UHS MDCAT Past Paper 2017

Created by Ali Durrani

UHS MDCAT 2017 Past Paper

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1 / 220

During space flights, astronauts obtain water from _____:

UHS 2017 Reconduct
Chemistry
Elimination Tool:

A) Nickel cadmium cells

B) Fuel cells

C) Lead accumulator

D) Alkaline battery

2 / 220

Among the following, which one has an electron withdrawing effect:

UHS 2017 Reconduct
Chemistry
Elimination Tool:

A) -NH2

B) -N(CH3)2

C) -CHO

D) -I

3 / 220

Among the alkyl halides, which always follows SN2 mechanism:

UHS 2017 Reconduct
Chemistry
Alkyl Halides and Amines
Reactivity and Reactions of Alkyl Halides
Elimination Tool:

A) Primary alkyl halides

B) Secondary alkyl halides

C) Tertiary alkyl halides

D) Both Secondary & Tertiary alkyl halides

4 / 220

Cyclobutane structure is categorized under:

UHS 2017 Reconduct
Chemistry
Fundamental Principles of Organic Chemistry
Classifications of Organic Compounds
Elimination Tool:

A) Aromatic compounds

B) Alicyclic compounds

C) Aliphatic compounds

D) Heterocyclic compounds

5 / 220

Identify the compound, which gives positive iodoform test:

UHS 2017 Reconduct
Chemistry
Aldehydes and Ketones
Reactivity and Reactions of Carbonyl Group
Elimination Tool:

A) Methanol

B) Methyl ketone

C) 3-Hexanol

D) Propionaldehyde

6 / 220

How many pi bond(s) are there in ethene?

UHS 2017 Reconduct
Chemistry
Fundamental Principles of Organic Chemistry
Introduction to Fundamental Principles of Organic Chemistry
Elimination Tool:

A) None

B) One

C) Two

D) Three

7 / 220

Among the following, which compound is a catalyst in contact process:

UHS 2017 Reconduct
Chemistry
s and p Block Elements
Introduction to s and p Block Elements
Elimination Tool:

A) V2O5

B) H2SO4

C) NH4Cl

D) NaOH

8 / 220

During esterification, the bond from alcohol that breaks in between:

UHS 2017 Reconduct
Chemistry
Elimination Tool:

A) Carbon and oxygen

B) Oxygen and hydrogen

C) Carbon and carbon

D) None of the given options

9 / 220

Chloroform is used as the following except:

UHS 2017 Reconduct
Chemistry
Elimination Tool:

A) Precursor of making Teflon

B) Precursor of making refrigerants

C) Anesthetic

D) Embalming chemicals

10 / 220

Which of the following is an intermediate compound in SN1:

UHS 2017 Reconduct
Chemistry
Alkyl Halides and Amines
Reactivity and Reactions of Alkyl Halides
Elimination Tool:

A) Ethoxide ion

B) Alkyl halide

C) Alkene

D) Carbocation

11 / 220

Among the following, which compound is formed by addition polymerization:

UHS 2017 Reconduct
Chemistry
Elimination Tool:

A) Polystyrene

B) Polyester

C) Nylon

D) Both Polystyrene & Polyester

12 / 220

Sodium phenoxide on treating with hydrochloric acids yields:

UHS 2017 Reconduct
Chemistry
Elimination Tool:

A) Benzene

B) Benzoic acid

C) Phenol

D) Benzaldehyde

13 / 220

Ionic radius decreases along the period due to:

UHS 2017 Reconduct
Chemistry
s and p Block Elements
Introduction to s and p Block Elements
Elimination Tool:

A) Addition of a new shell

B) Increase in nuclear charge

C) High Ionization Energy

D) Decrease in nuclear charge

14 / 220

Catalytic oxidation of alkanes results in the formation of _____:

UHS 2017 Reconduct
Chemistry
Carboxylic Acids and its Derivatives
Elimination Tool:

A) Carboxylic acid

B) Aldehyde

C) Ketone

D) Alcohol

15 / 220

For halogenation of benzene, which reagent is used:

UHS 2017 Reconduct
Chemistry
Alcohol, Phenols, and Ethers
Elimination Tool:

A) H2SO4

B) AlCl3

C) HNO3

D) HCl

16 / 220

Pi-bond is formed by sideways overlap of _________?

UHS 2017 Reconduct
Chemistry
Atomic Structure
Chemical Bonding
Elimination Tool:

A) s-orbitals

B) p-orbitals

C) d-orbitals

D) None of the given options

17 / 220

Which of the following is the functional group for carboxylic acids?

UHS 2017 Reconduct
Chemistry
Carboxylic Acids and its Derivatives
Elimination Tool:

A) Option A

B) Option B

C) Option C

D) Option D

18 / 220

Both aldehyde and ketones give _____:

UHS 2017 Reconduct
Chemistry
Aldehydes and Ketones
Elimination Tool:

A) Tollen’s test

B) 2,4-DNPH test

C) Benedict’s solution test

D) Sodium nitroprusside test

19 / 220

In elimination reactions, ______ is used:

UHS 2017 Reconduct
Chemistry
Alkyl Halides and Amines
Reactivity and Reactions of Alkyl Halides
Elimination Tool:

A) Acidic K2Cr2O7

B) CuCl

C) Acidic NaOH

D) Alcoholic KOH

20 / 220

The shape of s-orbital is ______ and the shape of p-orbital is _______.

UHS 2017 Reconduct
Chemistry
Atomic Structure
Elimination Tool:

A) Spherical, dumb-bell

B) Dumb-bell, spherical

C) Spherical, double dumb-bell

D) Spherical, spherical

21 / 220

Phosphoprotein comes under the type of which proteins:

UHS 2017 Reconduct
Chemistry
Elimination Tool:

A) Simple protein

B) Conjugated protein

C) Derived protein

D) Both Conjugated & Derived protein

22 / 220

Ca(OH)2 is sparingly soluble having solubility constant value 6.5 x 10-6. What’ll be its solubility:

UHS 2017 Reconduct
Chemistry
Solution and Colloids
Concentration Units of Solutions
Elimination Tool:

A) 2.75 x 10-2

B) 2.75 x 102

C) 1.17 x 10-2

D) 3.63 x 103

23 / 220

Which of the following is the most environmentally-friendly source to derive energy?

UHS 2017 Reconduct
Chemistry
Environmental Chemistry
Elimination Tool:

A) Lead-acid accumulator

B) H2- O2 fuel cell

C) Silver Oxide Battery

D) Alkaline battery

24 / 220

Among the following, which contains the same no. Of electrons & protons but different no. of neutrons:

UHS 2017 Reconduct
Chemistry
Elimination Tool:

A) Isboars

B) Isotopes

C) Isotones

D) None of the given options

25 / 220

Which reagent is responsible for the conversion of ketone to secondary alcohol:

UHS 2017 Reconduct
Chemistry
Elimination Tool:

A) NaAlH4

B) NaBH4

C) Al

D) Red Phosphorus

26 / 220

For the purification, impure copper is made the:

UHS 2017 Reconduct
Chemistry
Electrochemistry
Elimination Tool:

A) Cathode

B) Anode

C) Solution

D) Both Cathode and Anode

27 / 220

Determine the value of Enthalpy of formation of NH4Cl

UHS 2017 Reconduct
Chemistry
Thermochemistry
Enthalpies of Reactions and its Types
Elimination Tool:

A) – 788 kJmol-1

B) -314.55 kJmol-1

C) -692 kJmol-1

D) None of the given options

28 / 220

Identify the element that has maximum oxidation states:

UHS 2017 Reconduct
Chemistry
d and f Block Elements
Elimination Tool:

A) Zinc

B) Chromium

C) Vanadium

D) Manganese

29 / 220

Rate of first order reaction depends on:

UHS 2017 Reconduct
Chemistry
Reaction Kinetics
Order of reaction and its determination
Elimination Tool:

A) Concentration of one reactant

B) Concentration of two reactants

C) Concentration of three reactants

D) Independent of the initial concentration

30 / 220

The acidity of Phenol is due to its _______:

UHS 2017 Reconduct
Chemistry
Alcohol, Phenols, and Ethers
Elimination Tool:

A) Nature of Benzene

B) Double bond in benzene ring

C) Nature of phenoxide

D) Hyoxal group

31 / 220

Final product of hydrolysis of nitrile yield:

UHS 2017 Reconduct
Chemistry
Elimination Tool:

A) Ketone

B) Ketone

C) Alcohol

D) Carboxylic acid

32 / 220

Calculate the grams of H2O formed when 8g of CH4 burns in excess of oxygen:

UHS 2017 Reconduct
Chemistry
Introduction to Fundamental Concepts of Chemistry
Important Assumptions of Stoichiometric Calculations
Elimination Tool:

A) 21 grams

B) 19 grams

C) 18 grams

D) 15 grams

33 / 220

To avoid the oxidation of filaments which element is used in electric bulbs:

UHS 2017 Reconduct
Chemistry
s and p Block Elements
Introduction to s and p Block Elements
Elimination Tool:

A) Krypton

B) Argon

C) Helium

D) Neon

34 / 220

What do you call the process when sodium periodate is reacted to 1,2-diols?

UHS 2017 Reconduct
Chemistry
Elimination Tool:

A) Protonation

B) Epoxidification

C) Oxidative cleavage

D) Esterification

35 / 220

Unit of K in first order Reaction is:

UHS 2017 Reconduct
Chemistry
Reaction Kinetics
Order of reaction and its determination
Elimination Tool:

A) s-1

B) moles dm-3 s-1

C) moles dm-3

D) mol-1 dm3’

36 / 220

Nitrogen is required by plants for the ________:

UHS 2017 Reconduct
Chemistry
s and p Block Elements
General Behaviour of Alkali and Alkaline Earth Metals
Elimination Tool:

A) Formation of starch and sugar

B) Development of roots and leaves

C) Stimulation of early growth

D) Formation of fruit

37 / 220

Enthalpy is measured at _____:

UHS 2017 Reconduct
Chemistry
Thermochemistry
Standard States and Enthalpy Changes
Elimination Tool:

A) 300 K and 2 atm

B) 300 K and 1atm

C) 298 K and 1 atm

D) 295 K and 1 atm

38 / 220

At 25˚C with phenol 2-4-Dinitrophenol is formed by the reaction of:

UHS 2017 Reconduct
Chemistry
Hydrocarbons
Reactions of Benzene
Elimination Tool:

A) (HNO3 +H2SO4) with benzene

B) (HNO3 +H2SO4) with phenol

C) NaOH with Benzene sulphonic acid

D) Sodium phenotype with HCl

39 / 220

Chlorination and Bromination mostly uses:

UHS 2017 Reconduct
Chemistry
Elimination Tool:

A) Radio waves

B) Visible light

C) Infrared radiations

D) U.V. light

40 / 220

Among the following, which one is a nucleophile;

UHS 2017 Reconduct
Chemistry
Elimination Tool:

A) H+

B) OH-

C) Ca2+

D) None of the given options

41 / 220

A compound has an empirical formula CH2Cl and molecular formula mass as 99gmol-1, identify the compound:

UHS 2017 Reconduct
Chemistry
Introduction to Fundamental Concepts of Chemistry
Analysis of a Compound – Empirical And Molecular Formulas
Elimination Tool:

A) C2H4Cl

B) C4H8Cl

C) C2H4Cl2

D) C2H3Cl3

42 / 220

Reaction of alcohol with hydrogen chloride yields:

UHS 2017 Reconduct
Chemistry
Aldehydes and Ketones
Reactivity and Reactions of Carbonyl Group
Elimination Tool:

A) Alkyl Halide

B) Carboxylic acid

C) Aldehyde

D) Ester

43 / 220

Identify the monomers of Polyvinyl chloride:

UHS 2017 Reconduct
Chemistry
Elimination Tool:

A) Vinyl acetate

B) Butyl maleate

C) Styrene

D) Vinyl chloride

44 / 220

In contact process, optimum temperature lies between _______:

UHS 2017 Reconduct
Chemistry
s and p Block Elements
Introduction to s and p Block Elements
Elimination Tool:

A) 200-300˚C

B) 300-400˚C

C) 400-500˚C

D) 300-500˚C

45 / 220

Which agent is responsible for acid rain:

UHS 2017 Reconduct
Chemistry
Elimination Tool:

A) O2

B) Ca(SO4)

C) NO2

D) HNO3 and H2SO4

46 / 220

To distinguish aldehyde from ketone which solution is used:

UHS 2017 Reconduct
Chemistry
Aldehydes and Ketones
Reactivity and Reactions of Carbonyl Group
Elimination Tool:

A) Alkaline solution

B) Fehling’s solution

C) A solution containing K2Cr2O7

D) A solution containing acid only

47 / 220

Dehydration of methyl alcohol with concentrated sulphuric acid gives:

UHS 2017 Reconduct
Chemistry
Elimination Tool:

A) CH3CHO

B) C2H4

C) HCHO

D) None of these

48 / 220

Melting point of Na & Mg decreases down the group due to:

UHS 2017 Reconduct
Chemistry
s and p Block Elements
Introduction to s and p Block Elements
Elimination Tool:

A) Strong electronegativity

B) Strong attractive forces

C) Increment in size

D) High Ionization Energy

49 / 220

What is the exact value of angle in BF3:

UHS 2017 Reconduct
Chemistry
Chemical Bonding
Elimination Tool:

A) 90˚

B) 119.5˚

C) 104.5˚

D) 120˚

50 / 220

Choose the correct option regarding number or particles associated with one mole of a substance:

UHS 2017 Reconduct
Chemistry
Introduction to Fundamental Concepts of Chemistry
Analysis of a Compound – Empirical And Molecular Formulas
Elimination Tool:

A) 6.03 x 1023

B) 6.01 x 10-19

C) 6.02 x 10-23

D) 6.02 x 1023

51 / 220

2-propanoate on oxidation gives:

UHS 2017 Reconduct
Chemistry
Elimination Tool:

A) Aldehyde

B) Ketone

C) Carboxylic acid

D) Alcohol

52 / 220

Identify the product X in the following reaction:
CH3COOH + PCl5 → X + POCl3 + HCl

UHS 2017 Reconduct
Chemistry
Carboxylic Acids and its Derivatives
Elimination Tool:

A) CH3COCl

B) CH3COCl2

C) CH3COCH2Cl2

D) CH2COCl2

53 / 220

Identify the value of R at STP:

UHS 2017 Reconduct
Chemistry
Introduction to Fundamental Concepts of Chemistry
Important Assumptions of Stoichiometric Calculations
Elimination Tool:

A) 8.324 atm dm-3 mol-1

B) 0.0821 cal K-1 mol-1

C) 0.0821 atm dm3 K-1 mol-1

D) 8.314 cal K-1 mol-1

54 / 220

What is the reason that ice at 0˚ occupies more volume than water:

UHS 2017 Reconduct
Chemistry
States of Matter
Elimination Tool:

A) Empty spaces

B) Ionic bond

C) Intermolecular

D) Debye forces

55 / 220

What should be the temperature and pressure respectively for catalytic cracking:

UHS 2017 Reconduct
Chemistry
Fundamental Principles of Organic Chemistry
Cracking of Petroleum
Elimination Tool:

A) 500˚C, 2 atm

B) 900˚C, 2 atm

C) 500˚C, 4 atm

D) 900˚C, 4 atm

56 / 220

Name the compound, which shows geometric isomerism:

UHS 2017 Reconduct
Chemistry
Hydrocarbons
Introduction to Hydrocarbons
Elimination Tool:

A) 1-bromo-2chloropropene

B) 2-pentene

C) 2,3-dimethyl propene

D) Both “1-bromo-2 chloropropene” & “2-pentene”

57 / 220

How many ligands does K4[Fe(CN)6] contains:

UHS 2017 Reconduct
Chemistry
d and f Block Elements
Elimination Tool:

A) 4

B) 7

C) 6

D) 5

58 / 220

Select the wrong segment in the following sentence:
She looked at him, and he seemed almost as younger as their eldest son.

UHS 2017 Reconduct
English
Identify errors in sentence
Elimination Tool:

A) looked at

B) seemed

C) almost as younger

D) their eldest

59 / 220

Select the most suitable synonym for the given word:
MUSE:

UHS 2017 Reconduct
English
Key Vocabulary
Elimination Tool:

A) Wander

B) Fonder

C) Robust

D) Ponder

60 / 220

Choose the correct the sentence from the following options:

UHS 2017 Reconduct
English
Elimination Tool:

A) These rings came of his fingers five time a day before ablutions.

B) These rings came from his fingers five times a day before ablutions.

C) These rings came by his fingers fives times a day before ablutions.

D) These rings came off his fingers five times a day before ablutions.

61 / 220

Complete the sentence using the most suitable preposition.
You can play as long as you want to but _____ this area only.

UHS 2017 Reconduct
English
Elimination Tool:

A) Inside

B) Within

C) On

D) In

62 / 220

Select the most suitable synonym for the given word:
INIQUITY:

UHS 2017 Reconduct
English
Elimination Tool:

A) Inequality

B) Injustice

C) Wickedness

D) Efficiency

63 / 220

Choose the correct the sentence from the following options:

UHS 2017 Reconduct
English
Elimination Tool:

A) I’m sure you’ll be much happier and it will be great fun to me.

B) I’m sure you’ll be much happy and it will be great fun for me.

C) I’m sure you’ll be much happier and it will be great for me.

D) I’m sure you’ll be very happier and it will be great fun for me.

64 / 220

Choose the best synonym for the following word:

Friend

UHS 2017 Reconduct
English
Elimination Tool:

A) Foe

B) Brother

C) Family

D) Acquaintance

65 / 220

Select the most suitable synonym for the given word:
JUXTAPOSE:

UHS 2017 Reconduct
English
Key Vocabulary
Elimination Tool:

A) Justify

B) Compare

C) Expos

D) Jettison

66 / 220

Female workers are entitled 56 days rest on full salary before giving birth to children.

UHS 2017 Reconduct
English
Elimination Tool:

A) Entitled

B) 56 days rest

C) On full salary

D) Giving birth

67 / 220

Choose the correct the sentence from the following options:

UHS 2017 Reconduct
English
Elimination Tool:

A) He was drenched with the hotness of his fear.

B) He was drenched in the hotness of his fear

C) He was drenched by the hotness of his fear.

D) He was drenched of the hotness of his fear.

68 / 220

Select the most suitable synonym for the given word:
MOSAIC:

UHS 2017 Reconduct
English
Key Vocabulary
Elimination Tool:

A) Pattern

B) Mortal

C) Ordinary

D) Musical

69 / 220

Choose the correct the sentence from the following options:

UHS 2017 Reconduct
English
Elimination Tool:

A) The room is comfortably balanced between the expensively decorated and the homely.

B) The room is comfortable balanced between the expensively decorated or the homely

C) The room is comfortably balanced between the expensive decorated and the homely.

D) The room is comfortably balanced among the expensively decorated and the home.

70 / 220

A tree slid down the slope, leaned against and settled heavily to the ground.

UHS 2017 Reconduct
English
Identify errors in sentence
Elimination Tool:

A) Down

B) Leaned against

C) Heavily

D) To the ground

71 / 220

Choose the correct the sentence from the following options:

UHS 2017 Reconduct
English
Elimination Tool:

A) Initially, he devoted his attention to finishing and making sketches of his companions in the new school.

B) Initially, he devoted his attention to fish and making sketches of his companions in the new school.

C) Initially, he devoted his attention to finnish and make sketches of his companions in the new school.

D) Initially, he devoted his attention to fishing and making sketches of his companions on the new school.

72 / 220

Choose the word that best fits in with the meaning of the sentence as a whole.
Indolence gives vent to _____ disposition in human life.

UHS 2017 Reconduct
English
Elimination Tool:

A) Static

B) Enthusiastic

C) Energetic

D) Filthy

73 / 220

The delegates in Anatolia could transfer their activities to Istanbul, put Mustafa Kamal’s ideas into practice and yet not longer stand in opposition to the Padishah.

UHS 2017 Reconduct
English
Identify errors in sentence
Elimination Tool:

A) In

B) To

C) Into

D) Not longer

74 / 220

Select the most suitable synonym for the given word:
INSCRUTABLE:

UHS 2017 Reconduct
English
Key Vocabulary
Elimination Tool:

A) Immoral

B) Unethical

C) Enigmatic

D) Unaccountable

75 / 220

Choose the correct the sentence from the following options:

UHS 2017 Reconduct
English
Elimination Tool:

A) Don’t you stuff your head with things you do not understand.

B) Don't you scruff youth heard with things you do not understand.

C) Don't you stuff your head for things you do not understand?

D) Don’t you stuff your head in things you do not understand.

76 / 220

Select the most suitable synonym for the given word:
EVANESCENT:

UHS 2017 Reconduct
English
Elimination Tool:

A) Evident

B) Permanent

C) Event

D) Transitory

77 / 220

Choose the correct the sentence from the following options:

UHS 2017 Reconduct
English
Elimination Tool:

A) You can’t satisfy you're conscious by writing a cheque for a few guineas.

B) You can’t satisfy conscience by writing a cheque for a few guineas

C) You can’t satisfy your conscience by writing a check for a few guineas.

D) You can’t satisfy your conscience by writing cheque of a few guineas.

78 / 220

Choose the word that best fits in with the meaning of the sentence as a whole.
The Quaid’s _____ enthusiasm led the Muslims Indo-Pak to independence.

UHS 2017 Reconduct
English
Fill in the blank
Elimination Tool:

A) Simplified

B) Latent

C) Onerous

D) Threatening

79 / 220

Select the most suitable synonym for the given word:
FECKLESS:

UHS 2017 Reconduct
English
Key Vocabulary
Elimination Tool:

A) Useless

B) Careless

C) Dauntless

D) Fearless

80 / 220

Choose the word that best fits in with the meaning of the sentence as a whole.
She managed to _____ a ticket for the cricket match.

UHS 2017 Reconduct
English
Fill in the blank
Elimination Tool:

A) Procure

B) Obscure

C) Improvise

D) Preclude

81 / 220

Twice, my father stopped to wipe the sweat from his eyes.

UHS 2017 Reconduct
English
Identify errors in sentence
Elimination Tool:

A) father stopped

B) wipe the

C) from

E) No error

82 / 220

Choose the correct the sentence from the following options:

UHS 2017 Reconduct
English
Elimination Tool:

A) Mr. Bittering raised the mirror to his face.

B) Mr. Bittering raised the mirror for this face.

C) Mr. Bittering rised the mirror by his face.

D) Mr. Bittering raised the mirror into his face.

83 / 220

The latter continued: “You see how is it- Ralston filled the place up with young men.”

UHS 2017 Reconduct
English
Identify errors in sentence
Elimination Tool:

A) Latter

B) How is it

C) Up

D) With

84 / 220

Select the most suitable synonym for the given word:

EMPATHY:

UHS 2017 Reconduct
English
Elimination Tool:

A) Fictitious

B) Facility

C) Ability

D) Felicity

85 / 220

Select the most suitable synonym for the given word:
MOTIF:

UHS 2017 Reconduct
English
Elimination Tool:

A) Tough

B) Stuff

C) Motion

D) Design

86 / 220

Choose the word that best fits in with the meaning of the sentence as a whole.
He _____ the incident to the back of his mind.

UHS 2017 Reconduct
English
Fill in the blank
Elimination Tool:

A) Revered

B) Regulated

C) Reagitated

D) Relegated

87 / 220

Choose the correct the sentence from the following options:

UHS 2017 Reconduct
English
Elimination Tool:

A) Then he set down in corner and remained quiet.

B) Then he sat down in corner and reminded quiet

C) Then he sat down in corner and remained quite.

D) Then he sat down in corner and remained quiet.

88 / 220

Name the structures which produce response:

UHS 2017 Reconduct
Biology
Coordination and Control
Steps Involved in Nervous Coordination
Elimination Tool:

A) Inhibitors

B) Receptors

C) Neurons

D) Effectors

89 / 220

The site for the synthesis of ribosomal RNA is:

UHS 2017 Reconduct
Biology
Cell Structure and Function
Cytoplasm and Organelles
Elimination Tool:

A) Nucleus

B) Cytosol

C) Nucleolus

D) Endoplasmic Reticulum

90 / 220

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

UHS 2017 Reconduct
Biology
Coordination and Control
Endocrine System and its Hormones
Elimination Tool:

A) FSH

B) GH

C) LH

D) Prolactin

91 / 220

The reason why CO is highly stable because it’s ____:

UHS 2017 Reconduct
Biology
Elimination Tool:

A) Highly stable

B) Covalent Molecule

C) Highly reactive

D) Carbon molecule

92 / 220

Overlapping of thick and thin filament occur in:

UHS 2017 Reconduct
Biology
Support and Movement
Ultrastructure & Mechanism of Skeletal Muscle Contraction
Elimination Tool:

A) I band

B) A band

C) M band

D) Z band

93 / 220

Engulfing of solid particle is termed as:

UHS 2017 Reconduct
Biology
Cell Structure and Function
Plasma Membrane
Elimination Tool:

A) Engulfing

B) Pinocytosis

C) Phagocytosis

D) None of the given options

94 / 220

Which organelle has two Subunits:

UHS 2017 Reconduct
Biology
Cell Structure and Function
Cytoplasm and Organelles
Elimination Tool:

A) Endoplasmic reticulum

B) Ribosomes

C) Nucleus

D) Plastids

95 / 220

Reflexes of the eyes are received in:

UHS 2017 Reconduct
Biology
Coordination and Control
Central Nervous System
Elimination Tool:

A) Hypothalamus

B) Forebrain

C) Hindbrain

D) Midbrain

96 / 220

Following the diagram below, identify the portion which is labelled as heavy chain:

UHS 2017 Reconduct
Biology
Transport
Elimination Tool:

A) 1

B) 2

E) 5

D) 4

97 / 220

Enzymes have what effect on the end-product?

UHS 2017 Reconduct
Biology
Enzymes
Elimination Tool:

A) They alter the product

B) The nature of the product is completely changed

C) No effect

D) The end product is not obtained

98 / 220

The process in which an RNA copy of the DNA sequence encoding the gene is produced

UHS 2017 Reconduct
Biology
Chromosomes and DNA
DNA Replication
Elimination Tool:

A) Translation

B) Transcription

C) Polymerization

D) Genesis

99 / 220

The spinal cord is protected by how many layers of meninges:

UHS 2017 Reconduct
Biology
Coordination and Control
Central Nervous System
Elimination Tool:

A) 2

B) 3

C) 4

D) 5

100 / 220

Succession in previously ecosystem is commonly known as:

UHS 2017 Reconduct
Biology
Man and His Enviornment
Elimination Tool:

A) Primary succession

B) Secondary succession

C) . Xeric succession

D) Ancestral succession

101 / 220

Method of producing thousands of seedlings is:

UHS 2017 Reconduct
Biology
Biotechnology
Scope and importance of Biotechnology
Elimination Tool:

A) PCR

B) Tissue Culture

C) Micropropagation

D) Macropropagation

102 / 220

The process of DNA replication in which each strand acts as a template for new double helix, composed of one parental strand and one newly polymerized strand refers:

UHS 2017 Reconduct
Biology
Chromosomes and DNA
DNA Replication
Elimination Tool:

A) PCR

B) Semi conservative model

C) Conservative mode

D) Both PCR & Semi conseervative model

103 / 220

Give the general formula of monosaccharides and polysaccharides.

UHS 2017 Reconduct
Biology
Biological Molecules
Carbohydrates
Elimination Tool:

A) (CH2O)n and Cn(H2O)2n

B) (CH2O)2n and Cn(H2O)n

C) (CH2O)n and Cn(H2O)n-1

D) (CH2O)n-1 and Cn(H2O)n+1

104 / 220

Which light is mostly absorbed by chlorophyll-a?

UHS 2017 Reconduct
Biology
Bioenergetics
Photosynthetic pigments
Elimination Tool:

A) Violet Light

B) Green Light

C) Red Light

D) Yellow Light

105 / 220

Bicuspid valve is present between:

UHS 2017 Reconduct
Biology
Transport
Elimination Tool:

A) Left atrium and left ventricle

B) Right atrium and left ventricle

C) Left atrium and right ventricle

D) Right ventricle and right ventricle

106 / 220

The site where Ascaris is present:

UHS 2017 Reconduct
Biology
Kingdom Animalia
Phylums – porifera to chordata
Elimination Tool:

A) Intestine

B) Caecum

C) Stomach

D) Rectum

107 / 220

Human female differs from human male in having

UHS 2017 Reconduct
Biology
Chromosomes and DNA
Types & Composition of Chromosomes
Elimination Tool:

A) Y chromosome

B) X chromosome

C) XY chromosome

D) XX chromosome

108 / 220

In Citric Acid Cycle Acetyl CoA combines with:

UHS 2017 Reconduct
Biology
Bioenergetics
Respiration Mechanism – Glycolysis to Electron Transport Chain
Elimination Tool:

A) Glucose

B) CO2

C) Rubisco

D) Oxaloacetate

109 / 220

The mechanism of regulation, generally between organisms and its environment, of
solute and the gain and loss of water is termed as:

UHS 2017 Reconduct
Biology
Homeostasis
Osmoregulation
Elimination Tool:

A) Homeostasis

B) Osmoregulation

C) Thermoregulation

D) Excretion

110 / 220

Gaseous exchange in animals takes place through:

UHS 2017 Reconduct
Biology
Gaseous Exchange
Gaseous Exchange in Animals
Elimination Tool:

A) Active Transport

B) Osmosis

C) Diffusion

D) Active Transport and Diffusion

111 / 220

Ribosomes in prokaryotes sediments at:

UHS 2017 Reconduct
Biology
Cell Structure and Function
Prokaryotic and Eukaryotic Cells
Elimination Tool:

A) 40S

B) 70S

C) 80S

D) 60S

112 / 220

DNA Polymerase synthesize DNA from _________:

UHS 2017 Reconduct
Biology
Biotechnology
Genetic Engineering & its tools
Elimination Tool:

A) RNA

B) Eco R1

C) Template RNA

D) Template DNA

113 / 220

Which hormone in the human body is antagonistic to insulin:

UHS 2017 Reconduct
Biology
Coordination and Control
Endocrine System and its Hormones
Elimination Tool:

A) Thyroxin

B) Cortisol

C) Calcitonin

D) None of these

114 / 220

Which one is correctly matched with the tail of a phospholipid:

UHS 2017 Reconduct
Biology
Cell Structure and Function
Plasma Membrane
Elimination Tool:

A) Hydrophilic

B) Hydrophobic

C) Light absorbing

D) Porphyrin ring

115 / 220

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

UHS 2017 Reconduct
Biology
Variation and Genetics
Exceptions To Mendelian Inheritance
Elimination Tool:

A) Dominance

B) Complete

C) Incomplete dominance

D) Codominance

116 / 220

Graph which shows effectiveness of absorbed light is called:

UHS 2017 Reconduct
Biology
Elimination Tool:

A) Emission Spectrum

B) Effective Spectrum

C) Absorption Spectrum

D) Action Spectrum

117 / 220

Blood leaves the Bowman’s capsule by:

UHS 2017 Reconduct
Biology
Homeostasis
Structure and Importance of the Kidney
Elimination Tool:

A) Afferent arterioles

B) Afferent capillaries

C) Efferent arterioles

D) Efferent capillaries

118 / 220

The type of carbohydrate which has high molecular weight and is sparingly soluble in water is:

UHS 2017 Reconduct
Biology
Biological Molecules
Carbohydrates
Elimination Tool:

A) Monosaccharides

B) Disaccharides

C) Polysaccharides

D) Maltose

119 / 220

The disease which is caused by the deficiency of thyroxine:

UHS 2017 Reconduct
Biology
Coordination and Control
Endocrine System and its Hormones
Elimination Tool:

A) Grave’s disease

B) Goiter

C) Cretinism

D) Dwarfism

120 / 220

Clavicle is present in:

UHS 2017 Reconduct
Biology
Support and Movement
Human Skeleton
Elimination Tool:

A) Back bone

B) Skull

C) Pelvic girdle

D) Pectoral girdle

121 / 220

When an effect caused by a gene or gene pair at one locus interferes with or or hides the effect caused by another gene or gene pair at another locus, the phenomena is called

UHS 2017 Reconduct
Biology
Variation and Genetics
Polygenic Inheritance And Epistasis
Elimination Tool:

A) Bombay phenotype

B) Codominance

C) Epistasis

D) Pleiotropy

122 / 220

Among the following, which one is commonly used as a restriction enzyme:

UHS 2017 Reconduct
Biology
Biotechnology
Genetic Engineering & its tools
Elimination Tool:

A) pBr 101

B) EcoR1

C) EcoR3

D) Both pBr 101 and EcoR3

123 / 220

Among the following animals, which ones are endotherms?

UHS 2017 Reconduct
Biology
Homeostasis
Thermoregulation
Elimination Tool:

A) Birds

B) Amphibians

C) Fishes

D) Both A and C

124 / 220

Among the following, identify the agranulocytes:

UHS 2017 Reconduct
Biology
Transport
Elimination Tool:

A) Neutrophils

B) Basophils

C) Monocytes

D) Both Neutrophils and Basophils

125 / 220

How many essential amino acids are there?

UHS 2017 Reconduct
Biology
Biological Molecules
Proteins
Elimination Tool:

A) Three

B) Six

C) Nine

D) Twelve

126 / 220

The sequence of amino acids is major factor in which type of protein classification;

UHS 2017 Reconduct
Biology
Biological Molecules
Proteins
Elimination Tool:

A) Primary Proteins

B) Secondary Proteins

C) Tertiary Proteins

D) Both Primary and Tertiary Proteins

127 / 220

XO-XX is associated with:

UHS 2017 Reconduct
Biology
Variation and Genetics
Sex Determination
Elimination Tool:

A) Fishes

B) Man

C) Drosophila

D) Grasshopper

128 / 220

Size of virus ranges in:

UHS 2017 Reconduct
Biology
Variety of Life
Elimination Tool:

A) 20 to 250 nm

B) 25 to 250 nm

C) 25 to 300 nm

D) 20 to 300 nm

129 / 220

The intermediate host for Taenia (tapeworm) is:

UHS 2017 Reconduct
Biology
Kingdom Animalia
Phylums – porifera to chordata
Elimination Tool:

A) Fish

B) Pig

C) Anemone

D) Coral

130 / 220

Gene can be made from mRNA using:

UHS 2017 Reconduct
Biology
Biotechnology
Genetic Engineering & its tools
Elimination Tool:

A) PCR

B) PBr 103

C) Eco R1

D) Reverse transcriptase

131 / 220

In case of snake bite venom, passive immunity is produced by antitoxins, so the serum is called as:

UHS 2017 Reconduct
Biology
Transport
Elimination Tool:

A) Antivenom serum

B) Antiserum

C) Passive immunity serum

D) Anti snake serum

132 / 220

The site of gaseous exchange in humans is:

UHS 2017 Reconduct
Biology
Gaseous Exchange
Respiratory System of Man
Elimination Tool:

A) Bronchioles

B) Trachea

C) Alveolar Sacs

D) Alveoli

133 / 220

Name the inhibitors which can be neutralized by adding more substrate:

UHS 2017 Reconduct
Biology
Enzymes
Elimination Tool:

A) Competitive Inhibitors

B) Permanent inhibitors

C) Non-competitive inhibitors

D) Irreversible inhibitors

134 / 220

The site where the most absorption takes place:

UHS 2017 Reconduct
Biology
Nutrition
Digestion and Absorption
Elimination Tool:

A) Large intestine

B) Small intestine

C) Illium

D) Duodenum

135 / 220

DNA polymerase is a temperature insensitive enzyme extracted from:

UHS 2017 Reconduct
Biology
Biotechnology
Genetic Engineering & its tools
Elimination Tool:

A) Fishelsoni

B) Thermus aquaticus

C) E. Coli

D) Both Fishelsoni and Thermus aquaticus

136 / 220

The disease in which there is a breakdown of thin walls of alveoli:

UHS 2017 Reconduct
Biology
Gaseous Exchange
Respiratory Disorders
Elimination Tool:

A) Asthma

B) Emphysema

C) Tuberculosis

D) Cancer

137 / 220

A single cardiac cycle lasts about:

UHS 2017 Reconduct
Biology
Transport
Elimination Tool:

A) 0.008 sec

B) 0.8 sec

C) 8 sec

D) 0.088 sec

138 / 220

In translation, the termination codon is:

UHS 2017 Reconduct
Biology
Chromosomes and DNA
DNA Replication
Elimination Tool:

A) UAA

B) UCG

C) AUG

D) UUU

139 / 220

When cocci form long chain of cells, the arrangement is termed as:

UHS 2017 Reconduct
Biology
Kingdom Prokaryote
Size and Structure of Bacteria
Elimination Tool:

A) Staphylococcus

B) Sarcina

C) Streptococci

D) Cocci

140 / 220

Reverse transcriptase is the function of:

UHS 2017 Reconduct
Biology
Variety of Life
Elimination Tool:

A) Pox virus

B) HIV

C) Paramyxovirus

D) Tobacco mosaic virus

141 / 220

Which structure receives about 20% of total blood and has a weight less than 1% of the total body:

UHS 2017 Reconduct
Biology
Homeostasis
Structure and Importance of the Kidney
Elimination Tool:

A) Heart

B) Lungs

C) Kidney

D) Liver

142 / 220

In females, meiosis occurs during which stage:

UHS 2017 Reconduct
Biology
Reproduction
Reproduction in Females
Elimination Tool:

A) Spermatogenesis

B) Gametogenesis

C) Ovulation

D) None of these

143 / 220

Which structure from the following is not present in the male reproductive system:

UHS 2017 Reconduct
Biology
Reproduction
Reproduction in Males
Elimination Tool:

A) Urethra

B) Seminiferous tubules

C) Vas deferens

D) Cervix

144 / 220

Name the structure from which appendix is formed:

UHS 2017 Reconduct
Biology
Nutrition
Digestion and Absorption
Elimination Tool:

A) Duodenum

B) Caecum

C) Kidney

D) Rectum

145 / 220

The amount of CO2 exhaled from lungs during expiration is:

UHS 2017 Reconduct
Biology
Gaseous Exchange
Respiratory System of Man
Elimination Tool:

A) 4%

B) 0.04%

C) 0.4%

D) 0.0045%

146 / 220

The structure which joins a muscle to a bone:

UHS 2017 Reconduct
Biology
Support and Movement
Human Skeleton
Elimination Tool:

A) Tendon

B) Ligament

C) Clavicle

D) Sternum

147 / 220

DNA polymerase III adds nucleotides to DNA strand, replication always proceeds from:

UHS 2017 Reconduct
Biology
Chromosomes and DNA
DNA Replication
Elimination Tool:

A) 3’ → 5’

B) 5’ → 3

C) Sometime “3’ → 5’ & “5’ → 3’ ”

D) None of the given options

148 / 220

The group of ribosomes joined by mRNA is called as:

UHS 2017 Reconduct
Biology
Cell Structure and Function
Cytoplasm and Organelles
Elimination Tool:

A) Monosome

B) Polysomes

C) Polypeptide

D) Lysosome

149 / 220

Which one is is CO2 acceptor:

UHS 2017 Reconduct
Biology
Bioenergetics
Light Independent Mechanism of Photosynthesis
Elimination Tool:

A) Water

B) Chlorophyll

C) CO2

D) Rubisco

150 / 220

An antibody molecule has total number of how many polypeptide chains:

UHS 2017 Reconduct
Biology
Transport
Elimination Tool:

A) 1

B) 2

C) 3

D) 4

151 / 220

Backbone of amino acids comprises of

UHS 2017 Reconduct
Biology
Biological Molecules
Proteins
Elimination Tool:

A) R group

B) Amino group

C) Peptide bond

D) Carboxylic group

E) A,B and D

152 / 220

Which of the following characteristics belong to mycorrhizae:

UHS 2017 Reconduct
Biology
Kingdom Fungi
Classification and Diversity of Fungi
Elimination Tool:

A) Fungi and algae

B) Alage and root

C) Fungi and lichen

D) Fungi and root

153 / 220

Identity the common organelle in plant and animals:

UHS 2017 Reconduct
Biology
Cell Structure and Function
Compare the structure of a typical plant and animal cell
Elimination Tool:

A) Plastids

B) Chromoplasts

C) Mitochondria

D) Leucoplasts

154 / 220

Name of second vertebrae in the neck region is:

UHS 2017 Reconduct
Biology
Support and Movement
Human Skeleton
Elimination Tool:

A) Atlas

B) Axis

C) Neck vertebra

D) Floating rib

155 / 220

Failure to produce insulin leads to a condition called:

UHS 2017 Reconduct
Biology
Coordination and Control
Endocrine System and its Hormones
Elimination Tool:

A) Diabetes insipidus

B) Cretinism

C) Diabetes mellitus

D) Rickets

156 / 220

A complex network of channels extending from plasma membrane to nuclear membrane:

UHS 2017 Reconduct
Biology
Cell Structure and Function
Cytoplasm and Organelles
Elimination Tool:

A) Mitochondria

B) Lysosomes

C) Endoplasmic reticulum

D) Golgi Apparatus

157 / 220

The change in frequency of alleles at a locus that occurs by chance is termed as

UHS 2017 Reconduct
Biology
Evolution
Elimination Tool:

A) Migration

B) Genetic drift

C) Mutation

D) Non-random mating

158 / 220

The hormone which causes ovulation:

UHS 2017 Reconduct
Biology
Reproduction
Reproduction in Females
Elimination Tool:

A) Progesterone

B) FSH

C) LH

D) Oestrogen

159 / 220

Organs that are functionally different but structurally alike are termed as:

UHS 2017 Reconduct
Biology
Evolution
Elimination Tool:

A) Vestigial Organs

B) Comparative embryology organs

C) Homologous organs

D) None of the given options

160 / 220

The idea of inheritance of acquired characteristics was proposed by:

UHS 2017 Reconduct
Biology
Evolution
Elimination Tool:

A) Darwin

B) Lamarck

C) Mendel

D) Wallace

161 / 220

Identify the cells which secretes HCl:

UHS 2017 Reconduct
Biology
Nutrition
Digestion and Absorption
Elimination Tool:

A) Parietal cells

B) Oxyntic cells

C) Zymogen cells

D) Both Parietal cells and Oxyntic cells

162 / 220

Among the following, which acid is an unsaturated acid:

UHS 2017 Reconduct
Biology
Biological Molecules
Lipids
Elimination Tool:

A) Butyric Acid

B) Oleic Acid

C) Palmitic Acid

D) Both Oleic Acid and Palmitic Acid

163 / 220

What is the subunit of DNA

UHS 2017 Reconduct
Biology
Biological Molecules
Nucleic Acids
Elimination Tool:

A) Phosphoric Acid

B) Base

C) Nucleotide

D) Sugar

164 / 220

The term glycolysis refers to the conversion of:

UHS 2017 Reconduct
Biology
Bioenergetics
Respiration Mechanism – Glycolysis to Electron Transport Chain
Elimination Tool:

A) Pyruvate to Glucose

B) Glucose to Pyruvate

C) Citric acid to CO2

D) Both Pyruvate to Glucose and Glucose to Pyruvate

165 / 220

End-stage renal failure is called:

UHS 2017 Reconduct
Biology
Homeostasis
Disorders of the Urinary Tract
Elimination Tool:

A) Kidney failure stage

B) Hyperoxaluria

C) Uremia

D) Hypercalcemia

166 / 220

The type of bonding in ?-Helix;

UHS 2017 Reconduct
Biology
Biological Molecules
Proteins
Elimination Tool:

A) 1,2 Glycosidic Linkage

B) Ionic Bond

C) Disulfide Bond

D) Hydrogen Bond

167 / 220

Which function is associated with lysosomes:

UHS 2017 Reconduct
Biology
Cell Structure and Function
Cytoplasm and Organelles
Elimination Tool:

A) Oxidative enzymes production

B) Conversion of fatty acids to carbohydrates

C) Phagocytosis

D) Both “Conversion of fatty acids to carbohydrates” and “Phagocytosis”

168 / 220

Determine the number of moles of O in 10.6g of Na2CO3:

UHS 2017 Reconduct
Chemistry
Introduction to Fundamental Concepts of Chemistry
Important Assumptions of Stoichiometric Calculations
Elimination Tool:

A) 0.4 moles

B) 0.3 moles

C) 0.2 moles

D) None of the given options

169 / 220

In the oral cavity, the main function of sodium bicarbonate is:

UHS 2017 Reconduct
Biology
Nutrition
Digestion and Absorption
Elimination Tool:

A) To act as antiseptic

B) To stabilize the pH of food

C) To act as lubricant

D) To make a slimy food

170 / 220

The induction of immunity by artificially introducing antigens refers to:

UHS 2017 Reconduct
Biology
Transport
Elimination Tool:

A) Passive immunity

B) Active immunity

C) Artificial active immunity

D) Passive active immunity

171 / 220

Which type of bacteria has less amount of lipids in them:

UHS 2017 Reconduct
Biology
Kingdom Prokaryote
Size and Structure of Bacteria
Elimination Tool:

A) Positive bacteria

B) Negative bacteria

C) Gram negative

D) Gram positive

172 / 220

A band of axons between two hemispheres is termed as:

UHS 2017 Reconduct
Biology
Coordination and Control
Central Nervous System
Elimination Tool:

A) Cerebrum

B) Hemisphere band

C) Corpus luteum

D) Corpus Callosum

173 / 220

Among the following which hormone is responsible for the suppression of ovulation:

UHS 2017 Reconduct
Biology
Reproduction
Reproduction in Females
Elimination Tool:

A) LH

B) Progesterone

C) FSH

D) Oestrogen

174 / 220

Lock and Key model ws explained by:

UHS 2017 Reconduct
Biology
Enzymes
Elimination Tool:

A) Koshland

B) Emil Fischer

C) De Duve

D) De Duve

175 / 220

Among the following which organelle has an outer membrane in it;

UHS 2017 Reconduct
Biology
Cell Structure and Function
Cytoplasm and Organelles
Elimination Tool:

A) Cell Membrane

B) Mitochondria

C) Lysosome

D) Vacuole

176 / 220

What is the percentage of lipids in the chemical composition of plasma membrane?

UHS 2017 Reconduct
Biology
Cell Structure and Function
Plasma Membrane
Elimination Tool:

A) 60-80%

B) 20-40%

C) 40-80%

D) 20-60%

177 / 220

A wire of resistance 4Ω is bent in the form of a circle. The resistance between the ends of any diameter is:

UHS 2017 Reconduct
Physics
Elimination Tool:

A) 1 Ω

B) 2 Ω

C) 4 Ω

D) 8 Ω

178 / 220

The hardest photon coming out from a Coolidge tube belongs to:

UHS 2017 Reconduct
Physics
Atomic Spectra
Inner Shell Transitions And Characteristic X-rays
Elimination Tool:

A) Characteristic X-Rays

B) Continuous X-Rays

C) Characteristic & Continuous X-Rays

D) None of the options given

179 / 220

Diffraction is the characteristic of:

UHS 2017 Reconduct
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

A) Particle nature of light

B) Wave nature of light

C) Dual nature of light

D) None of the above

180 / 220

A force F is applied to a beam at a distance d from a pivot. The force acts at an angle ø to a line perpendicular to the beam.
Which combination will cause the largest turning effect about the pivot?

UHS 2017 Reconduct
Physics
Circular Motion & Momentum
Elimination Tool:

A) F=Large d=Large ø=Large

B) F=Large d=Large ø=Small

C) F=Small d=Small ø=Large

D) F=Small d=Large ø=Small

181 / 220

When light has exactly the same energy as the work done function of a metal surface then:

UHS 2017 Reconduct
Physics
Dawn of Modern Physics
Elimination Tool:

A) No photoelectrons are produced

B) No photoelectric effect is observed

C) No photo electric current is produced

D) All of these options are correct

182 / 220

Which of the following is false?

UHS 2017 Reconduct
Physics
Electronics
P-N Junction and its Characteristics
Elimination Tool:

A) In P-type substance majority charge carriers are holes

B) During forward biasing of a divide width of depletion region decreases

C) Leakage current flows to minority charge carriers

D) None of the given options

183 / 220

When the current is neither drawn from a source nor given to it then:

UHS 2017 Reconduct
Physics
Elimination Tool:

A) E=VT

B) VT>E

C) E>VT

D) Both “VT>E” & “E>VT”

184 / 220

When resistances are connected in series, the equivalent resistances is equal to:

UHS 2017 Reconduct
Physics
Current Electricity
Wire Wound Variable Resistors
Elimination Tool:

A) Product of the reciprocals of the individual resistances

B) Sum of the reciprocals of the individual resistances

C) Product of the individual resistances

D) Sum of the individual resistances

185 / 220

A coil is rotated in a uniform magnetic field about an axis perpendicular to the field. The emf induced in the coil would be maximum when the plane of the coil is:

UHS 2017 Reconduct
Physics
Magnetism and Electromagnetic Induction
A.C. and D.C. Generator
Elimination Tool:

A) Parallel to the field

B) Perpendicular to the field

C) At 45˚ to the field

D) None of the given options are correct

186 / 220

At what angle will work be maximum?

UHS 2017 Reconduct
Physics
Work, Power & Energy
Elimination Tool:

A) 0˚

B) 90˚

C) 45˚

D) 30˚

187 / 220

How much power is used in moving a 0.03 C charge from point A at a potential of 40 V to point B at 60 V, if this takes 2 seconds?

UHS 2017 Reconduct
Physics
Elimination Tool:

A) 0.30 W

B) 0.15 W

C) 0.60 W

D) 0.012 W

188 / 220

Which of the following is not true about LEDs?

UHS 2017 Reconduct
Physics
Electronics
Semiconductors
Elimination Tool:

A) There are two wires (called leads) attached to an LED

B) While connecting to a circuit, the longer lead of LED is always connected to the positive terminal of the battery

C) While connecting to a circuit, the shorter lead of LED is always connected to the positive terminal of the battery

D) LED can be used to detect weak current

189 / 220

Laser beam can be used to generate three dimensional images of objects in a process called:

UHS 2017 Reconduct
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

A) Tomography

B) Holography

C) Electrography

D) Xerography

190 / 220

A metallic circular ring is suspended by a string and is kept in a vertical plane. When a magnet is approached towards the ring, then it will:

UHS 2017 Reconduct
Physics
Magnetism and Electromagnetic Induction
Faradays and Lenz Law and Induced EMF
Elimination Tool:

A) Remain stationary

B) Get displaced away from the magnet

C) Get displaced towards the magnet

D) Nothing can be said

191 / 220

If we use a light of photons having energy 2.4 eV then the stopping potential required will be:

UHS 2017 Reconduct
Physics
Dawn of Modern Physics
Elimination Tool:

A) 2.4 V

B) 2.6 V

C) 2.5 V

D) 0 V

192 / 220

The de Broglie wavelength of a particle of mass 1 gram and velocity 100 ms-1 is:

UHS 2017 Reconduct
Physics
Dawn of Modern Physics
Elimination Tool:

A) 6.63 x 10-35

B) 6.63 x 10-34

C) 6.63 x 10-33

D) 6.63 x 10-32

193 / 220

Which of the following has maximum ionizing power?

UHS 2017 Reconduct
Physics
Nuclear Physics
Elimination Tool:

A) α

B) β

C) γ

D) Neutron

194 / 220

A conductor of length 1m carrying current of 1A is placed parallel to a magnetic field of 1 Gauss. The magnetic force acting on the conductor is:

UHS 2017 Reconduct
Physics
Magnetism and Electromagnetic Induction
Force on a Current Carrying Conductor in a Uniform Magnetic Field
Elimination Tool:

A) Zero

B) 1 Newton

C) 10-4 Newton

D) 1 dyne

195 / 220

A current carrying solenoid is cut into a ratio 1:3 such that both are independently connected with the same source of current. Now if the magnetic field of the first part is “BA” while the second part respectively is “BB” then what is true?

UHS 2017 Reconduct
Physics
Magnetism and Electromagnetic Induction
Amperes Law and Determination of Flux Density
Elimination Tool:

A) BA=3BB

B) BA=(BB)/3

C) BA=BB

D) BA=4BB

196 / 220

Which of the following is a supplementary physical quantity?

UHS 2017 Reconduct
Physics
Measurements
International System of Units
Elimination Tool:

A) Radian

B) Steradian

C) Both Radian & Steradian

D) None of the given options

197 / 220

A resistor of 6 Ω with a tolerance of 10% and another of 4 Ω with a tolerance of 10% are connected in series. The tolerance of combination is about:

UHS 2017 Reconduct
Physics
Current Electricity
Wire Wound Variable Resistors
Elimination Tool:

A) 5%

B) 12%

C) 10%

D) 13%

198 / 220

A source of sound moves towards a stationary observer with a speed one third of sound. If the frequency of the sound from the source is 100 Hz, the apparent frequency of the sound heard by the observer is:

UHS 2017 Reconduct
Physics
Wave Motion and Sound
Elimination Tool:

A) 60 Hz

B) 100 Hz

C) 200 Hz

D) 150 Hz

199 / 220

Pressure of a gas is directly proportional to:

UHS 2017 Reconduct
Physics
Fluid Dynamics
Elimination Tool:

A) Average K.E. of its molecules

B) Average vibrational K.E. of its molecules

C) Average translational K.E. of its molecules

D) All of the above

200 / 220

The value of ratio off displacement to distance is:

UHS 2017 Reconduct
Physics
Elimination Tool:

A) Always more than one

B) Always less than one

C) Equal or more than one

D) Equal or less than one

201 / 220

If heat energy of 100 J is taken out but 400 J work is done on the system, the change in internal energy is:

UHS 2017 Reconduct
Physics
Heat and Thermodynamics
First Law of Thermodynamics
Elimination Tool:

A) -300 J

B) 300 J

C) -100 J

D) 0 J

202 / 220

The velocity and acceleration of a particle performing S.H.M. have a steady phase relationship. The acceleration showed a phase lead over the the velocity of:

UHS 2017 Reconduct
Physics
Oscillations and Simple Harmonic Motion
Simple Harmonic Motion and Uniform Circular Motion
Elimination Tool:

A) π

B) π/2

C) -π/2

D) -π

203 / 220

Which of the following X-Rays has the largest intensity?

UHS 2017 Reconduct
Physics
Atomic Spectra
Inner Shell Transitions And Characteristic X-rays
Elimination Tool:

A) Kα X-Ray

B) Kß X-Ray

C) Kγ X-Ray

D) All of these option have the same intensity

204 / 220

The ratio of shear stress and shear strain is called:

UHS 2017 Reconduct
Physics
Elimination Tool:

A) Young’s Modulus

B) New Modulus

C) Bulk Modulus

D) Compressive Modulus

205 / 220

The cause of induced emf is:

UHS 2017 Reconduct
Physics
Elimination Tool:

A) Rate of change of magnetic flux

B) Decrease in magnetic flux

C) Increase in magnetic flux

D) Change in magnetic flux

206 / 220

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:

UHS 2017 Reconduct
Physics
Wave Motion and Sound
Elimination Tool:

A) Closed pipe of length 1 m

B) Closed pipe of length 2 m

C) Open pipe of length 1 m

D) Open pipe of length 2 m

207 / 220

An object of mass 2 kg is lifted vertically through a distance of 1.5 m. The work done in process is:

UHS 2017 Reconduct
Physics
Work, Power & Energy
Elimination Tool:

A) 29.4 J

B) 19.4 J

C) 17.4 J

D) 20.4 J

208 / 220

A proton is projected with a uniform velocity ‘v’ along the axis of a current carrying solenoid.

UHS 2017 Reconduct
Physics
Elimination Tool:

A) The proton will be accelerated along the axis.

B) The proton path will be circular about the axis.

C) The proton moves along a helical path.

D) The proton will continue to move with velocity ‘v’ along the axis.

209 / 220

Angular speed of minutes hand of mechanical watch is:

UHS 2017 Reconduct
Physics
Elimination Tool:

A) π/30 rad/sec

B) π rad/min

C) π/2 rad/min

D) None of the Above

210 / 220

In YDSE, if we use white light in place of a monochromatic light, then a:

UHS 2017 Reconduct
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

A) Centre will be bright and red color will be far from it

B) Centre will be bright and blue color will be far from it

C) Centre will be dark and red color will be to it

D) Centre will be dark and blue color will be to it

211 / 220

During adiabatic compression work done is equal to 200 J. What will be the change in internal energy?

UHS 2017 Reconduct
Physics
Heat and Thermodynamics
First Law of Thermodynamics
Elimination Tool:

A) -200 J

B) +200 J

C) 100 J

D) 0 J

212 / 220

A particle executes S.H.M. with frequency f. The frequency of variation of its maximum or minimum kinetic energy is:

UHS 2017 Reconduct
Physics
Oscillations and Simple Harmonic Motion
Simple Harmonic Motion and Uniform Circular Motion
Elimination Tool:

A) f/2

B) f

C) 2f

D) 4f

213 / 220

A negatively charged particle initially at rest is placed in an electric field that varies from point to point. There are no other fields. Then:

UHS 2017 Reconduct
Physics
Electrostatics
Elimination Tool:

A) The particle moves along the electric line of force passing through it.

B) The particle moves opposite to the electric line of force passing through it.

C) The direction of acceleration of the particle is tangential to the electric line of force at every instant.

D) The direction of acceleration of the particle is normal to the electric line of force at every instant.

214 / 220

The force of repulsion between two charges is considered as:

UHS 2017 Reconduct
Physics
Electrostatics
Elimination Tool:

A) Negative

B) Positive

C) May be Positive or Negative

D) Cannot be Determined

215 / 220

A source of sound having a frequency “f” is moving with the velocity “u” towards a stationary listener. If “v’’ is the velocity of the sound, then the apparent frequency of the sound heard by the observer would be:

UHS 2017 Reconduct
Physics
Wave Motion and Sound
Elimination Tool:

A) vf / (v + u)

B) (v +u/v)f

C) vf/(v-u)

D) (v – u/v)f

216 / 220

A body is moving in a circular path with constant speed. Which combination will cause the largest turning effect about the pivot?

UHS 2017 Reconduct
Physics
Circular Motion & Momentum
Elimination Tool:

A) Tangential= rv2 Centripetal=0

B) Tangential=0 Centripetal=0

C) Tangential=0 Centripetal=v2/r

D) Tangential=v2/r Centripetal=v2/r

217 / 220

Which one of the following is a greater work?

UHS 2017 Reconduct
Physics
Work, Power & Energy
Elimination Tool:

A) +100J

B) -100J

C) -1000J

D) +200J

218 / 220

When we apply input at the non-inverting input of an operational amplifier then the output appears after:

UHS 2017 Reconduct
Physics
Electronics
Op-Amps
Elimination Tool:

A) Amplification, phase shift of 180˚

B) Amplification, phase shift of 60˚

C) Amplification, no phase shift

D) None of the given options

219 / 220

The half life of radium is about 1600 years. If 100 g radium existing now, 25 g will remain undecayed after:

UHS 2017 Reconduct
Physics
Nuclear Physics
Radioactivity
Elimination Tool:

A) 4800 years

B) 6400 years

C) 2400 years

D) 3200 years

220 / 220

The vertical extension in a light spring by a weight of 1 kg suspended from the wire is 9.8 cm, the period of the oscillation is:

UHS 2017 Reconduct
Physics
Oscillations and Simple Harmonic Motion
Simple Harmonic Motion and Uniform Circular Motion
Elimination Tool:

A) 20pi sec

B) 2pi sec

C) 2pi/10 sec

D) 200pi sec

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