthropods is restricted by:

Punjab Mock 1
Biology
Kingdom Animalia
Phylums – porifera to chordata
A) Exoskeleton
Show Explanation
B) Appendages
Show Explanation
C) Endoskeleton
Show Explanation
D) Reduced mitosis
Show Explanation

141 / 200

Survival of the fittest depends upon:

Punjab Mock 1
Biology
Evolution
A) Acquired characters of the organisms
Show Explanation
B) Genetic drift
Show Explanation
C) Depends in part on the hereditary consulation of the surviving individuals
Show Explanation
D) Natural catastrophes
Show Explanation

142 / 200

Glycolysis takes place in the ______ of cells.

Punjab Mock 1
Biology
Bioenergetics
Respiration Mechanism – Glycolysis to Electron Transport Chain
A) Nucleus
Show Explanation
B) Mitochondria
Show Explanation
C) Golgi complex
Show Explanation
D) Cytoplasm
Show Explanation

143 / 200

During breathing air from Pharynx enters to:

Punjab Mock 1
Biology
Gaseous Exchange
Respiratory System of Man
A) Trachea
Show Explanation
B) Bronchioles
Show Explanation
C) Alveoli
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D) Bronchi
Show Explanation

144 / 200

Which one of the following act as a PACEMAKER in heart:

Punjab Mock 1
Biology
Transport
A) Bundle of His
Show Explanation
B) Atrioventricular node
Show Explanation
C) Atrioventricular bundles of fibers
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D) Sinoatrial node
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145 / 200

Which of the following is a dominant x-linked trait in human?

Punjab Mock 1
Biology
Variation and Genetics
Inherited Diseases
A) Testicular feminization
Show Explanation
B) Haemophllia
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C) Colorblindness
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D) Hypophosphatemic rickets
Show Explanation

146 / 200

Divergent Evolution produces:

Punjab Mock 1
Biology
Evolution
A) Vital Organs
Show Explanation
B) Homologous Organs
Show Explanation
C) Vestigial Organs
Show Explanation
D) Analogous Organs
Show Explanation

147 / 200

When a nerve impulse jumps from one node of Ranvier to the next in a myelinated neuron, it’s called __________.

Punjab Mock 1
Biology
Coordination and Control
Steps Involved in Nervous Coordination
A) Synapses
Show Explanation
B) Saltatory conduction
Show Explanation
C) Resting potential
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D) Membrane potential
Show Explanation

148 / 200

Exceptionally, the positive hydrostatic pressure generated by root pressure is about how many Kpa?

Punjab Mock 1
Biology
Transport
A) 600
Show Explanation
B) 700
Show Explanation
C) 800
Show Explanation
D) 900
Show Explanation

149 / 200

Coccyx vertebrae are located in:

Punjab Mock 1
Biology
Support and Movement
Human Skeleton
A) Cervical region
Show Explanation
B) Lumbar region
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C) Pelvic region
Show Explanation
D) Thoracic region
Show Explanation

150 / 200

The low levels of Surfactant produced by Alveolar epithelium causes:

Punjab Mock 1
Biology
Gaseous Exchange
Respiratory Disorders
A) Respiratory distress syndrome
Show Explanation
B) Emphysema
Show Explanation
C) Bronchitis
Show Explanation
D) Asthma
Show Explanation

151 / 200

What is correct about triploblastic animals?

Punjab Mock 1
Biology
Kingdom Animalia
A) They all show bilateral symmetry
Show Explanation
B) They show radial as well as bilateral symmetry
Show Explanation
C) They are all protostomes
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D) They are all deuterostomes
Show Explanation

152 / 200

Which of the following holds the alpha helix of protein in its place:

Punjab Mock 1
Biology
Biological Molecules
Proteins
A) R group
Show Explanation
B) Disulfide bond
Show Explanation
C) Amino group
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D) Hydrogen bond
Show Explanation

153 / 200

Which of the following provides resistance against high temperature?

Punjab Mock 1
Biology
Kingdom Prokaryote
A) Cysts
Show Explanation
B) Spores
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C) Cell wall
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D) Capsules
Show Explanation

154 / 200

During spermatogenesis, the __________, which are haploid cells eventually mature into spermatozoa/mature sperms:

Punjab Mock 1
Biology
Reproduction
Reproduction in Males
A) Spermatogonia
Show Explanation
B) Primary spermatocytes
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C) Spermatids
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D) Secondary spermatocytes
Show Explanation

155 / 200

Following group is the example of acoelomates:

Punjab Mock 1
Biology
Kingdom Animalia
Classification according to Coelem
A) Annelids
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B) Aschelminthes
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C) Molluscs
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D) Platyhelminthes
Show Explanation

156 / 200

The structure present in a eukaryotic cell but absent in prokaryotic cells is;

Punjab Mock 1
Biology
Cell Structure and Function
Prokaryotic and Eukaryotic Cells
A) DNA
Show Explanation
B) Ribosomes
Show Explanation
C) Cell surface membrane
Show Explanation
D) Nucleus
Show Explanation

157 / 200

Carbon dioxide enters the leaf through:

Punjab Mock 1
Biology
Gaseous Exchange
Gaseous Exchange in Plants
A) Chloroplasts
Show Explanation
B) Mesophyll
Show Explanation
C) Thylakoids
Show Explanation
D) Stomata
Show Explanation

158 / 200

The average atomic mass of Boron is 10.8. It has two isotopes of masses 10 and 11 respectively. What is the percentage of isotope with the average mass of 10?

Punjab Mock 1
Chemistry
Stoichiometry
Theoretical Yield, Actual Yield and Percentage Yield
A) 20%
Show Explanation
B) 60%
Show Explanation
C) 80%
Show Explanation
D) 50%
Show Explanation

159 / 200

Rod-shaped bacteria are known as _______

Punjab Mock 1
Biology
Kingdom Prokaryote
Size and Structure of Bacteria
A) Spirilla
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B) Bacilli
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C) Spirochete
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D) Cocci
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160 / 200

In cross-section each Centriole consist of nine (each in triplets) of:

Punjab Mock 1
Biology
Cell Structure and Function
Cytoplasm and Organelles
A) Microfilaments
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B) Microvilli
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C) Microtubules
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D) Intermediate filaments
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161 / 200

Scapula is a:

Punjab Mock 1
Biology
Support and Movement
Human Skeleton
A) Tail bone
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B) Hip bone
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C) Skull bone
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D) Shoulder bone
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162 / 200

Phages which show lysogenic cycle are known as:

Punjab Mock 1
Biology
Bio-diversity | Variety of Life
A) Enveloped Phage
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B) Virulent Phage
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C) Temperate phages
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D) Bacteriophage
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163 / 200

According to the theory of natural selection, organisms produce:

Punjab Mock 1
Biology
Evolution
A) Offspring according to the resources available
Show Explanation
B) Offspring to create resources
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C) To create resources
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D) More offspring than supported
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164 / 200

Thin filaments of muscles contain _____ chains of actin molecules.

Punjab Mock 1
Biology
Support and Movement
Ultrastructure & Mechanism of Skeletal Muscle Contraction
A) Two
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B) One
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C) Three
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D) Four
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165 / 200

Which of the following photosystems is involved in cyclic photophosphorylation?

Punjab Mock 1
Biology
Bioenergetics
Light Dependent Mechanism of Photosynthesis
A) PS II
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B) PS I
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C) PS I and PS II
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D) PS III
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166 / 200

Which one of the following cells does not have nucleus:

Punjab Mock 1
Biology
Transport
A) Eosinophils
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B) Neutrophils
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C) Basophils
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D) Platelets
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167 / 200

Skull, vertebral column, ribs, and sternum forms:

Punjab Mock 1
Biology
Support and Movement
Human Skeleton
A) Appendicular skeleton
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B) Hydrostatic skeleton
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C) Exoskeleton
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D) Axial skeleton
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168 / 200

The thick filaments, in a myofibril of muscles, are made of ________.

Punjab Mock 1
Biology
Support and Movement
Ultrastructure & Mechanism of Skeletal Muscle Contraction
A) Myoglobin
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B) Myosin
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C) Actin
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D) Haemoglobin
Show Explanation

169 / 200

Which hormone causes the contraction walls of the uterus during the process of birth?

Punjab Mock 1
Biology
Reproduction
Reproduction in Females
A) FSH
Show Explanation
B) STH
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C) Oxytocin
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D) LTH
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170 / 200

Glycosidic bond is formed by the:

Punjab Mock 1
Biology
Biological Molecules
Carbohydrates
A) Removal of Oxygen
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B) Addition of Oxygen
Show Explanation
C) Removal of water
Show Explanation
D) Addition of water
Show Explanation

171 / 200

According to Darwin, a diverse life-form could arise from:

Punjab Mock 1
Biology
Evolution
A) Common ancestor
Show Explanation
B) Random mutation
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C) The process of special creation
Show Explanation
D) Inheritance of aquired characters
Show Explanation

172 / 200

Which of the following is Unsaturated “Fatty Acid”?

Punjab Mock 1
Biology
Biological Molecules
Lipids
A) Stearic Acid
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B) Palmitic Acid
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C) Butyric Acid
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D) Oleic Acid
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173 / 200

In immunoglobulins / antibodies, Two light chains and two heavy chains are linked to each other by:

Punjab Mock 1
Biology
Transport
A) Covalent bonds
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B) Hydrogen bonds
Show Explanation
C) Ionic bonds
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D) Disulphide bonds
Show Explanation

174 / 200

Inside ovary, primary oocyte divides through first meiotic division, forming two haploid cells, the secondary oocyte and:

Punjab Mock 1
Biology
Reproduction
Reproduction in Females
A) Ovum
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B) Oogonium
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C) Follicle cell
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D) Polar body
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175 / 200

When we extract Carotenoids from its source we see that it is:

Punjab Mock 1
Biology
Bioenergetics
Photosynthetic pigments
A) Violet in color
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B) Blue green in color
Show Explanation
C) Yellow green in color
Show Explanation
D) Yellow to orange red in color
Show Explanation

176 / 200

Now-a-days every newborn gets regular shots of vaccine for polio. It contains _________ for polio to make a child immune against this disease.

Punjab Mock 1
Biology
Bio-diversity | Variety of Life
A) Antibiotics
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B) Antibodies
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C) Antigens
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D) Antisera
Show ExplanationA

177 / 200

In an action potential, the permeability of sodium ions in the neurons increases due to;

Punjab Mock 1
Biology
Coordination and Control
Steps Involved in Nervous Coordination
A) Repolarization
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B) Sodium ions forming an ionic bonding
Show Explanation
C) The opening of sodium channels/gates
Show Explanation
D) The action of the acetylcholinesterase enzyme
Show Explanation

178 / 200

If an α-helix of a polypeptide consist of 360 amino acids, how many turns does the helix contain?

Punjab Mock 1
Biology
Chromosomes and DNA
The Chemical Nature of DNA
A) 3.6 turns
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B) 100 turns
Show Explanation
C) 360 turns
Show Explanation
D) The number of turns can not be determind
Show Explanation

179 / 200

If the molecule can bind to another site of the enzyme rather than the true active site, it is referred to as ______

Punjab Mock 1
Biology
A) Competitive inhibitors
Show Explanation
B) Allosteric inhibition
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C) Noncompetitive inhibitors
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D) Irreversible inhibition
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180 / 200

Site of protein synthesis in cells are:

Punjab Mock 1
Biology
Cell Structure and Function
Cytoplasm and Organelles
A) Ribosomes
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B) Endoplasmic Reticulum
Show Explanation
C) Nucleolus
Show Explanation
D) Smooth Endoplasmic Reticulum
Show Explanation

181 / 200

The reflex action is the phenomena which only involves:

Punjab Mock 1
Biology
Coordination and Control
Steps Involved in Nervous Coordination
A) receptors and effectors
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B) receptors, effectors, and spinal cord
Show Explanation
C) brain, receptors, and spinal cord
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D) receptors, neurons, and the brain
Show Explanation

182 / 200

Crossing over takes place during _____ of meiosis.

Punjab Mock 1
Biology
Cell Cycle
Meiosis
A) Prophase I
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B) Telophase I
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C) Metaphase I
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D) Anaphase I
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183 / 200

Organs specialized to perform different functions but structurally alike are:

Punjab Mock 1
Biology
Evolution
A) Analogous organs
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B) Homologous organs
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C) Autologous organs
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D) Anuclogous organs
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184 / 200

Homozygous means:

Punjab Mock 1
Biology
Variation and Genetics
Mendelian Inheritance
A) alleles in an organism
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B) two different alleles of a gene.
Show Explanation
C) having two identical genes
Show Explanation
D) having two identical alleles of a gene.
Show Explanation

185 / 200

Antivenom given after a snake bite venom is an example of:

Punjab Mock 1
Biology
Transport
A) Natural passive immunity
Show Explanation
B) Artificial active immunity
Show Explanation
C) Natural active immunity
Show Explanation
D) Artificial passive immunity
Show Explanation

186 / 200

NADP, nicotinamide adenine dinucleotide phosphate, is a carrier of:

Punjab Mock 1
Biology
Bioenergetics
Light Dependent Mechanism of Photosynthesis
A) -OH group
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B) O2 group
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C) Hydrogen
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D) Phosphate
Show Explanation

187 / 200

If a heterozygous round pea plant is crossed with a wrinkled pea plant, what is the probability of homozygous phenotypes in the progeny?

Punjab Mock 1
Biology
Variation and Genetics
Mendelian Inheritance
A) 25%
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B) 50%
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C) 75%
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D) 100%
Show Explanation

188 / 200

If a carrier haemophilic female (XHXh) is married to a haemophilic male (XhY). What will be the ratio of presence of haemophilia in the children.

Select best answer from the given options.

Punjab Mock 1
Biology
Variation and Genetics
Inherited Diseases
A) 100% all females and males will be haemophilic
Show Explanation
B) Females have 50% chances of getting haemophilia and males will be 100% haemophilic
Show Explanation
C) Carrier female 25%, haemophilic female 25%, normal male 25% and 25% haemophilic male
Show Explanation
D) Females and males both have 50% chances of getting haemophilia
Show Explanation

189 / 200

Which cells synthesize testosterone?

Punjab Mock 1
Biology
Reproduction
Reproduction in Males
A) Adrenal medulla of adrenal glands
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B) Adrenal cortex of adrenal glands
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C) Interstitial cells of testis
Show Explanation
D) Graffian follicle
Show Explanation

190 / 200

Human immunodeficiency virus attack which of the following cells for its multiplication?

Punjab Mock 1
Biology
Transport
A) Neutrophils
Show Explanation
B) Macrophages
Show Explanation
C) Cytotoxic T cells
Show Explanation
D) Helper T cells
Show Explanation

191 / 200

Which one of the following is a polymer of alpha-d glucose?

Punjab Mock 1
Biology
Biological Molecules
Carbohydrates
A) Cellulose
Show Explanation
B) Glycogen
Show Explanation
C) Insulin
Show Explanation
D) Chitin
Show Explanation

192 / 200

Chitin which makes the Exoskeleton in insects is further hardened by:

Punjab Mock 1
Biology
Kingdom Animalia
Phylums – porifera to chordata
A) Protein and Sodium Bicarbonate
Show Explanation
B) Protein and Calcium Carbonate
Show Explanation
C) Protein and Potassium Carbonate
Show Explanation
D) Protein and Sodium Carbonate
Show Explanation

193 / 200

If water has a high latent heat of vaporization, how could this property of water be helpful to plants and animals?

Punjab Mock 1
Biology
Biological Molecules
Water
A) With the release of large amount of water, a small amount of heat loss can take place.
Show Explanation
B) With the release of small amount of water vapours, a great amount of heat loss can take place.
Show Explanation
C) It will keep their temperature very high.
Show Explanation
D) No cooling effect, with the release of even a large amount of water vapours.
Show Explanation

194 / 200

Diffused nervous system is present in which animal group?

Punjab Mock 1
Biology
Kingdom Animalia
Phylums – porifera to chordata
A) Platyhelminthes
Show Explanation
B) Annelida
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C) Cnidaria
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D) Porifera
Show Explanation

195 / 200

An autograph can not exist without?

Punjab Mock 1
Logical Reasoning
A) Singer
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B) Actor
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C) Player
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D) Pen
Show Explanation

196 / 200

Statement: A large number of people have become critically ill after consuming spurious liquor from a local shop. Courses of Action: I. The Government should immediately close down all the shops selling liquor till the stocks are tested for the presence of toxicity. II. The owner of the liquor shop should be asked to leave the town and open a shop elsewhere. Ill. The owner of the liquor shop should immediately be arrested and tried for criminal negligence.

Punjab Mock 1
Logical Reasoning
Course of Action
A) Only I follows
Show Explanation
B) Only II follows
Show Explanation
C) Only lll follows
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D) Only I and lll follow
Show Explanation

197 / 200

“Pick the word which is always associated with books:

Punjab Mock 1
Logical Reasoning
A) Pages
Show Explanation
B) Learning
Show Explanation
C) Pictures
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D) Eraser
Show Explanation

198 / 200

Statement (A) The Government has imported large quantities of sugar as per trade agreements with other countries. Statement (B) The prices of sugar in the domestic market have fallen sharply in recent months.

Punjab Mock 1
Logical Reasoning
Cause and Effect
A) Statement A is the cause and statement B Is its effect.
Show Explanation
B) Statement B is the cause and statement A is its effect
Show Explanation
C) Both statements are independent causes.
Show Explanation
D) Both statements are effects of independent causes.
Show Explanation

199 / 200

Which of the following expressions may not be true if the following expressions are true?

(a) Z > Y (b) Y = W (c) W < X Punjab Mock 1 Logical Reasoning Critical Thinking A) W Z Show Explanation C) Y < X Show Explanation D) All are true. Show Explanation

200 / 200

I. Two fighter jets from the air force malfunctioned mid-air after taking off from the air force base. II. One of the flying officers ejected whereas the other one died on spot.

Punjab Mock 1
Logical Reasoning
Cause and Effect
A) Statement I is the cause and statement II is its effect
Show Explanation
B) Statement II is the cause and statement I is its effect
Show Explanation
C) c) Both statements I and II are independent causes
Show Explanation
D) Both statements I and 11 are the effects of in
Show Explanation

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