How cold the night is!

Which type of sentence it is?

Forces and Motion
Federal MDCAT 2022
English
A) Interrogative
Show Explanation
B) Declarative
Show Explanation
C) Exclamatory
Show Explanation
D) Imperative
Show Explanation

All hammers are tools. Some tools are useless things. All useless things are trash. Which of the following is NECESSARILY TRUE given only the information above?

Conclusions

I. Some hammers are trash.

II. Some tools are trash.

III. All useless things are tools.

Forces and Motion
Federal MDCAT 2022
Logical Reasoning
A) I and III
Show Explanation
B) I and II
Show Explanation
C) II and III
Show Explanation
D) II
Show Explanation

Identify the error and choose the correct option.

Forces and Motion
Federal MDCAT 2022
English
A) The wind blew, the rain fell, and the lightning flashed.
Show Explanation
B) The wind bleu the rain fell, and the lightning flashed
Show Explanation
C) The wind blew the rain fell, and the lightning flashed
Show Explanation
D) The wind blew, the rain fell; and the lightning flashed.
Show Explanation

Ethics _____ important for a peaceful and loving society.

Forces and Motion
Federal MDCAT 2022
English
A) Have
Show Explanation
B) Has
Show Explanation
C) Are
Show Explanation
D) Is
Show Explanation

Choose the correct sentence.

Forces and Motion
Federal MDCAT 2022
English
A) Your voice was recognised by me at once.
Show Explanation
B) All her boats has been lost in the storm.
Show Explanation
C) A committee of five were appointed.
Show Explanation
D) The crowd were very big.
Show Explanation

The word CREDENTIALS mean

Forces and Motion
Federal MDCAT 2022
English
A) Trust
Show Explanation
B) Qualification
Show Explanation
C) Credits
Show Explanation
D) Belief
Show Explanation

Identify the errors and choose the correct option.

Forces and Motion
Federal MDCAT 2022
English
A) Time, tide wait for no men.
Show Explanation
B) Time and tide wait for no man.
Show Explanation
C) The time and the tide weight for no man.
Show Explanation
D) Time tide wait over know man
Show Explanation

dentify the error in the sentence and choose the correct answer.

Forces and Motion
Federal MDCAT 2022
English
A) Tennis gives you plenty of exercise, it develops quickness of eyes and calls your brain, your thinking power into action.
Show Explanation
B) Tennis gives you plenti off exercise, it develops quickness of eyes and limb your brain, your thinking power into action.
Show Explanation
C) Tennis gives you plenti off exercise, it develops quickness of eyes and limb upon your brane, your thinking power over action.
Show Explanation
D) Tennis gives you plenty of exercise; it develops quickness of eyes and calls your brain, your thinking power into action.
Show Explanation

Hundreds of years old palace could not withstand the ____ of heavy rain.

Forces and Motion
Federal MDCAT 2022
English
A) Aftermath
Show Explanation
B) Havoc
Show Explanation
C) Annoyance
Show Explanation
D) Massacre
Show Explanation

Finally, the accused was found guilty ___ his crime.

Forces and Motion
Federal MDCAT 2022
English
A) From
Show Explanation
B) Of
Show Explanation
C) For
Show Explanation
D) To
Show Explanation

I don’t think I ____ be able to go.

Forces and Motion
Federal MDCAT 2022
English
A) Can
Show Explanation
B) Should
Show Explanation
C) Shall
Show Explanation
D) Must
Show Explanation

It ____ good players who bring good names to a country.

Forces and Motion
Federal MDCAT 2022
English
A) Was
Show Explanation
B) Were
Show Explanation
C) Is
Show Explanation
D) Are
Show Explanation

Choose the correct spelling.

Forces and Motion
Federal MDCAT 2022
English
A) Expident
Show Explanation
B) Expedent
Show Explanation
C) Expedient
Show Explanation
D) Expediant
Show Explanation

Choose the correct spelling.

Forces and Motion
Federal MDCAT 2022
English
A) Defficiency
Show Explanation
B) Dafficiency
Show Explanation
C) Deficiency
Show Explanation
D) defeciency
Show Explanation

Choose the correct option.

Negotiations between the two sides have ………….

Forces and Motion
Federal MDCAT 2022
English
A) Broken off
Show Explanation
B) Broken down
Show Explanation
C) Broken up
Show Explanation
D) Broken in
Show Explanation

He began to ___ the heap of corns very carefully.

Forces and Motion
Federal MDCAT 2022
English
A) Assess
Show Explanation
B) Inspect
Show Explanation
C) Analyze
Show Explanation
D) Evaluate
Show Explanation

Engineers _____ working on a new project for the last three days.

Forces and Motion
Federal MDCAT 2022
English
A) Are
Show Explanation
B) Has been
Show Explanation
C) Have been
Show Explanation
D) Ought to be
Show Explanation

According to valence shell electron pair repulsion theory, the repulsive forces between the electron pair of central atom of molecule are in the order:

Forces and Motion
UHS 2013
Chemistry
Chemical Bonding
VSEPR Theory
A) Lone Pair – Lone Pair > Lone Pair – Bond Pair > Bond Pair – Bond Pair
Show Explanation
B) Lone Pair – Bond Pair > Lone Pair – Lone Pair > Bond Pair – Bond Pair
Show Explanation
C) Bond Pair – Bond Pair > Lone Pair – Lone Pair > Lone Pair – Bond Pair
Show Explanation
D) Lone Pair – Bond Pair > Bond Pair – Bond Pair > Lone Pair – Lone Pair
Show Explanation

In men, sex-determination depends upon the nature of

Forces and Motion
UHS 2012
Biology
Variation and Genetics
Sex Linkage
A) Heterogametic male
Show Explanation
B) Homogametic female
Show Explanation
C) Heterogametic female
Show Explanation
D) Homogametic male
Show Explanation

When two slightly different frequency waves superimpose ______ is formed.

Forces and Motion
UHS 2015
Physics
Wave Motion and Sound
Superposition Of Waves
A) Stationary waves
Show Explanation
B) Sounds waves
Show Explanation
C) Beats
Show Explanation
D) Light waves
Show Explanation

In the following, which one is a free radical?

Forces and Motion
UHS 2012
Chemistry
Hydrocarbons
Introduction to Hydrocarbons
A) Cl-
Show Explanation
B) Cl+
Show Explanation
C) Cl2
Show Explanation
D) Cl0
Show Explanation

The lattice energy of an ionic crystal is the enthalpy of:

Forces and Motion
UHS 2012
Chemistry
Thermochemistry
Heat Capacity and Calorimetry
A) Combustion
Show Explanation
B) Dissociation
Show Explanation
C) Dissolution
Show Explanation
D) Formation
Show Explanation

The angle between unhybridized p-orbital and three sp2 hybrid orbitals of each carbon atom in ethene is

Forces and Motion
UHS 2012
Chemistry
Chemical Bonding
VSEPR Theory
A) 120°
Show Explanation
B) 90°
Show Explanation
C) 109.5°

Show Explanation
D) 180°
Show Explanation

In ‘H-F’ bond electronegativity difference is ‘1.9’. What is the type of this bond?

Forces and Motion
UHS 2012
Chemistry
Chemical Bonding
Electron Affinity and Electronegativity
Covalent Bond
A) Polar covalent bond
Show Explanation
B) Non-polar covalent bond
Show Explanation
C) Pi (π) bond
Show Explanation
D) Co-ordinate covalent bond
Show Explanation

Over-activity of cortical hormone of adrenal gland causes

Forces and Motion
UHS 2014
Biology
Coordination and Control
A) Addison’s disease
Show Explanation
B) Parkinson’s disease
Show Explanation
C) Cushing’s disease
Show Explanation
D) Down’s syndrome
Show Explanation

The phenotype of heterozygote is distinct from those of the two homozygotes, not an intermediate expression, this is termed as:

Forces and Motion
UHS 2017 Reconduct
Biology
Variation and Genetics
Exceptions To Mendelian Inheritance
A) Dominance
Show Explanation
B) Complete dominance
Show Explanation
C) Incomplete dominance
Show Explanation
D) Codominance
Show Explanation

The disease which is caused by the deficiency of thyroxine:

Forces and Motion
UHS 2017 Reconduct
Biology
Coordination and Control
Endocrine System and its Hormones
A) Grave’s disease
Show Explanation
B) Goiter
Show Explanation
C) Cretinism
Show Explanation
D) Dwarfism
Show Explanation

In comparison with oxygen gas, a strong triple bond is present between two nitrogen atoms in a molecule and therefore nitrogen gas is:

Forces and Motion
UHS 2011
Chemistry
Chemical Bonding
Covalent Bond
A) Highly reactive gas
Show Explanation
B) Completely inert like noble gases
Show Explanation
C) Very less reactive gas
Show Explanation
D) Moderately reactive gas
Show Explanation

A chemical reaction is catalyzed by a catalyst X. Hence, X

Forces and Motion
Academy Questions
Chemistry
Chemical Equilibrium
A) increases activation energy of the reaction
Show Explanation
B) does not affect equilibrium constant of the reaction
Show Explanation
C) decreases rate constant of’ the reaction
Show Explanation
D) reduces enthalpy of the reaction
Show Explanation

Name the structures which produce response:

Forces and Motion
UHS 2017 Reconduct
Biology
Coordination and Control
Steps Involved in Nervous Coordination
A) Inhibitors
Show Explanation
B) Receptors
Show Explanation
C) Neurons
Show Explanation
D) Effectors

Show Explanation

During the contact process of H2SO4 synthesis, the following reaction occurs:

2SO2(g) + O2(g) ⇌ 2SO3(g) ΔH = -96 kJmol-1

Which step is used to increase the yield of SO3?

Forces and Motion
UHS 2016
Chemistry
Chemical Equilibrium
Factors Affecting Equilibria
A) Temperature is raised to very high degree
Show Explanation
B) SO3 formed is removed very quickly
Show Explanation
C) Both temperature and pressure are kept very low
Show Explanation
D) An excess of air is used to drive the equilibrium to the right side
Show Explanation

Ethylene glycols are used as

Forces and Motion
UHS 2014
Chemistry
Hydrocarbons
Alkenes
A) Anesthetic

Show Explanation
B) Knocking agent
Show Explanation
C) Freezing agent
Show Explanation
D) Anti-freezing agent
Show Explanation

Number of electrons in the outermost shell of chloride ion (Cl-) is:

Forces and Motion
UHS 2013
Chemistry
Chemical Bonding
Energetics of Bond Formation
A) 17
Show Explanation
B) 3
Show Explanation
C) 1
Show Explanation
D) 8
Show Explanation

The equilibrium constant of a reaction is 300. If the volume of the reaction flask is tripled, the equilibrium constant is:

Forces and Motion
Academy Questions
Chemistry
Chemical Equilibrium
A) 900
Show Explanation
B) 300
Show Explanation
C) 600
Show Explanation
D) 100
Show Explanation

Which of the following is the function of glucagon hormone?

Forces and Motion
UHS 2013
Biology
Coordination and Control
Endocrine System and its Hormones
A) Glucose to lipids
Show Explanation
B) Glucose to protein
Show Explanation
C) Glucose to glycogen
Show Explanation
D) Glycogen to glucose
Show Explanation

Cu is present in

Forces and Motion
Academy Questions
Biology
Bioenergetics
Light Dependent Mechanism of Photosynthesis
A) Plasmalemma
Show Explanation
B) Plastoquinone
Show Explanation
C) Ferredoxin
Show Explanation
D) Plastocyanin
Show Explanation

A mass has constant acceleration, what is true about the force applied on it?

NUMS 2016
Physics
Forces and Motion
Newton’s Laws of Motion
A) Constantly increasing
Show Explanation
B) Constant but not zero
Show Explanation
C) Is directly proportional to square of displacement
Show Explanation
D) Is directly proportional to velocity
Show Explanation

The catalyst used in the Haber’s process is:

Forces and Motion
UHS 2013
Chemistry
Chemical Equilibrium
Haber’s Process
A) Magnesium oxide
Show Explanation
B) Aluminium oxide
Show Explanation
C) Silicon oxide
Show Explanation
D) Iron crystals with metal oxide promoters
Show Explanation

In crystal lattice of ice, each O-atom of water molecule is attached to

Forces and Motion
UHS 2013
Chemistry
Chemical Bonding
Covalent Bond
A) Four H-atoms
Show Explanation
B) Three H-atoms
Show Explanation
C) One H-atom
Show Explanation
D) Two H-atoms
Show Explanation

All coenzymes are derived from

Forces and Motion
UHS 2014
Biology
Biological Molecules
A) Proteins
Show Explanation
B) Carbohydrates
Show Explanation
C) Metal ions
Show Explanation
D) Vitamins
Show Explanation

Mg + 1/2 O2(g) → MgO(g) H=-692 kJmol-1 at STP.

Enthalpy of the above reaction will be called:

Forces and Motion
UHS 2016
Chemistry
Thermochemistry
Enthalpies of Reactions and its Types
A) ΔH°at
Show Explanation
B) ΔH°s
Show Explanation
C) ΔH°sol
Show Explanation
D) ΔH°f
Show Explanation

Which one of the following is a steroid hormone

Forces and Motion
UHS 2014
Biology
Coordination and Control
A) Glucagon
Show Explanation
B) Thyroxine
Show Explanation
C) Epinephrine
Show Explanation
D) Oestrogen
Show Explanation

From among the following, which hormone is the interstitial cell stimulating hormone:

Forces and Motion
UHS 2017 Reconduct
Biology
Coordination and Control
Endocrine System and its Hormones
A) FSH
Show Explanation
B) GH
Show Explanation
C) LH
Show Explanation
D) Prolactin
Show Explanation

The gonadotropic hormones of anterior lobe of pituitary include

Forces and Motion
UHS 2014
Biology
Coordination and Control
A) Prolactin, Thyroid Stimulating Hormone, Somatotropin Hormone
Show Explanation
B) Follicle Stimulating Hormone, Luteinizing Hormone, Prolactin
Show Explanation
C) Adrenocorticotropic Hormone, Luteinizing Hormone, Follicle Stimulating Hormone
Show Explanation
D) Luteinizing Hormone, Follicle Stimulating Hormone, Thyroid Stimulating Hormone
Show Explanation

H2 and Cl2 do not react in the dark, but in the presence of light a vigorous reaction is initiated due to the formation of:

NUMS 2016
Chemistry
Hydrocarbons
Introduction to Hydrocarbons
A) Hydrogen free radical
Show Explanation
B) Chlorine free radical
Show Explanation
C) Hydrogen chloride molecule
Show Explanation
D) Both hydrogen and chlorine free radicals
Show Explanation

In the case when the electrons lose all their kinetic energy (K.E.) in the first collision, the X-ray photon emitted has the following set of frequency and wavelength?

Forces and Motion
UHS 2015
Physics
Wave Motion and Sound
Reflection of Waves and Phase Change
A) fmax , λmin
Show Explanation
B) fmax , λmax
Show Explanation
C) fmin , λmax
Show Explanation
D) fmin , λmin
Show Explanation

‘∆H’ will be given a negative sign in

Forces and Motion
UHS 2012
Chemistry
Thermochemistry
Laws of Thermodynamics
A) Exothermic reactions

Show Explanation
B) Decomposition reactions
Show Explanation
C) Dissociation reaction
Show Explanation
D) Endothermic reactions
Show Explanation

In standard enthalpy of atomization, heat of the surrounding:

Forces and Motion
UHS 2011
Chemistry
Thermochemistry
Enthalpies of Reactions and its Types
A) Remains unchanged
Show Explanation
B) Increases
Show Explanation
C) Increases than decreases
Show Explanation
D) Decreases
Show Explanation

Which of the following statements is not true regarding the Newton’s third law of motion?

NUMS 2016
Physics
Forces and Motion
Newton’s Laws of Motion
A) To every action there is always an equal and opposite reaction
Show Explanation
B) Action and reaction act on the same body
Show Explanation
C) There is no cause-effect relation action and reaction
Show Explanation
D) Action and reaction forces are simultaneous forces
Show Explanation

Reactants have high energy than products in

Forces and Motion
UHS 2013
Chemistry
Thermochemistry
Spontaneous and Non-Spontaneous Reactions
A) Exothermic reactions
Show Explanation
B) Endothermic reactions
Show Explanation
C) Photochemical reactions
Show Explanation
D) Non-spontaneous reactions
Show Explanation

All of following are common molecules in membrane of all type of cells except:

Biology
Cell Structure and Function
A) Globular protein
Show Explanation
B) Cholesterol
Show Explanation
C) Traces of carbohydrates
Show Explanation
D) Phospholipid
Show Explanation

DNA molecule is double stranded, in which two chains of DNA are twisted around each other by:

Forces and Motion
UHS 2011
Chemistry
Chemical Bonding
Hydrogen Bonding
A) Hydrogen bonds
Show Explanation
B) Vander Waal’s force
Show Explanation
C) Covalent bonds
Show Explanation
D) Dative bonds
Show Explanation

Which of the following is universal donor?

Forces and Motion
PMC Practice 22
Biology
Variation and Genetics
Blood Group System
A) A
Show Explanation
B) B
Show Explanation
C) AB
Show Explanation
D) O
Show Explanation

Choose the correct spelling.

Forces and Motion
Federal MDCAT 2022
English
A) Renessance
Show Explanation
B) Renaisance
Show Explanation
C) Renaisance
Show Explanation
D) Renaissance
Show Explanation

Fatty acid are the organic compounds containing hydrogen, oxygen and one of the following are

Forces and Motion
UHS 2011
Biology
Biological Molecules
Lipids
A) –COOH
Show Explanation
B) –NH2
Show Explanation
C) Acyl
Show Explanation
D) Sucrose
Show Explanation

Thyroid gland requires high amount of:

NUMS 2016
Biology
Coordination and Control
Endocrine System and its Hormones
A) Phosphate
Show Explanation
B) Calcium
Show Explanation
C) Iodine
Show Explanation
D) Sodium
Show Explanation

This is an example of glycoprotein:

Forces and Motion
PMC Practice 6
Biology
Biological Molecules
Conugated Molecules
A) Starch
Show Explanation
B) Haemoglobin
Show Explanation
C) Lecithin
Show Explanation
D) Mucin
Show Explanation

The slope of distance – time graph will always be:

PMC 2020
Physics
Forces and Motion
Displacement, Velocity and Acceleration
A) Negative
Show Explanation
B) Positive
Show Explanation
C) Zero
Show Explanation
D) Maximum
Show Explanation

Catenation is a process in which carbon shows the properties of:

NTS 2010
Chemistry
Hydrocarbons
Introduction to Hydrocarbons
A) Making single bond
Show Explanation
B) Hybridization
Show Explanation
C) Making chains or rings of carbon atoms
Show Explanation
D) Isomerism
Show Explanation

An automobile is moving forwards with uniform velocity due to the force exerted by its engine. If the force is doubled with the velocity remaining constant what happens to its total power?

Forces and Motion
UHS 2019
Physics
Work, Power and Energy
Power and Energy
A) It is squared
Show Explanation
B) It is halved
Show Explanation
C) It is doubled
Show Explanation
D) It does not change
Show Explanation

Which of the following describes the fluid mosaic model of plasma membrane structure?

Biology
Cell Structure and Function
A) Phospholipid monolayer with embedded proteins
Show Explanation
B) Phospholipid bilayer with embedded proteins
Show Explanation
C) Triglyceride bilayer with embedded proteins
Show Explanation
D) Triglyceride monolayer with embedded proteins
Show Explanation

The force between two charges Q and q, separated by a distance d is F. What will be the force between them when distance between them is d/2?

Forces and Motion
PMC Practice 33
Physics
Electrostatics
A) 4F
Show Explanation
B) 2F
Show Explanation
C) F
Show Explanation
D) F/2
Show Explanation

Which statement describes the electric potential difference between two points in the electric field of charge Q?

Electrostatics
Physics
NTS 2019
A) The difference of electric field between the points per unit charge.
Show Explanation
B) The ratio of the power dissipated between the points to the mass of charge
Show Explanation
C) The work done in moving a test charge between points divided by the magnitude of the test charge.
Show Explanation
D) The force required to move a unit positive charge between the points per unit charge.
Show Explanation

Enthalpy is measured at _____:

Forces and Motion
UHS 2017 Reconduct
Chemistry
Thermochemistry
Standard States and Enthalpy Changes
A) 300 K and 2 atm
Show Explanation
B) 300 K and 1atm
Show Explanation
C) 298 K and 1 atm
Show Explanation
D) 295 K and 1 atm
Show Explanation

H3O+ ions act as ____.

Forces and Motion
PMC Practice 26
Chemistry
Chemical Equilibrium
Solubility Product and Precipitation Reactions
A) Base
Show Explanation
B) Catalyst
Show Explanation
C) Buffer
Show Explanation
D) Acid
Show Explanation

Which option precisely describes the function of nucleoli?

Biology
Cell Structure and Function
A) Formation and breakdown of nuclear envelope.
Show Explanation
B) Formation of centromere
Show Explanation
C) Formation of ribosomes
Show Explanation
D) Organization of spindle during nuclear division
Show Explanation

If a car collides with a housefly, what will be the magnitude of the force experienced by the housefly?

NTS 2018
Physics
Forces and Motion
Newton’s Laws of Motion
A) Much greater than the force experienced by the car
Show Explanation
B) Much lesser than than the force experienced by the car
Show Explanation
C) Same as the force experienced by the car
Show Explanation
D) 10 times less than the force experienced by the car
Show Explanation

What is the main difference between prokaryotes and eukaryotes?

Biology
Cell Structure and Function
A) Prokaryotes cannot undergo cell division
Show Explanation
B) Prokaryotes have no DNA
Show Explanation
C) Prokaryotes do not have internal membranes
Show Explanation
D) Prokaryotes have no cytosol
Show Explanation

A mass of 20 kg is lifted from the floor to a height of 2m in 4.9 sec. Calculate the power in Watts.

Forces and Motion
NUMS 2019 Reconduct
Physics
Work, Power and Energy
Power and Energy
A) 60 W
Show Explanation
B) 80 W
Show Explanation
C) 100 W
Show Explanation
D) 120 W
Show Explanation

Time constant is defined as the time required by the capacitor ____.

Forces and Motion
PMC Practice 33
Physics
Electrostatics
A) To deposit 63% of the equilibrium charge
Show Explanation
B) To deposit 36% of the equilibrium charge
Show Explanation
C) To deposit 63 times of the equilibrium charge
Show Explanation
D) To deposit 36 times of the equilibrium charge
Show Explanation

The length and radius of an electric resistance of a certain wire are doubled simultaneously, then the:

Forces and Motion
Physics
PMC Practice 16
Current Electricity
Wire Wound Variable Resistors
A) Resistance will be doubled and specific resistance will be halved
Show Explanation
B) Resistance will be halved and specific resistance will be unchanged
Show Explanation
C) Resistance will be halved and specific resistance will be doubled
Show Explanation
D) Both will remain unchanged
Show Explanation

A potential difference of 10V is applied across a conductor whose resistance is 2.5 Ohms. What is the value of current flowing through it?

Forces and Motion
Physics
PMC Practice 17
Current Electricity
Electric Current
A) 4 A
Show Explanation
B) 2 A
Show Explanation
C) 6 A
Show Explanation
D) 10 A
Show Explanation

Which of the following are energy giving?

Forces and Motion
PMC 2021 Tested
Biology
Biological Molecules
Lipids
Proteins
A) Fats and proteins
Show Explanation
B) Minerals and vitamins
Show Explanation
C) All of these
Show Explanation
D) Water and carbohydrates
Show Explanation

Ice is less dense than water at:

Forces and Motion
UHS 2014
Chemistry
Chemical Bonding
Hydrogen Bonding
A) 0C
Show Explanation
B) 4C
Show Explanation
C) 2C
Show Explanation
D) -4C
Show Explanation

Which group of hormones is made up of amino acids and their derivatives?

Forces and Motion
UHS 2011
Biology
Coordination and Control
Endocrine System and its Hormones
A) Vasopressin and ADH
Show Explanation
B) Epinephrine and Norepinephrine
Show Explanation
C) Oestrogen and Testosterone
Show Explanation
D) Insulin and Glucagon
Show Explanation

What is the specific name given to the biological membrane that surrounds the vacuoles?

Biology
Cell Structure and Function
A) Plasma membrane
Show Explanation
B) Endomembrane
Show Explanation
C) Plasmalemma
Show Explanation
D) Tonoplast
Show Explanation

Which of the following is an unsaturated fatty acid?

Forces and Motion
PMC 2021 Tested
Biology
Biological Molecules
Lipids
A) Oleic acid
Show Explanation
B) Both of these
Show Explanation
C) Palmitic acid
Show Explanation
D) None of these
Show Explanation

In photosynthesis, the dark reaction is called so because

Forces and Motion
PMC Practice 21
Biology
Bioenergetics
Light Independent Mechanism of Photosynthesis
A) It occurs in darkness.
Show Explanation
B) It does not require light energy.
Show Explanation
C) It cannot occur during the daytime.
Show Explanation
D) It occurs more rapidly at night.
Show Explanation

Reactions in which simple substances are combined to form complex substances are called:

Forces and Motion
PMC Practice 6
Biology
Biological Molecules
Introduction to Biological Molecules
A) Metabolic reactions
Show Explanation
B) Catabolic reactions
Show Explanation
C) Anabolic reactions
Show Explanation
D) None of these
Show Explanation

The sex of individuals of next generation always depends on one of the parents who is:

Forces and Motion
UHS 2011
Biology
Variation and Genetics
Sex Determination
A) Heterogametic
Show Explanation
B) Homogametic
Show Explanation
C) Isogametic
Show Explanation
D) Isomorphic
Show Explanation

Which one of the following force is non-conservative:

PMC 2020
Physics
Forces and Motion
Forces and Motion
A) Frictional force
Show Explanation
B) Gravitational force
Show Explanation
C) Electric force
Show Explanation
D) Elastic spring force
Show Explanation

In what form is the energy stored in a charged capacitor?

PMC 2020
Physics
Forces and Motion
Electrostatics
A) gravitational
Show Explanation
B) electrical potential
Show Explanation
C) magnetic field
Show Explanation
D) potential
Show Explanation

A sphere of charge +Q is fixed in a position. A smaller sphere of +q is placed near the larger sphere and released from the rest. The small sphere will move away from the large sphere with?

NTS 2014
Physics
Electrostatics
A) Decreasing velocity and decreasing acceleration
Show Explanation
B) Decreasing velocity and increasing acceleration
Show Explanation
C) Decreasing velocity and constant acceleration
Show Explanation
D) Increasing velocity and decreasing acceleration
Show Explanation

“The magnitude of electrostatic force between two point charges is directly proportional to the product of the magnitude of the charges and inversely proportional to the square of the distance between them.” This is known as:

NTS 2015 SMBBMC
Physics
Forces and Motion
Electrostatics
A) Gauss’s Law
Show Explanation
B) Ohm’s law
Show Explanation
C) Faraday’s law
Show Explanation
D) Newton’s Law
Show Explanation
E) Coulomb’s Law
Show Explanation

Nucleolus is visible in

Biology
Cell Structure and Function
A) Interphase
Show Explanation
B) Mitotic phase
Show Explanation
C) Metaphase
Show Explanation
D) Anaphase
Show Explanation

The prolactin hormone, responsible for the activation of mammary glands to start producing milk, is a hormone of the:

NTS 2010
Biology
Coordination and Control
Endocrine System and its Hormones
A) Pituitary gland
Show Explanation
B) Pancreas
Show Explanation
C) Thyroid gland
Show Explanation
D) Thymus gland
Show Explanation

Addison’s disease is caused due to destruction of

Forces and Motion
UHS 2011
Biology
Coordination and Control
Disorders of the Nervous System
A) Adrenal Cortex
Show Explanation
B) Pituitary Adrenal Axis
Show Explanation
C) Adrenal Medulla
Show Explanation
D) Hypothalamus
Show Explanation

Which of the following proteins is present in microtubules?

Biology
Cell Structure and Function
A) Tubulin
Show Explanation
B) Myosin
Show Explanation
C) Actin
Show Explanation
D) Tropomyosin
Show Explanation

The water splitting step of photosynthesis is called?

Forces and Motion
PMC Practice 20
Biology
Bioenergetics
Light Dependent Mechanism of Photosynthesis
A) Hydrolysis
Show Explanation
B) Chemolysis
Show Explanation
C) Photolysis
Show Explanation
D) Photosynthesis
Show Explanation

Which of the following organelle have a continuous connection with a nuclear membrane?

Biology
Cell Structure and Function
A) Golgi Apparatus
Show Explanation
B) Lysosomes
Show Explanation
C) RER
Show Explanation
D) SER
Show Explanation

Which one is not an energy releasing process?

Forces and Motion
PMC Practice 20
Biology
Bioenergetics
Introduction to Photosynthesis
A) Glycolysis
Show Explanation
B) Photosynthesis
Show Explanation
C) Respiration
Show Explanation
D) Krebs Cycle
Show Explanation

Krebs cycle occurs in______ of mitochondria

Biology
Cell Structure and Function
A) Matrix
Show Explanation
B) F1 Particles
Show Explanation
C) Stroma
Show Explanation
D) Cristae
Show Explanation

Alkenes have which type of hybridization?

Forces and Motion
PMC Practice 36
Chemistry
Hydrocarbons
Alkenes
A) sp2
Show Explanation
B) sp3
Show Explanation
C) sp2d
Show Explanation
D) sp
Show Explanation

The part of chlorophyll molecule embedded in the core of thylakoid membrane is?

Forces and Motion
PMC Practice 19
Biology
Bioenergetics
Photosynthetic pigments
A) Hydrophilic
Show Explanation
B) Hydrophobic
Show Explanation
C) Both of these
Show Explanation
D) None of these
Show Explanation

The main process that occurs in the dark reaction in photosynthesis is:

NTS 2010
Biology
Bioenergetics
Light Independent Mechanism of Photosynthesis
A) That water is split.
Show Explanation
B) Light energy is converted into chemical energy.
Show Explanation
C) That glucose is oxidized.
Show Explanation
D) That carbon-dioxide is fixed.
Show Explanation

For a certain organ pipe, three successive resonance frequencies are observed at 425, 595, and 765 Hz. The speed of the sound in air is 340 m/s. The pipe is:

Forces and Motion
UHS 2017 Reconduct
Physics
Wave Motion and Sound
Resonance of Air Column and Organ Pipes
A) Closed pipe of length 1 m
Show Explanation
B) Closed pipe of length 2 m
Show Explanation
C) Open pipe of length 1 m
Show Explanation
D) Open pipe of length 2 m
Show Explanation

The word ‘ritual’ means _________.

Forces and Motion
Federal MDCAT 2022
English
A) Original
Show Explanation
B) Religion
Show Explanation
C) Routine
Show Explanation
D) Custom
Show Explanation

A battery whose emf is 40 V has an internal resistance of 5 Ohms. If this battery is connected to a 15 Ohms resistor ‘R’, what will be the voltage drop across ‘R’:

NTS 2010
Physics
Current Electricity
Electrical Power and Power Dissipation in Resistors
A) 10 V
Show Explanation
B) 30 V
Show Explanation
C) 40 V
Show Explanation
D) 50 V
Show Explanation

In the first reaction of catabolism, ______ free the ________.

Forces and Motion
PMC Practice 5
Biology
Biological Molecules
Proteins
A) Fatty acids, polysaccharides
Show Explanation
B) Protein, amino acids
Show Explanation
C) Lipids, glucose
Show Explanation
D) None of these options is correct
Show Explanation

The isomerism that arises due to the difference in carbon atoms on both sides of the functional group is called:

Forces and Motion
PMC 2021 Tested
Chemistry
Hydrocarbons
Introduction to Hydrocarbons
A) Optical isomerism
Show Explanation
B) Stereoisomerism
Show Explanation
C) Metamerism
Show Explanation
D) Stereoisomerism
Show Explanation

A whistler with a velocity of 33 m/s approaches a stationary observer with a frequency of 450 Hz. What is the apparent frequency heard by the observer?

Forces and Motion
PMC 2021 Tested
Physics
Wave Motion and Sound
Periodic Waves
A) 500 Hz
Show Explanation
B) 400 Hz
Show Explanation
C) 430 Hz
Show Explanation
D) 300 Hz
Show Explanation

The point at which there is no net exchange of gases between leaves and atmosphere is known as?

Forces and Motion
PMC Practice 20
Biology
Bioenergetics
Introduction to Photosynthesis
A) Neutral point
Show Explanation
B) Compensation point
Show Explanation
C) Parallel point
Show Explanation
D) Competitive point
Show Explanation

Which of the following statements is incorrect?

Biology
Cell Structure and Function
A) CO2 fixation occurs in stroma
Show Explanation
B) Inter-granum is photosynthetic
Show Explanation
C) Chloroplasts are self-replicating
Show Explanation
D) Chloroplasts have 70S ribosomes
Show Explanation

Two forces equal in magnitude but opposite In direction and not acting along the same line constitute a couple. The movement of this couple will be:

NTS 2018
Physics
Forces and Motion
Newton’s Laws of Motion
A) Dependent on the location of the origin
Show Explanation
B) Independent of the location of the origin
Show Explanation
C) Zero
Show Explanation
D) Scalar product
Show Explanation

Which of the following is not present in plant cells?

Biology
Cell Structure and Function
A) Flagella
Show Explanation
B) Cell wall
Show Explanation
C) Central vacuole
Show Explanation
D) Chloroplast
Show Explanation

Which of the following light is least absorbed by plants?

Forces and Motion
PMC Practice 19
Biology
Bioenergetics
Photosynthetic pigments
A) Orange blue
Show Explanation
B) Red
Show Explanation
C) Blue
Show Explanation
D) Green
Show Explanation

At equilibrium if the concentration of product is increased reaction will proceed to?

Forces and Motion
Chemistry
Chemical Equilibrium
Factors Affecting Equilibria
A) Forward Direction
Show Explanation
B) Backward Direction
Show Explanation
C) Remain Undisturbed
Show Explanation
D) None of these
Show Explanation

A dihybrid test cross (two traits) was made between true-breeding EEWW flies and eeww flies. The resulting F1 generation was then crossed with eeww flies. 100 offspring in the F2 generation were examined and the E and W genes were determined to be not linked. Differentiate between the correct genotypes of the F2 offspring of the unlinked genes and the predicted genotypes if the genes were instead found to be linked.

Forces and Motion
AKU Question Bank
Biology
Genetics and Evolution – AKU
A) Not linked: parental genotypes EeWw and eeww; linked: 25% Eeww, 50% eeWw
Show Explanation
B) Not linked: 25% EeWw, 25% Eeww, 25% eeWw, and 25% eeww; linked: 50% EeWw and 50% eeww
Show Explanation
C) Linked genotypes (EeWw and eeww) and recombinant genotypes (Eeww and eeWw) in the F2 generation are nearly the same irrespective of their linkage
Show Explanation
D) Nor linked: 25% EeWw and eeww with 75% Eeww and eeWw; linked: mostly with parental genotypes, Eeww and eeWw
Show Explanation

When the two partially filled atomic orbitals overlap in such a way that the probability of finding electron is maximum around the line joining the two nuclei, the result is the formation of

Forces and Motion
UHS 2014
Chemistry
Chemical Bonding
VSEPR Theory
A) Sigma Bond
Show Explanation
B) Pi-Bond
Show Explanation
C) Hydrogen Bond
Show Explanation
D) Metallic Bond
Show Explanation

Storage form of lipids is:

Forces and Motion
PMC Practice 6
Biology
Biological Molecules
Lipids
A) Esterified cholesterol
Show Explanation
B) Glycerophospholipids
Show Explanation
C) Triglycerides
Show Explanation
D) Sphingolipids
Show Explanation

Baldness is most frequent in which of the following?

Forces and Motion
PMC Practice 20
Biology
Variation and Genetics
Sex Linkage
A) Men
Show Explanation
B) Women
Show Explanation
C) Both A and B
Show Explanation
D) Children
Show Explanation

Which is the unit of energy

Forces and Motion
PMC Sample 3
Physics
Work, Power and Energy
Power and Energy
A) joule
Show Explanation
B) erg
Show Explanation
C) kWh
Show Explanation
D) all of these
Show Explanation

A body starts sliding on a rough horizontal surface with a speed of 10 m/s. If the coefficient of friction is 0.2, find the distance traveled by the body before coming to rest. (g = 10m/s)

NTS 2010
Physics
Forces and Motion
Displacement, Velocity and Acceleration
A) 15 m
Show Explanation
B) 25 m
Show Explanation
C) 35 m
Show Explanation
D) 40 m
Show Explanation

The IUPAC name of the following compound is:

NUMS 2016
Chemistry
Hydrocarbons
Nomenclature of Hydrocarbons
A) 1-Ethyl-2, 4-dimethlycyclohexane
Show Explanation
B) 2-Ethyl-1,4-dimethylcyclohexene
Show Explanation
C) 2-Ethyl-1, 1-dimethylcyclohexane
Show Explanation
D) 4-Ethyl-1, 2-dimethylcyclohexane
Show Explanation

The ability of an atom in a covalent bond to attract the bonding electrons is called:

Forces and Motion
UHS 2011
Chemistry
Chemical Bonding
Electron Affinity and Electronegativity
A) Ionization energy
Show Explanation
B) Ionic bond energy
Show Explanation
C) Electronegativity
Show Explanation
D) Electron affinity
Show Explanation

A car is travelling in a straight line along a highway at a constant speed of 80miles per hour for 10 seconds. Find its acceleration.

NTS 2015 SMBBMC
Physics
Forces and Motion
Forces and Motion
Displacement, Velocity and Acceleration
A) 100 m/s2
Show Explanation
B) 200 m/s2
Show Explanation
C) 0m/s2
Show Explanation
D) 150m/s2
Show Explanation

Different kinds of atoms of the same element are called isotope having different __________but same ___________ properties.

Forces and Motion
PMC Practice 1
Chemistry
Introduction to Fundamental Concepts of Chemistry
Isotopes
A) Physical, atomic
Show Explanation
B) Physical, chemical
Show Explanation
C) Chemical, physical
Show Explanation
D) Chemical, atomic
Show Explanation

Ohm multiplied by farad is equivalent to:

PMC 2020
Physics
Forces and Motion
Electrostatics
A) Time
Show Explanation
B) Charge
Show Explanation
C) Distance
Show Explanation
D) Capacitor
Show Explanation

The K.E. of a body of mass 2kg and momentum of 2Ns is:

Forces and Motion
PMC Sample 1
Physics
Work, Power and Energy
Work, Power & Energy
A) 1 J
Show Explanation
B) 2 J
Show Explanation
C) 3 J
Show Explanation
D) 4 J
Show Explanation

Which of the following compounds possesses only a single covalent bond between carbon and hydrogen?

NUMS 2016
Chemistry
Hydrocarbons
Alkanes and Paraffins
Alkenes
Alkynes
A) CH4
Show Explanation
B) C2H2
Show Explanation
C) C2H4
Show Explanation
D) All of the above
Show Explanation

The covalent bond between monosaccharides of sucrose is called:

Forces and Motion
PMC 2021 Tested
Biology
Biological Molecules
Carbohydrates
A) Glycosidic bond
Show Explanation
B) Peptide bond
Show Explanation
C) Hydrogen bond
Show Explanation
D) Ionic bond
Show Explanation

Which of the following cell type is more appropriate to study mitochondrial :

Biology
Cell Structure and Function
A) RBC
Show Explanation
B) Muscle cell
Show Explanation
C) Mesophyll cell
Show Explanation
D) E.coli
Show Explanation

Rate of photosynthesis does not depend upon:

Forces and Motion
PMC Practice 20
Biology
Bioenergetics
Factors affecting photosynthesis
A) Quality of light
Show Explanation
B) Intensity of light
Show Explanation
C) Duration of light
Show Explanation
D) Temperature
Show Explanation

All chromosomes other than sex chromosomes are called:

Forces and Motion
PMC Practice 23
Biology
Variation and Genetics
Sex Determination
A) Autosomes
Show Explanation
B) Allosomes
Show Explanation
C) Microsomes
Show Explanation
D) None of them
Show Explanation

IUPAC Nomenclature of:

CH3 – CH = CH – CH2 – CH = CH2 is:

NTS 2011
Chemistry
Hydrocarbons
Nomenclature of Hydrocarbons
A) 2 – pentene
Show Explanation
B) 1 , 4 – hexadiene
Show Explanation
C) 3 – methyl butane
Show Explanation
D) 1, 3, 5 – heptatriene
Show Explanation

The rate at which work is being done is called:

Forces and Motion
UHS 2018
Physics
Work, Power and Energy
Work Done by Constant Force and Variable Forces
A) Power
Show Explanation
B) Energy
Show Explanation
C) Density
Show Explanation
D) Force
Show Explanation

The newton-second is the unit of:

PMC 2020
Physics
Forces and Motion
A) Work
Show Explanation
B) Power
Show Explanation
C) Impulse
Show Explanation
D) velocity
Show Explanation

What are the distinguishing features of fibrous proteins?

Forces and Motion
PMC Practice 6
Biology
Biological Molecules
Proteins
A) Non-crystalline
Show Explanation
B) Elastic
Show Explanation
C) Disorganized
Show Explanation
D) Both A and B
Show Explanation

EMF becomes equal to terminal potential difference when

Forces and Motion
Physics
PMC Practice 16
Current Electricity
Electomotive Force and Potential Difference
A) circuit is closed
Show Explanation
B) current is max
Show Explanation
C) circuit is open
Show Explanation
D) all of these
Show Explanation

Assume that you have two balls of Identical volume, one weighing 2 Newtons and the other 10 Newtons. Both are falling freely after being released from the same point simultaneously. Which of the following will then be true:

I. The 10 N ball falling freely from rest will be accelerated at a greater rate than the 2 N ball

II. At the end of the 4s of freefall, the 10 N ball will have 5 times the momentum of the 2 N ball

III. At the end of the 4s of free fall, the 10 N ball will have the same kinetic energy as the 2 N ball

IV. The 10 N ball possesses greater inertia than the 2 N ball

NTS 2010
Physics
Forces and Motion
Displacement, Velocity and Acceleration
A) I, Il and Ill only
Show Explanation
B) I and II only
Show Explanation
C) II and IV only
Show Explanation
D) IV only
Show Explanation

Kilowatt-hour is a unit of?

Forces and Motion
NUMS 2020
Physics
Work, Power and Energy
Power and Energy
A) Electric Energy
Show Explanation
B) Power
Show Explanation
C) Momentum
Show Explanation
D) Torque
Show Explanation

If at equilibrium state temperature is increased, it will favour

Forces and Motion
PMC Practice 27
Chemistry
Chemical Equilibrium
State of Chemical Equilibrium
A) Exothermic Reactions
Show Explanation
B) Endothermic Reactions
Show Explanation
C) Reversible gaseous reactions
Show Explanation
D) Irreversible reactions
Show Explanation

In acidic medium, amino acids carry positive charge and act as:

Forces and Motion
PMC Practice 6
Biology
Biological Molecules
Proteins
A) Acid
Show Explanation
B) Base
Show Explanation
C) Neutral
Show Explanation
D) None of these options are correct
Show Explanation

Two capacitors C1 = 3 uF and C2 = 6 uF are in series across a 90 volts D.C. supply. The total capacitance is given by:

NTS 2012
Physics
Electrostatics
A) 9 uF
Show Explanation
B) 2 uF
Show Explanation
C) 10 uF
Show Explanation
D) 90 uF
Show Explanation

If enzymes stop their functions, then biochemicaI reactions would:

Forces and Motion
AKU Question Bank
Biology
Introductory Biology – AKU
A) Stop
Show Explanation
B) Be slowed down
Show Explanation
C) Not affected
Show Explanation
D) Carried out at faster rate
Show Explanation

If a dielectric material is placed between two plates of a capacitor, the net capacitance of the capacitor:

NTS 2018
Physics
Electrostatics
A) Decreases
Show Explanation
B) Increases
Show Explanation
C) Remains constant
Show Explanation
D) Zero
Show Explanation

Many elements have fractional atomic masses. This is because:

Forces and Motion
NUMS 2020
Chemistry
Introduction to Fundamental Concepts of Chemistry
Introduction to the Atom
A) Mass of atom is itself reactional
Show Explanation
B) Atomic masses are average masses of isobars
Show Explanation
C) Atomic masses are average masses of isotopes
Show Explanation
D) Atomic masses are average masses of isotopes proportional to their abundance
Show Explanation

If there are 12 carbon atoms in a disaccharide, how many OH groups will it have?

Forces and Motion
AKU Question Bank
Biology
Introductory Biology – AKU
A) 11
Show Explanation
B) 8
Show Explanation
C) 10
Show Explanation
D) 12
Show Explanation

In an amino acid in which the R-group is H, its name will be

Forces and Motion
UHS 2011
Biology
Biological Molecules
Proteins
A) Alanine
Show Explanation
B) Glycine
Show Explanation
C) Leucine
Show Explanation
D) Valine
Show Explanation

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

Forces and Motion
UHS 2018
Physics
Work, Power and Energy
Power and Energy
A) 7.2 kilo joules
Show Explanation
B) 720 joules
Show Explanation
C) 120 joules
Show Explanation
D) 72000 joules
Show Explanation

The values of electric intensity will ____ due to the presence of dielectric medium:

PMC 2020
Physics
Electrostatics
A) Increase
Show Explanation
B) Increase exponentially
Show Explanation
C) Decrease
Show Explanation
D) Remain same
Show Explanation

In plasma membrane, carbohydrates combine with the lipids and proteins to form glycolipids and glycoproteins and are oriented:

Biology
Cell Structure and Function
A) Towards inside
Show Explanation
B)
Towards outside

Show Explanation
C) Towards inside and outside
Show Explanation
D) Randomly distributed
Show Explanation

Le Chatelier’s Principle is about?

Forces and Motion
Chemistry
Chemical Equilibrium
Factors Affecting Equilibria
A) Reaction Mixture.
Show Explanation
B) Reactants.
Show Explanation
C) Equilibrium Mixture.
Show Explanation
D) Products.
Show Explanation

Read the passage below to answer the question:

Hemophilia is a disorder in which blood fails to clot. Saad, a male hemophiliac, marries Sara, a normal woman and together they have four children, two boys (Ahmed and Ali) and two girls (Alia and Ayesha). None of the children display the symptoms of Hemophilia. Ahmed, Ali, Ayesha, and Ali all marry normal individuals and have children. None of Ahmeds or Ali’s children, male or female, display symptoms of hemophilia, but the sons of Alia and Ayesha display symptoms of hemophilia while the daughters of Alia and Ayesha do not.

Which of the following individuals are heterozygous for hemophilia:

NTS 2010
Biology
Variation and Genetics
Inherited Diseases
A) Saad, Ahmed, and Ali
Show Explanation
B) Ahmed, Ali, Alia, and Ayesha
Show Explanation
C) Saad and Sara
Show Explanation
D) Alia and Ayesha
Show Explanation

Avogadro’s constant is the number of:

Forces and Motion
PMC 2021 Tested
Chemistry
Introduction to Fundamental Concepts of Chemistry
Important Assumptions of Stoichiometric Calculations
A) Electrons present in 2g of H
Show Explanation
B) Atoms in 24g of Mg
Show Explanation
C) Atoms in 1g of He
Show Explanation
D) Molecules in 35.5g of Chlorine
Show Explanation

Which one is monoisotopic element?

Forces and Motion
Chemistry
Introduction to Fundamental Concepts of Chemistry
kpc
A) Chlorine
Show Explanation
B) Hydrogen
Show Explanation
C) Flourine
Show Explanation
D) Cadmium
Show Explanation

Water waves are:

Forces and Motion
2022 PMC Test 1
Physics
Wave Motion and Sound
Progessive Waves
A) Longitudinal waves
Show Explanation
B) Complex waves
Show Explanation
C) Transverse waves
Show Explanation
D) Both longitudinal and transverse wave
Show Explanation

Which of the following does not yield glucose on complete hydrolysis?

Forces and Motion
AKU Question Bank
Biology
Introductory Biology – AKU
A) Starch
Show Explanation
B) Glycogen
Show Explanation
C) Cellulose
Show Explanation
D) Chitin
Show Explanation

Doppler effect refers to:

Forces and Motion
2022 PMC Test 1
Physics
Wave Motion and Sound
Doppler Effect
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

When a car travelling with constant velocity passes a stationary observer, the observer hears a change in the frequency of sound emitted by the car. Which statement is correct ?

Forces and Motion
ETEA 2017
Physics
Wave Motion and Sound
Progessive Waves
A) The change in frequency is greater as a car moves away than as it approaches.
Show Explanation
B) The greater the speed of the car, the greater the change in observed frequency.
Show Explanation
C) The observed frequency is lower as the car moves toward the observer and higher as the car moves away from the observer
Show Explanation
D) The volume of the sound heard by the observer does not change as the car approaches.
Show Explanation

The energy supplied by the cell to the charge carriers is derived from the conversion of:

NUMS 2016
Physics
Electrostatics
A) Heat energy into chemical energy
Show Explanation
B) Chemical energy Into electrical energy
Show Explanation
C) Solar energy into electrical energy
Show Explanation
D) Mechanical energy into electrical energy
Show Explanation

The traits that show autosomal inheritance have:

Forces and Motion
2022 PMC Test 2
Biology
Variation and Genetics
A) Equal probabilities exist in both male and female individuals.
Show Explanation
B) Different probabilities in male and female individuals
Show Explanation
C) More probabilities in male than female individuals
Show Explanation
D) More probabilities in female than male individuals
Show Explanation

2SO2 (g)+ O2 (g),⇌ 2SO3 (g), in the above reaction Kp and Kc are related as

Forces and Motion
Academy Questions
Chemistry
Chemical Equilibrium
A) Kp=Kcx(RT)
Show Explanation
B) Kp=Kcx(RT)2
Show Explanation
C) Kp=Kcx(RT)-1
Show Explanation
D) Kp=Kcx(RT)-2
Show Explanation

Third law of Newton is also called:

NUMS 2016
Physics
Forces and Motion
Newton’s Laws of Motion
A) Law of Inertia
Show Explanation
B) Equilibrium
Show Explanation
C) Law of action and reaction
Show Explanation
D) None
Show Explanation

Stationary waves are result of ___________ traveling in opposite direction waves.

Forces and Motion
ETEA 2016
Physics
Wave Motion and Sound
Stationary Waves
A) Identical
Show Explanation
B) Different
Show Explanation
C) Any of Option A or B
Show Explanation
D) Stationary waves cannot be formed
Show Explanation

Isotopes are?

Forces and Motion
Chemistry
Introduction to Fundamental Concepts of Chemistry
kpc
A) Chemically similar
Show Explanation
B) Physically dissimilar
Show Explanation
C) Chemically dissimilar
Show Explanation
D) Both Options A and B are correct
Show Explanation

The sound waves of frequency more than 20 khz are termed as:

Forces and Motion
ETEA 2017
Physics
Wave Motion and Sound
Fundamental and Overtone Vibration
A) Supersonic
Show Explanation
B) Audible
Show Explanation
C) Infrasonic
Show Explanation
D) Ultrasonic
Show Explanation

The distance between two consecutive antinodes is equal to:

Forces and Motion
FMDC 2018
Physics
Wave Motion and Sound
Stationary Waves
A) λ/8
Show Explanation
B) λ/6
Show Explanation
C) λ/4
Show Explanation
D) λ/2
Show Explanation

The first hormone to be discovered was:

Forces and Motion
ETEA 2018
Biology
Coordination and Control
Endocrine System and its Hormones
A) Secretin
Show Explanation
B) Testosterone
Show Explanation
C) Insulin
Show Explanation
D) Thyroxin
Show Explanation

During the formation of aqueous solution of any electrolyte:

Forces and Motion
ETEA 2018
Chemistry
Thermochemistry
Heat Capacity and Calorimetry
A) Heat is evolved
Show Explanation
B) Heat is absorbed
Show Explanation
C) Heat may evolved or absorbed
Show Explanation
D) Electrolyte do not dissolve in water
Show Explanation

Pitch is ___ proportional to frequency.

Forces and Motion
2022 PMC Test 1
Physics
Wave Motion and Sound
Periodic Waves
A) Directly
Show Explanation
B) Inversely
Show Explanation
C) Exponentially
Show Explanation
D) No effect
Show Explanation

When the source is at the centre of the circle and the observer is moving on the circumference of circle, the sound heard by observer

Forces and Motion
ETEA 2016
Physics
Wave Motion and Sound
Doppler Effect
A) Same
Show Explanation
B) Different
Show Explanation
C) Increasing
Show Explanation
D) Decreasing
Show Explanation

Which of the following is the major souce of variation in the origin of new species?

Forces and Motion
2022 PMC Test 3
Biology
Variation and Genetics
Evolution
A) Migration
Show Explanation
B) Mutation
Show Explanation
C) Selection
Show Explanation
D) Genetic drift
Show Explanation

How many pi bonds are there in ethene?

Forces and Motion
PMC 2021 Tested
Chemistry
Hydrocarbons
Alkenes
A) 0
Show Explanation
B) 1
Show Explanation
C) 3
Show Explanation
D) 2
Show Explanation

Polyploidy is more common in:

Forces and Motion
ETEA 2018
Biology
Variation and Genetics
Polygenic Inheritance And Epistasis
A) Plants
Show Explanation
B) Animals
Show Explanation
C) Bacteria
Show Explanation
D) Virus
Show Explanation

Students were decomposing ????3 placed in a China dish by heating using burner in the laboratory. The “system” in this experiment is:

Forces and Motion
ETEA 2018
Chemistry
Thermochemistry
System, Surrounding and State Function
A) China dish
Show Explanation
B) Burner
Show Explanation
C) Laboratory
Show Explanation
D) ????3
Show Explanation

Velocity of sound in air is 332m/s. Velocity of sound in vacuum would be:

Forces and Motion
FMDC 2018
Physics
Wave Motion and Sound
Progessive Waves
A) More than 332m/s
Show Explanation
B) Less than 332m/s.
Show Explanation
C) 332m/s
Show Explanation
D) Zero
Show Explanation

The light exhibits the phenomena of constructive interference under the situation when it is __________ and __________.

Forces and Motion
FMDC 2018
Physics
Wave Motion and Sound
Interference of Waves
A) Monochromatic and in Phase
Show Explanation
B) Monochromatic and out of Phase
Show Explanation
C) In phase and non-monochromatic
Show Explanation
D) Out of phase and non-monochromatic
Show Explanation

Which one is the molar volume of a gas at STP?

Forces and Motion
Academy Questions
Chemistry
Introduction to Fundamental Concepts of Chemistry
A) 24dm3
Show Explanation
B) 22414c1m3
Show Explanation
C) 22.4dm3
Show Explanation
D) 0.22414dm3
Show Explanation

Read the passage below to answer the question:

Haemophilia is a disorder in which blood fails to clot. Saad, a male haemophiliac, marries Sara, a normal woman and together they have four children, two boys (Ahmed and Ali) and two girls (Alia and Ayesha). None of the children displays the symptoms of Haemophilia.

Ahmed, Ali, Ayesha, and Ali all marry normal individuals and have children. None of Ahmed’s or Ali’s children, male or female, display symptoms of haemophilia, but the sons of Alia and Ayesha display symptoms of haemophilia while the daughters of Alia and Ayesha do not.

Which of the following best explains the reason that Ahmed, Ali, Ayesha and Alia do not display symptoms of haemophilia, even though their father, Saad, is a haemophiliac?

NTS 2010
Biology
Variation and Genetics
Inherited Diseases
A) Haemophilia is an X-linked disorder, and Saad can only pass on his Y chromosome.
Show Explanation
B) Haemophilia is an X-linked disorder, and even though Alia and Ayesha receive a hemophiliac X-chromosome from Saad, Sara gave them a normal X-chromosome.
Show Explanation
C) Haemophilia is a Y-linked disorder, and therefore cannot be displayed in females.
Show Explanation
D) Haemophilia is a Y-linked disorder ,and Ahmed and Ali must have received an X Chromosome from Saad.
Show Explanation

For the reaction,

CO(g) + (1/2)O2(g) ⟶ CO2(g)

Forces and Motion
ETEA 2018
Chemistry
Chemical Equilibrium
Equilibrium Constant
A) Kp > Kc
Show Explanation
B) Kp < Kc Show Explanation C) Kp = Kc Show Explanation D) Kp ≥ Kc Show Explanation