Official Paper

RRB JE CBT I - (Held On: 2 June 2019 Shift 3) (Previous Year Paper)

100 questions · 90 minutes · with answers · free

Test (100 questions)

1

Complete the series.

JE, OJ, SO, VT, (__)

  1. ((a))

    XY

  2. ((b))

    LG

  3. ((c))

    RT

  4. ((d))

    AD

Show Answer
Answer: ((a))

XY

2

Which force is exerted by air on objects moving through it?

  1. ((a))

    Electrostatic force

  2. ((b))

    Magnetic force

  3. ((c))

    Frictional force

  4. ((d))

    Force of gravity

Show Answer
Answer: ((a))

Electrostatic force

3

What is the formula for the force of attraction (F) between two objects of masses M and m which lie at a distance d from each other, where G is the constant of proportionality called as universal gravitation constant?

  1. ((a))

    F = G (M × m)/d

  2. ((b))

    F = G (M × m)/d2

  3. ((c))

    F = G × d2/M × m

  4. ((d))

    F = G × d/M × m

Show Answer
Answer: ((a))

F = G (M × m)/d

4

Find the equation whose roots are (a + √b) and (a - √b).

  1. ((a))

    x2 - 2ax + (a2 - b) = 0

  2. ((b))

    x2 - ax + a2 - b2 = 0

  3. ((c))

    x2 + ax + a2 - b2 = 0

  4. ((d))

    x2 + 2ax - (a2 - b) = 0

Show Answer
Answer: ((a))

x2 - 2ax + (a2 - b) = 0

5

Find the ODD one out from the given options.

  1. ((a))

    EUFV

  2. ((b))

    LMNO

  3. ((c))

    APBQ

  4. ((d))

    GWHX

Show Answer
Answer: ((a))

EUFV

6

​Olympic bronze medallist _________ has been appointed as the new Brand Ambassador of Bharat Sanchar Nigam Ltd (BSNL) since September 2018.

  1. ((a))

    Neeraj Chopra

  2. ((b))

    P.V. Sindhu

  3. ((c))

    Mary Kom

  4. ((d))

    Saina Nehwal

Show Answer
Answer: ((a))

Neeraj Chopra

7

The first attempt to classify elements was made by-

  1. ((a))

    Dobereiner

  2. ((b))

    Meyer

  3. ((c))

    Newland

  4. ((d))

    Mendeleev

Show Answer
Answer: ((a))

Dobereiner

8

With which sport is Roger Federer associated?

  1. ((a))

    Tennis

  2. ((b))

    Archery

  3. ((c))

    Football 

  4. ((d))

    Chess

Show Answer
Answer: ((a))

Tennis

9

The male and female sex cells fuse to form a-

  1. ((a))

    Gastrula

  2. ((b))

    Zygote

  3. ((c))

    Gamete

  4. ((d))

    Blastula

Show Answer
Answer: ((a))

Gastrula

10

Simplify: 10 × 4 - 2 × (42 ÷ 4) ÷ 2 ÷ (1/2) + 9

  1. ((a))

    40

  2. ((b))

    41

  3. ((c))

    31

  4. ((d))

    35

Show Answer
Answer: ((a))

40

11

Pulse beat is measured from-

  1. ((a))

    Capillary

  2. ((b))

    Nerve

  3. ((c))

    Artery

  4. ((d))

    Vein

Show Answer
Answer: ((a))

Capillary

12

Two pipes can fill a tank in 5 and 6 hours respectively. A third pipe will empty it in 12 hours. If all the pipes are opened, then find the time taken to either fill or empty the tank.

  1. ((a))

    Emptied in 9/2 hours

  2. ((b))

    Filled in 30/17 hours

  3. ((c))

    Filled in 60/17 hours

  4. ((d))

    Filled in 30/11 hours

Show Answer
Answer: ((a))

Emptied in 9/2 hours

13

The capacity of a cylindrical tank is 3080 m3. If the radius of its base is 7 m, find the depth of the tank.

  1. ((a))

    15 m

  2. ((b))

    25 m

  3. ((c))

    10 m

  4. ((d))

    20 m

Show Answer
Answer: ((a))

15 m

14

A man bought apples at the rate of 8 apples for Rs. 34 and sold them at the rate of 12 apples for Rs.57. How many apples should be sold to earn a net profit of Rs.45?

  1. ((a))

    135

  2. ((b))

    90

  3. ((c))

    150

  4. ((d))

    100

Show Answer
Answer: ((a))

135

15

Choose from the alternatives the figure that best completes the pattern given below.

  1. ((a))

  2. ((b))

  3. ((c))

  4. ((d))

Show Answer
Answer: ((a))

16

Who was the Chairman of Central Board of Direct Taxes in March 2019?

  1. ((a))

    Akilesh Ranjan

  2. ((b))

    P.C. Mody

  3. ((c))

    Aditya Vikram

  4. ((d))

    Sushil Chandra

Show Answer
Answer: ((a))

Akilesh Ranjan

17

Find the ODD one out from the given options.

  1. ((a))

    ES

  2. ((b))

    BO

  3. ((c))

    CP

  4. ((d))

    DQ

Show Answer
Answer: ((a))

ES

18

Through which national park does the Ramganga River run?

  1. ((a))

    Corbett

  2. ((b))

    Ranthambhore

  3. ((c))

    Periyar

  4. ((d))

    Kaziranga

Show Answer
Answer: ((a))

Corbett

19

The reciprocal of equivalent resistance connected in parallel is the ______ of reciprocal of individual resistances.

  1. ((a))

    Difference

  2. ((b))

    Sum of squares

  3. ((c))

    Sum

  4. ((d))

    Product

Show Answer
Answer: ((a))

Difference

20

How many straight lines are there in the given figure?

  1. ((a))

    11

  2. ((b))

    15

  3. ((c))

    13

  4. ((d))

    21

Show Answer
Answer: ((a))

11

21

Dialysis is used when a patient has serious trouble with-

  1. ((a))

    Lungs

  2. ((b))

    Liver

  3. ((c))

    Kidneys

  4. ((d))

    Heart

Show Answer
Answer: ((a))

Lungs

22

Sai walks 550 m towards south direction and he then took left and walked 200 m. Again he took left and walked 200 m. Which direction is he now from the starting point?

  1. ((a))

    North

  2. ((b))

    South

  3. ((c))

    South east

  4. ((d))

    West

Show Answer
Answer: ((a))

North

23

The maximum number of electrons present in a shell is given by the formula-

  1. ((a))

    2n

  2. ((b))

    2n2

  3. ((c))

    2n + 1

  4. ((d))

    n

Show Answer
Answer: ((a))

2n

24

Mixture can be _________ in nature.

  1. ((a))

    Homogeneous

  2. ((b))

    Pure substance

  3. ((c))

    Heterogeneous

  4. ((d))

    Both homogeneous and heterogeneous

Show Answer
Answer: ((a))

Homogeneous

25

Which of the following States won the platinum of Web Ratna Award in Digital India Awards 2018?

  1. ((a))

    Kerala

  2. ((b))

    Himachal Pradesh

  3. ((c))

    Tripura

  4. ((d))

    Madhya Pradesh

Show Answer
Answer: ((a))

Kerala

26

If '+' means '×', '-' means '÷', '×' means '+' and '÷' means '-', then 42 - 6 × 7 + 8 ÷ 9 - 3 = ?

  1. ((a))

    70

  2. ((b))

    66

  3. ((c))

    60

  4. ((d))

    19

Show Answer
Answer: ((a))

70

27

If the midvalue of a class is 20 and the width of the class is 5, find the lower and upper limits of the class.

  1. ((a))

    17.5 - 22.5

  2. ((b))

    18 - 22

  3. ((c))

    17 - 22

  4. ((d))

    17 - 23

Show Answer
Answer: ((a))

17.5 - 22.5

28

Mark the right statements.

  1. The lateral surfaces of a pyramid are triangles with a common vertex.
  2. A pyramid is a special case of a prism.
  3. Volume of a pyramid = 1/3 × base area × vertical height
  4. Volume of a prism = 1/2 base area × height
  1. ((a))

    Statements 1, 2 and 3 only

  2. ((b))

    Statement 1 only

  3. ((c))

    Statements 1 and 3 only

  4. ((d))

    Statements 1, 3 and 4 only

Show Answer
Answer: ((a))

Statements 1, 2 and 3 only

29

Who is the Father of Genetics?

  1. ((a))

    Punnet

  2. ((b))

    Mendel

  3. ((c))

    Castle

  4. ((d))

    Morgan

Show Answer
Answer: ((a))

Punnet

30

In which of the following cities was the railway stations recently renamed as Puratchi Thalaivar Dr. M.G. Ramachandran Central Railway Station?

  1. ((a))

    Hyderabad

  2. ((b))

    Chennai

  3. ((c))

    Coimbatore

  4. ((d))

    Madurai

Show Answer
Answer: ((a))

Hyderabad

31

Present ages of P and Q are in the ratio 6 ∶ 7. Q is 4 years elder to P. What is the ratio of their ages after 4 years?

  1. ((a))

    7 ∶ 8

  2. ((b))

    5 ∶ 8

  3. ((c))

    8 ∶ 3

  4. ((d))

    7 ∶ 9

Show Answer
Answer: ((a))

7 ∶ 8

32

Banwarilal Purohit is the present Governor of-

  1. ((a))

    Maharashtra

  2. ((b))

    Assam

  3. ((c))

    Tamil Nadu

  4. ((d))

    Karnataka

Show Answer
Answer: ((a))

Maharashtra

33

Choose the figure that best represents the relationship among the classes given below.

Adult, Singer, Children

  1. ((a))

  2. ((b))

  3. ((c))

  4. ((d))

Show Answer
Answer: ((a))

34

The modern periodic table has vertical columns known as-

  1. ((a))

    Groups

  2. ((b))

    Table

  3. ((c))

    Periods

  4. ((d))

    Columns

Show Answer
Answer: ((a))

Groups

35

Which of the following will best complete the relationship given below?

XJ ∶ VO ∶∶ HT ∶ ?

  1. ((a))

    GY

  2. ((b))

    GX

  3. ((c))

    FY

  4. ((d))

    FX

Show Answer
Answer: ((a))

GY

36

Find the smallest fraction.

  1. ((a))

    17/21

  2. ((b))

    15/19

  3. ((c))

    7/8

  4. ((d))

    13/16

Show Answer
Answer: ((a))

17/21

37

Choose the alternative that best replaces the question mark(?) in the given figure.

697
352
107?
302825
  1. ((a))

    5

  2. ((b))

    6

  3. ((c))

    4

  4. ((d))

    3

Show Answer
Answer: ((a))

5

38

In a certain code language, 123 means 'hot filtered coffee'; 356 means 'very hot day' and 589 means 'day and night'. Which digit stands for 'very'?

  1. ((a))

    9

  2. ((b))

    5

  3. ((c))

    8

  4. ((d))

    6

Show Answer
Answer: ((a))

9

39

What is blood?

  1. ((a))

    A connective tissue

  2. ((b))

    A muscular tissue

  3. ((c))

    A packing tissue

  4. ((d))

    A supporting tissue

Show Answer
Answer: ((a))

A connective tissue

40

Two pipes P and Q can individually fill a tank in 60 minutes and 40 minutes. If pipe Q alone is open for the first half an hour and then pipe P is also turned on, in how many minutes more will the tank get filled up?

  1. ((a))

    8 minutes

  2. ((b))

    10 minutes

  3. ((c))

    4 minutes

  4. ((d))

    6 minutes

Show Answer
Answer: ((a))

8 minutes

41

Find the ODD one out from the given options.

  1. ((a))

    280

  2. ((b))

    325

  3. ((c))

    226

  4. ((d))

    145

Show Answer
Answer: ((a))

280

42

Find the value of cos 20º cos 35º cos 45º cosec 55º cosec 70º

  1. ((a))

    1

  2. ((b))

    √2

  3. ((c))

    1/(√2

  4. ((d))

    1/2

Show Answer
Answer: ((a))

1

43

Find the number of carpets required to spread along the floor of a room of dimensions 40 m × 24 m, if each carpet measures 6 m × 4 m.

  1. ((a))

    12

  2. ((b))

    40

  3. ((c))

    18

  4. ((d))

    15

Show Answer
Answer: ((a))

12

44

Pituitary gland, one of the most important glands of our body, is located-

  1. ((a))

    Inside the stomach

  2. ((b))

    Inside the skull

  3. ((c))

    Near the lower end of the backbone

  4. ((d))

    Inside the chest

Show Answer
Answer: ((a))

Inside the stomach

45

Read the following information carefully and answer the question given below.

Twelve people are sitting in two parallel rows containing six people each, in such a way that there is an equal distance between adjacent persons. In row-1, G, H, I, J, K and L are seated, and all of them are facing south. In row-2, U, V, W, X, Y and Z are seated, and all of them are facing north. Therefore, in the given seating arrangement each member seated in a row faces another member of the other row.

U sits third to the right of X. Neither U nor X sits at the extreme ends. K faces X. L does not face U, and L does not sit at any of the extreme ends. L is not an immediate neighbour of K. V sits at one of the extreme ends. Only two people sit between V and Y. Y does not face L. Two persons sit between I and H. I is not an immediate neighbour of K. W does not face L. G is not an immediate neighbour of I.

G is related to L in the same way as W is related to Z. Y is related to who among the following in the same pattern?

  1. ((a))

    Z

  2. ((b))

    V

  3. ((c))

    X

  4. ((d))

    U

Show Answer
Answer: ((a))

Z

46

Express 603% as a decimal.

  1. ((a))

    0.603

  2. ((b))

    0.0603

  3. ((c))

    60.3

  4. ((d))

    6.03

Show Answer
Answer: ((a))

0.603

47

Choose the alternative that best replaces the question mark(?) in the given figure.

243
368
675
2046?
  1. ((a))

    43

  2. ((b))

    45

  3. ((c))

    40

  4. ((d))

    48

Show Answer
Answer: ((a))

43

48

Electronegativity is the measure of the capacity of an atom to-

  1. ((a))

    Repel protons

  2. ((b))

    Repel electrons

  3. ((c))

    Attract electrons

  4. ((d))

    Attract protons

Show Answer
Answer: ((a))

Repel protons

49

What is the definite path on which the planet revolves around the Sun, called as?

  1. ((a))

    Path

  2. ((b))

    Axis

  3. ((c))

    Ring

  4. ((d))

    Orbit

Show Answer
Answer: ((a))

Path

50

If [x4 + px3 + qx2 + rx + s] is divisible by (x2 - 1), (x - 2) and (x - 3) , values of p and s are respectively:

  1. ((a))

    -5, -6

  2. ((b))

    -5, -5

  3. ((c))

    -5, 6

  4. ((d))

    5, -6

Show Answer
Answer: ((a))

-5, -6

51

Alkalis turn universal indicators-

  1. ((a))

    Green

  2. ((b))

    Blue

  3. ((c))

    Yellow

  4. ((d))

    Red

Show Answer
Answer: ((a))

Green

52

In a family, the father's age is 5 times the age of one of his sons. Mother's age is 4 times the age of their other son. Difference in the parents' ages is half the sum of the sons' ages. Then:

  1. ((a))

    The difference in their ages is 5

  2. ((b))

    They are twins

  3. ((c))

    One son is twice as old as the other

  4. ((d))

    The sum of their ages is a multiple of 5

Show Answer
Answer: ((a))

The difference in their ages is 5

53

If 'ADVENTURE' is coded as 'ERUTNEVDA', how is 'GREEN' coded?

  1. ((a))

    NEEGR

  2. ((b))

    ENEGR

  3. ((c))

    NEERG

  4. ((d))

    GEREN

Show Answer
Answer: ((a))

NEEGR

54

Which device present in the hearing aid receives the sound?

  1. ((a))

    Sound actuator

  2. ((b))

    Speaker

  3. ((c))

    Amplifier

  4. ((d))

    Microphone

Show Answer
Answer: ((a))

Sound actuator

55

Complete the series.

X, U, R, O, L, (____)

  1. ((a))

    J

  2. ((b))

    K

  3. ((c))

    I

  4. ((d))

    L

Show Answer
Answer: ((a))

J

56

A boat takes 12 hours to go downstream and 24 hours to return while covering a certain distance. What is the time taken by the boat to cover the same distance in still water?

  1. ((a))

    10 hours

  2. ((b))

    15 hours

  3. ((c))

    16 hours

  4. ((d))

    18 hours

Show Answer
Answer: ((a))

10 hours

57

Lipids are formed when glycerol combines with-

  1. ((a))

    Disaccharide

  2. ((b))

    Fatty acids

  3. ((c))

    Peptide

  4. ((d))

    Oligosaccharide

Show Answer
Answer: ((a))

Disaccharide

58

A current of 10 Ampere flows through a wire whose ends are at a potential difference of 3 Volts. Calculate the resistance of the wire.

  1. ((a))

    6 Ω 

  2. ((b))

    3 Ω

  3. ((c))

    0.3 Ω

  4. ((d))

    0.6 Ω

Show Answer
Answer: ((a))

6 Ω 

59

Two numbers in the ratio 15 ∶ 11 have their HCF to be 13. What is their LCM?

  1. ((a))

    27885

  2. ((b))

    2145

  3. ((c))

    4290

  4. ((d))

    165

Show Answer
Answer: ((a))

27885

60

The angle of elevation of the top of a chimney from the top of a tower is 60º and the angle depression of foot of the chimney from the top of the tower is 30º. If the height of the tower is 40 m, then find the height of the chimney.

  1. ((a))

    175 m

  2. ((b))

    192 m

  3. ((c))

    220 m

  4. ((d))

    160 m

Show Answer
Answer: ((a))

175 m

61

Find the missing number in the following series.

71, 65, 59, (__), 47, 41

  1. ((a))

    51

  2. ((b))

    53

  3. ((c))

    50

  4. ((d))

    52

Show Answer
Answer: ((a))

51

62

'Uthagamandalam' is the other name of which of these hill stations?

  1. ((a))

    Ooty

  2. ((b))

    Kodaikanal

  3. ((c))

    Nainital

  4. ((d))

    Darjeeling

Show Answer
Answer: ((a))

Ooty

63

In a certain code, 'kemp lamp tems' means 'speak the truth', 'bis tim nak' means 'always seek knowledge', 'tim tems sik' means' knowledge is truth' and 'lik bis zap' means 'never seek violence'. Which of the following stands for 'always'?

  1. ((a))

    bis

  2. ((b))

    zap

  3. ((c))

    tim

  4. ((d))

    nak

Show Answer
Answer: ((a))

bis

64

Which of the following options will best complete the relationship given below?

9 (541) 6

7 (633) 9

4 (???) 8

  1. ((a))

    213

  2. ((b))

    321

  3. ((c))

    312

  4. ((d))

    123

Show Answer
Answer: ((a))

213

65

The medium required for transmission of sound should be in ________ state.

  1. ((a))

    All of the options

  2. ((b))

    Liquid

  3. ((c))

    Gas

  4. ((d))

    Solid

Show Answer
Answer: ((a))

All of the options

66

What is the chemical name of CaO?

  1. ((a))

    Calcium monoxide

  2. ((b))

    Calcium dioxide

  3. ((c))

    Calcium oxide

  4. ((d))

    Calcium sulphate

Show Answer
Answer: ((a))

Calcium monoxide

67

Which of the following is a good conductor of electricity?

  1. ((a))

    Sulphur

  2. ((b))

    Copper

  3. ((c))

    Nitrogen

  4. ((d))

    Phosphorous

Show Answer
Answer: ((a))

Sulphur

68

When a positive number is decreased by 4, it is equal to 21 times the reciprocal of the number. Find the number.

  1. ((a))

    9

  2. ((b))

    4

  3. ((c))

    7

  4. ((d))

    5

Show Answer
Answer: ((a))

9

69

Choose the number that is divisible by 11.

  1. ((a))

    3178

  2. ((b))

    16461

  3. ((c))

    1341

  4. ((d))

    325182

Show Answer
Answer: ((a))

3178

70

To which dynasty did Ashoka belong?

  1. ((a))

    Nanda

  2. ((b))

    Gupta

  3. ((c))

    Kanva

  4. ((d))

    Maurya

Show Answer
Answer: ((a))

Nanda

71

What is the state animal of Andhra Pradesh?

  1. ((a))

    Elephant

  2. ((b))

    Sambar

  3. ((c))

    Rhinoceros

  4. ((d))

    Black buck

Show Answer
Answer: ((a))

Elephant

72

Find the difference between the Simple Interest and Compound Interest on Rs. 10000 for 3 years at the rate of 3% per annum.

  1. ((a))

    Rs. 16.25

  2. ((b))

    Rs. 27.27

  3. ((c))

    Rs. 17.82

  4. ((d))

    Rs. 21.54

Show Answer
Answer: ((a))

Rs. 16.25

73

Which product is obtained when coal is subjected to destructive distillation that is heating strongly in the absence of air?

  1. ((a))

    Diesel

  2. ((b))

    Coke

  3. ((c))

    Petrol

  4. ((d))

    Kerosene

Show Answer
Answer: ((a))

Diesel

74

In this question, two statements are given followed by two conclusions. Choose the conclusion(s) which best fit(s) logically.

Statements:

  1. All cows are crows.

  2. Some elephants are crows.

Conclusions:

I. All cows are elephants.

II. Some elephants are cows.

  1. ((a))

    Both conclusions I and II follow

  2. ((b))

    Only conclusion II follows

  3. ((c))

    Neither conclusion I nor II follows

  4. ((d))

    Only conclusion I follows

Show Answer
Answer: ((a))

Both conclusions I and II follow

75

Which of the following countries was the first to launch the world's first fully-fledged 5 G mobile networks in 2019?

  1. ((a))

    North Korea

  2. ((b))

    Japan

  3. ((c))

    South Korea

  4. ((d))

    USA

Show Answer
Answer: ((a))

North Korea

76

Varun walked 5 km from point A and turned right two times and walked 8 km respectively facing towards west. Which direction did he start at point A?

  1. ((a))

    North

  2. ((b))

    West

  3. ((c))

    East

  4. ((d))

    South

Show Answer
Answer: ((a))

North

77

Value of 0.330.22×0.1667×0.83330.6667×0.1250\frac{0.33}{0.22} \times \frac{0.1667 \times 0.8333}{0.6667 \times 0.1250} is nearly equal to-

  1. ((a))

    3

  2. ((b))

    2.5

  3. ((c))

    1.5

  4. ((d))

    2

Show Answer
Answer: ((a))

3

78

One day morning, a girl was walking towards sun and then she turned left. Again she took left turn. Which direction was she facing now?

  1. ((a))

    East

  2. ((b))

    South

  3. ((c))

    West

  4. ((d))

    North

Show Answer
Answer: ((a))

East

79

A man stands 10 m in front of a large plane mirror. How far must he walk before he is 5 m away from his image?

  1. ((a))

    4 m

  2. ((b))

    5 m

  3. ((c))

    7.5 m

  4. ((d))

    2.5 m

Show Answer
Answer: ((a))

4 m

80

What percentage of 5% is 3%?

  1. ((a))

    60%

  2. ((b))

    30%

  3. ((c))

    50%

  4. ((d))

    15%

Show Answer
Answer: ((a))

60%

81

What is the ratio of selling price to the cost price of an article, if there is a profit of 12%?

  1. ((a))

    32 ∶ 25

  2. ((b))

    12 ∶ 5

  3. ((c))

    28 ∶ 25

  4. ((d))

    14 ∶ 10

Show Answer
Answer: ((a))

32 ∶ 25

82

Read the following information carefully and answer the question given below.

Eight persons-L, M, N, O, P, Q, R and S are sitting around a circular table facing the center but not necessarily in the same order. Each one of them holds a different post-Manager, Secretary, Chairman, President, Vice President, Group Leader, Financial Advisor and Managing Director.

L sits third to the right of the Managing Director, and only two people sit between the Managing Director and S. The Vice President and the Secretary are immediate neighbours. Neither L nor S is a Vice President or a Secretary. The Vice President is not an immediate neighbour of the Managing Director. The Manager sits second to the left of P. P is not an immediate neighbour of S. The Manager is an immediate neighbour of both the Group Leader and the Financial Advisor. The Financial Advisor sits third to the right of M. M is not the Vice President. N sits to the immediate right of the Chairman. L is not the Chairman. Q is not an immediate neighbour of L. R is not an immediate neighbour of the Manager.

Which of the following posts is held by M in the company?

  1. ((a))

    Managing Director

  2. ((b))

    Manager

  3. ((c))

    Secretary

  4. ((d))

    Chairman

Show Answer
Answer: ((a))

Managing Director

83

Evaluate: (313)2\left(\sqrt{3}-\frac{1}{\sqrt{3}}\right)^2

  1. ((a))

    43\frac{4}{\sqrt{3}}

  2. ((b))

    3/4

  3. ((c))

    232 \sqrt{3}

  4. ((d))

    4/3

Show Answer
Answer: ((a))

43\frac{4}{\sqrt{3}}

84

The sum of two numbers is 232. Their HCF is 29. Which of these pairs give the possible values of the numbers?

  1. ((a))

    55, 177

  2. ((b))

    58, 174

  3. ((c))

    29, 203

  4. ((d))

    22, 137

Show Answer
Answer: ((a))

55, 177

85

Comprehensive Environmental Pollution Index (CEPI) is an index value which characterises-

  1. ((a))

    Quality of the food products

  2. ((b))

    Quality of the fruits

  3. ((c))

    Quality of the minerals

  4. ((d))

    Quality of the environment

Show Answer
Answer: ((a))

Quality of the food products

86

Which of the following is a chemical change?

  1. ((a))

    Melting of ice to give water

  2. ((b))

    Boiling of water to give water vapour

  3. ((c))

    Combustion of Liquefied Petroleum Gas (LPG)

  4. ((d))

    Dissolution of salt in water

Show Answer
Answer: ((a))

Melting of ice to give water

87

Which of the following statements is TRUE about acids?

  1. ((a))

    Bitter and change blue litmus to red

  2. ((b))

    Bitter and change red litmus to blue

  3. ((c))

    Sour and change red litmus to blue

  4. ((d))

    Sour and change blue litmus to red

Show Answer
Answer: ((a))

Bitter and change blue litmus to red

88

A person is said to be anemic if his body has deficiency of-

  1. ((a))

    Calcium and phosphorous

  2. ((b))

    Red Blood Corpuscles

  3. ((c))

    White Blood Corpuscles

  4. ((d))

    Vitamins

Show Answer
Answer: ((a))

Calcium and phosphorous

89

Compound Interest and Simple Interest on a certain sum of money for 2 years is Rs. 282.15 and Rs. 270 respectively. The rate of interest is:

  1. ((a))

    9%

  2. ((b))

    8138\frac{1}{3} %

  3. ((c))

    6236\frac{2}{3}%

  4. ((d))

    11%

Show Answer
Answer: ((a))

9%

90

Toxicology is related to the study of-

  1. ((a))

    Bacteria

  2. ((b))

    Poisons

  3. ((c))

    Diseases

  4. ((d))

    Viruses

Show Answer
Answer: ((a))

Bacteria

91

Find the ODD one out from the given options.

  1. ((a))

    73

  2. ((b))

    63

  3. ((c))

    43

  4. ((d))

    53

Show Answer
Answer: ((a))

73

92

In this question, two statements are given followed by two conclusions. Choose the conclusion(s) which best fit(s) logically.

Statements:

  1. All windows are doors.

  2. All doors are walls.

Conclusions:

I. All windows are walls.

II. Some doors are windows.

  1. ((a))

    Only conclusion II follows

  2. ((b))

    Neither conclusion I nor II follows

  3. ((c))

    Only conclusion I follows

  4. ((d))

    Both conclusions I and II follow

Show Answer
Answer: ((a))

Only conclusion II follows

93

When was the first session of the Constituent Assembly held?

  1. ((a))

    1947

  2. ((b))

    1946

  3. ((c))

    1948

  4. ((d))

    1949

Show Answer
Answer: ((a))

1947

94

P and Q working individually can finish a job in x and y days respectively. P starts the work and they both work on alternate days and the job is finished in 7 days. If Q starts the work and with P working on alternate days, the work gets over in 6 (3)/(4) days. Compare the efficiencies of P and Q.

  1. ((a))

    P's efficiency =75% of Q's efficiency

  2. ((b))

    Q's efficiency =75% of P's efficiency

  3. ((c))

    P's efficiency ∶ Q's efficiency = 2 ∶ 3

  4. ((d))

    P's efficiency =55% of Q's efficiency

Show Answer
Answer: ((a))

P's efficiency =75% of Q's efficiency

95

Which of the following is an 'Air to Air Missile'?

  1. ((a))

    Astra

  2. ((b))

    Trishul

  3. ((c))

    Maitri

  4. ((d))

    Akash

Show Answer
Answer: ((a))

Astra

96

The ratio of the number of boys and girls in a school is 3 ∶ 2. If 20% of the boys and 25% of the girls are scholarship holders, what percentage of the students do NOT get scholarship?

  1. ((a))

    80%

  2. ((b))

    56%

  3. ((c))

    70%

  4. ((d))

    78%

Show Answer
Answer: ((a))

80%

97

In which of these sports is a helmet worn?

  1. ((a))

    Basketball

  2. ((b))

    Hockey

  3. ((c))

    Kabaddi

  4. ((d))

    Volleyball

Show Answer
Answer: ((a))

Basketball

98

Which disease is treated by insulin?

  1. ((a))

    Diabetes

  2. ((b))

    Tuberculosis

  3. ((c))

    Cancer

  4. ((d))

    Anaemia

Show Answer
Answer: ((a))

Diabetes

99

What is the formula for the refractive index of the medium, nm?

  1. ((a))

    The ratio of speed of light in medium to speed of light in air

  2. ((b))

    The product of speed of light in air and speed of light in medium

  3. ((c))

    The sum of the speed of light in air and the speed of light in medium

  4. ((d))

    The ratio of speed of light in air to the speed of light in medium

Show Answer
Answer: ((a))

The ratio of speed of light in medium to speed of light in air

100

Walking at 4 mph, a person covers a certain distance in a given time. If he increases his speed to 9 mph, he covers 7.5 miles more in the same time. How much distance does he cover originally?

  1. ((a))

    7.5 miles

  2. ((b))

    6.5 miles

  3. ((c))

    5 miles

  4. ((d))

    6 miles

Show Answer
Answer: ((a))

7.5 miles

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