Official Paper

RRB JE CBT-I 2024 18 Dec 2024 Shift 2 Official Paper (Previous Year Paper)

100 questions · 90 minutes · with answers · free

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Test (100 questions)

1

In the month of July in India, at what latitude is the Inter-Tropical Convergence Zone typically situated?

  1. ((a))

    Near the equator

  2. ((b))

    Between 5°N and 10°N

  3. ((c))

    Around 20°N-25°N

  4. ((d))

    South of the equator 

Show Answer
Answer: ((a))

Near the equator

2

Why do stars appear to twinkle when viewed from the Earth?

  1. ((a))

    Reflection in the atmosphere

  2. ((b))

    Diffraction by clouds

  3. ((c))

    Refraction in the Earth’s atmosphere

  4. ((d))

    Scattering by particles

Show Answer
Answer: ((a))

Reflection in the atmosphere

3

What was the venue of G20 Agriculture Ministerial Meeting in 2024?

  1. ((a))

    Paris, France

  2. ((b))

    Ottawa, Canada

  3. ((c))

    Brussels, Belgium

  4. ((d))

    Cuiaba, Brazil

Show Answer
Answer: ((a))

Paris, France

4

What is the process of fusion of the male and female gametes called in plants?

  1. ((a))

    Fertilisation

  2. ((b))

    Pollination

  3. ((c))

    Propagation

  4. ((d))

    Germination

Show Answer
Answer: ((a))

Fertilisation

5

The average price of three items of furniture is Rs 16890. If their prices are in the ratio 3 : 5 : 7, the price of the cheapest item (in Rs) is

  1. ((a))

    5630

  2. ((b))

    10134

  3. ((c))

    7882

  4. ((d))

    3378

Show Answer
Answer: ((a))

5630

6

What should come in place of the question mark (?) in the given series based on the English alphabetical order?

GUY ZNR SGK LZD ?

  1. ((a))

    SEW

  2. ((b))

    ESW

  3. ((c))

    SWE

  4. ((d))

    EWS

Show Answer
Answer: ((a))

SEW

7

Why is variation in plants important for their survival and evolution?

  1. ((a))

    It ensures that all plants produce identical offspring.

  2. ((b))

    It reduces competition among plants. 

  3. ((c))

    It helps plants to grow taller and stronger. 

  4. ((d))

    It allows plants to adapt to changing environmental conditions. 

Show Answer
Answer: ((a))

It ensures that all plants produce identical offspring.

8

If at same rate of interest, in 2 years, the simple interest is ₹56 and compound interest is ₹58, then what is the principal (in ₹)?

  1. ((a))

    387

  2. ((b))

    385

  3. ((c))

    392

  4. ((d))

    396

Show Answer
Answer: ((a))

387

9

Which of the following letter-clusters should replace # and % so that the pattern and relationship followed between the letter-cluster pair on the left side of :: is the same as that on the right side of ::?

: UOK :: HBX : %

  1. ((a))

    = PJF, % = MGO

  2. ((b))

    = PJF, % = MGC

  3. ((c))

    = TJF, % = MGC

  4. ((d))

    = PJF, % = NGC 

Show Answer
Answer: ((a))

= PJF, % = MGO

10

A solution has a pH of 8. If it is diluted with an equal volume of water, what will happen to its pH?

  1. ((a))

    It will become neutral. 

  2. ((b))

    The pH will increase. 

  3. ((c))

    The pH will decrease.

  4. ((d))

    The pH will remain the same.

Show Answer
Answer: ((a))

It will become neutral. 

11

Baking soda, commonly used in households, is also known by its chemical name: 

  1. ((a))

    magnesium hydroxide 

  2. ((b))

    sodium bicarbonate

  3. ((c))

    calcium carbonate

  4. ((d))

    sodium carbonate 

Show Answer
Answer: ((a))

magnesium hydroxide 

12

Based on the English alphabetical order, three of the following four letter-cluster pairs are alike in a certain way and thus form a group. Which letter-cluster pair DOES NOT belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.

  1. ((a))

    SP-LF

  2. ((b))

    VS-OI

  3. ((c))

    FC-YS

  4. ((d))

    HF-AU

Show Answer
Answer: ((a))

SP-LF

13

Which of the following metals will displace copper from copper sulfate solution?

  1. ((a))

    Platinum

  2. ((b))

    iron

  3. ((c))

    Gold

  4. ((d))

    Silver

Show Answer
Answer: ((a))

Platinum

14

Which process ensures half the amount of DNA in reproductive cells as compared to non-reproductive cells?

  1. ((a))

    Cytokinesis 

  2. ((b))

    Amitosis

  3. ((c))

    Mitosis

  4. ((d))

    Meiosis

Show Answer
Answer: ((a))

Cytokinesis 

15

If A's salary is 72 % more than that of B, then how much percent is B's salary less than that of A (correct to 2 decimal places)?

  1. ((a))

    44.19%

  2. ((b))

    44.24%

  3. ((c))

    41.86%

  4. ((d))

    45.3%

Show Answer
Answer: ((a))

44.19%

16

Washing soda is represented by Na2CO3 .xH2O. The value of 'x' is equal to:

  1. ((a))

    6

  2. ((b))

    10

  3. ((c))

    8

  4. ((d))

    2

Show Answer
Answer: ((a))

6

17

Select the pair which follows the same pattern as that followed by the two set of pairs given below. Both pairs follow the same pattern.

PMN : RPI

VHS : XKN

  1. ((a))

    TIH : VMC

  2. ((b))

    JPQ : LSM

  3. ((c))

    PTV : RWR 

  4. ((d))

    NFF : PIA

Show Answer
Answer: ((a))

TIH : VMC

18

In Amoeba, the splitting during fission can occur _______.

  1. ((a))

    only along a fixed plane

  2. ((b))

    only in one specific plane

  3. ((c))

    in a definite orientation related to a structure

  4. ((d))

    in any plane

Show Answer
Answer: ((a))

only along a fixed plane

19

The Citizenship Amendment Act was enacted in 2019 and was operationalised after the rules for it were notified by the Ministry of Home Affairs on _______.

  1. ((a))

    11 March 2020

  2. ((b))

    11 March 2022

  3. ((c))

    11 March 2023

  4. ((d))

    11 March 2024 

Show Answer
Answer: ((a))

11 March 2020

20

B, C, E, F and H have different heights. Only C is taller than B. E is taller than H. Only two people have heights between F and C. How many people have heights between H and B?

  1. ((a))

    Four

  2. ((b))

    One

  3. ((c))

    Two

  4. ((d))

    Three

Show Answer
Answer: ((a))

Four

21

Consider a pencil dipped in water in a glass beaker. If the water is replaced by kerosene or turpentine, will the pencil appear displaced to the same extent?

  1. ((a))

    No, the pencil will appear straight.

  2. ((b))

    Yes, the displacement will be the same.

  3. ((c))

    Yes, it will be more displaced than in water.

  4. ((d))

    No, the displacement will vary

Show Answer
Answer: ((a))

No, the pencil will appear straight.

22

Which of the following dynasties did NOT participate in tripartite struggle over Kannauj?

  1. ((a))

    The Palas

  2. ((b))

    The Cholas

  3. ((c))

    The Gurjara-Pratiharas

  4. ((d))

    The Rashtrakutas

Show Answer
Answer: ((a))

The Palas

23

The total surface area of a solid hemisphere is 191 cm2. Its radius (in cm) is: Take π = 227\frac{22}{7}

  1. ((a))

    134566\sqrt\frac{1345}{66}

  2. ((b))

    1347132\sqrt\frac{1347}{132}

  3. ((c))

    133766\sqrt\frac{1337}{66}

  4. ((d))

    134766\sqrt\frac{1347}{66}

Show Answer
Answer: ((a))

134566\sqrt\frac{1345}{66}

24

5 is related to 26 following a certain logic. Following the same logic, 12 is related to 145. To which of the following is 13 related, following the same logic?

(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into their constituent digits. E.g. 13 – Operations on 13 such as adding / subtracting /multiplying to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)

  1. ((a))

    162

  2. ((b))

    172

  3. ((c))

    170

  4. ((d))

    168

Show Answer
Answer: ((a))

162

25

People having acidity problems are treated with antacids that contain which of the following?

  1. ((a))

    Lime water

  2. ((b))

    Milk of magnesia

  3. ((c))

    Quick lime 

  4. ((d))

    Hydrochloric acid 

Show Answer
Answer: ((a))

Lime water

26

What is the general form of a combination reaction?

  1. ((a))

    A → B + C 

  2. ((b))

    AB → A + B

  3. ((c))

    AB + CD → AC + BD

  4. ((d))

    A + B → AB

Show Answer
Answer: ((a))

A → B + C 

27

If 1 is added to each odd digit and 2 is subtracted from each even digit in the number 7381564, how many digits will appear more than once in the new number thus formed?

  1. ((a))

    Two

  2. ((b))

    None

  3. ((c))

    Three

  4. ((d))

    One

Show Answer
Answer: ((a))

Two

28

The greatest common divisor (GCD) and least common multiple (LCM) of two numbers are 12 and 480, respectively, and the numbers are in the ratio of 5 : 8. Find the difference between the two numbers.

  1. ((a))

    42

  2. ((b))

    36

  3. ((c))

    12

  4. ((d))

    24

Show Answer
Answer: ((a))

42

29

Find the value of 2.38‾÷0.54‾2.3\overline8÷0.5\overline4

  1. ((a))

    31721\frac{17}{21}

  2. ((b))

    52651\frac{26}{51}

  3. ((c))

    41949\frac{19}{49}

  4. ((d))

    62957\frac{29}{57}

Show Answer
Answer: ((a))

31721\frac{17}{21}

30

The average price of three items of furniture is Rs 16830. If their prices are in the ratio 3 : 5 : 7, the price of the cheapest item (in Rs) is

  1. ((a))

    3366

  2. ((b))

    5610

  3. ((c))

    7854

  4. ((d))

    10098

Show Answer
Answer: ((a))

3366

31

A trader claims to sell flour at a profit of 35%, but also dishonestly uses a weight which is 16% less than what is mentioned on it. Find the total percentage of profit earned by the trader. (Round the answer to the nearest whole number.)

  1. ((a))

    60%

  2. ((b))

    61%

  3. ((c))

    63%

  4. ((d))

    56%

Show Answer
Answer: ((a))

60%

32

In a certain code language,

‘mountains hills rocks’ is coded as ‘dy ph mt’,

‘rocks valleys rivers’ is coded as ‘lp ph st’ and

‘rivers mountains forests’ is coded as ‘st bq dy’.

(All the codes are two-letter codes only.)

What is the code for 'valleys' in that language?

  1. ((a))

    st

  2. ((b))

    ph

  3. ((c))

    lp

  4. ((d))

    dy

Show Answer
Answer: ((a))

st

33

If a 3210 m long train crosses a pole in 107 seconds, then find the time (in seconds) taken by the train to cross a 150 m long platform.

  1. ((a))

    110

  2. ((b))

    114

  3. ((c))

    112

  4. ((d))

    106

Show Answer
Answer: ((a))

110

34

Which of the following Constitutional amendments inserts the Special officer for linguistic minorities, who is known as the Commissioner for Linguistic Minorities in India (CLM), to investigate all the matters relating to the safeguards provided for the linguistic minorities in India under the Constitution and report to the President?

  1. ((a))

    7th Constitutional Amendment Act, 1956

  2. ((b))

    2nd Constitutional Amendment Act,1952

  3. ((c))

    11th Constitutional Amendment Act, 1965

  4. ((d))

    10th Constitutional Amendment Act, 1960

Show Answer
Answer: ((a))

7th Constitutional Amendment Act, 1956

35

Which of the following devices operates based on the heating effect of electric current?

  1. ((a))

    Electric motor

  2. ((b))

    Transformer 

  3. ((c))

    Generator

  4. ((d))

    Electric iron

Show Answer
Answer: ((a))

Electric motor

36

In which year was 'Indian Culture: A Compendium of Indian History, Culture and Heritage' published?

  1. ((a))

    2023

  2. ((b))

    2021

  3. ((c))

    2022

  4. ((d))

    2020

Show Answer
Answer: ((a))

2023

37

In a certain code language,

'A + B means ‘A is the son of B’,

'A − B means ‘A is the brother of B’,

'A × B means ‘A is the wife of B’ and

'A ÷ B means ‘A is the father of B’.

How is S related to H if ‘S + D × F ÷ G − H’?

  1. ((a))

    Husband

  2. ((b))

    Brother

  3. ((c))

    Father

  4. ((d))

    Son

Show Answer
Answer: ((a))

Husband

38

What should come in place of the question mark (?) in the given series?

29 38 51 68 89 ?

  1. ((a))

    114

  2. ((b))

    116

  3. ((c))

    115

  4. ((d))

    113

Show Answer
Answer: ((a))

114

39

Which state hosted the 61st edition of the Indian National Chess Championship in 2024?

  1. ((a))

    Karnataka

  2. ((b))

    Himachal Pradesh

  3. ((c))

    Tamil Nadu 

  4. ((d))

    Haryana

Show Answer
Answer: ((a))

Karnataka

40

In a series circuit, if one of the resistors is removed or broken, the current in the circuit will ________. 

  1. ((a))

    decrease

  2. ((b))

    increase

  3. ((c))

    become zero

  4. ((d))

    stay the same

Show Answer
Answer: ((a))

decrease

41

What is the shape of the magnetic field lines inside a solenoid?

  1. ((a))

    Elliptical 

  2. ((b))

    Straight and parallel

  3. ((c))

    Randomly oriented

  4. ((d))

    Circular

Show Answer
Answer: ((a))

Elliptical 

42

Which of the following articles deals with elections to the House of the People and to the legislative assemblies of state to be on the basis of adult suffrage? 

  1. ((a))

    318

  2. ((b))

    352

  3. ((c))

    340

  4. ((d))

    326

Show Answer
Answer: ((a))

318

43

If the mean proportional of P and 125 is 100, then find the value of P.

  1. ((a))

    82

  2. ((b))

    77

  3. ((c))

    80

  4. ((d))

    79

Show Answer
Answer: ((a))

82

44

A number when increased by 50 %, gives 2880. The number is:

  1. ((a))

    1920

  2. ((b))

    960

  3. ((c))

    3840

  4. ((d))

    5760

Show Answer
Answer: ((a))

1920

45

Refer to the given number, symbol series and answer the question that follows. Counting to be done from left to right only.

(Left) $ 7 & 4 2 & % 4 6 @ 8 Ω 9 # 6 * £ 5 = 2 (Right)

How many such symbols are there each of which is immediately preceded by an odd number and immediately followed by an even number?

  1. ((a))

    Three

  2. ((b))

    Two

  3. ((c))

    Four

  4. ((d))

    One

Show Answer
Answer: ((a))

Three

46

A man sold an article for ₹360 by first giving a d% discount on its marked price, and then another discount having the same nominal value (in ₹). If the marked price of the article is ₹2250, then what is the value of d?

  1. ((a))

    45

  2. ((b))

    41

  3. ((c))

    38

  4. ((d))

    42

Show Answer
Answer: ((a))

45

47

Which two numbers should be interchanged to make the following equation correct?

58 + (36× 4)÷ 3 + 6× 8 −12 = 86

(Note: Interchange should be done of the entire number and not individual digits of a given number.)

  1. ((a))

    12 and 8

  2. ((b))

    36 and 12

  3. ((c))

    3 and 6

  4. ((d))

    4 and 3 

Show Answer
Answer: ((a))

12 and 8

48

A and B can do a piece of work in 2 days and 42 days, respectively. The number of days [Correct to one decimal place] required to complete the work if both A and B work together is:

  1. ((a))

    3.3

  2. ((b))

    1.9

  3. ((c))

    1.3

  4. ((d))

    5.1

Show Answer
Answer: ((a))

3.3

49

If 546 apples were distributed among Neeraj, Vidya, and Mohan in the ratio 1/6 : 1/2 : 1/3, how many apples did Mohan get?

  1. ((a))

    202

  2. ((b))

    182

  3. ((c))

    172

  4. ((d))

    192

Show Answer
Answer: ((a))

202

50

Study the given diagram carefully and answer the question that follows. The numbers in different sections indicate the number of persons who own the given brands of car. How many person own both MS and WB but not HM?

(NOTE: You have to take the given data to be true even if they seem to be at variance from commonly known facts.)

  1. ((a))

    34

  2. ((b))

    8

  3. ((c))

    12

  4. ((d))

    18

Show Answer
Answer: ((a))

34

51

What are the units of inheritance, which Mendel referred to as 'factors,' now called?

  1. ((a))

    Chromosomes

  2. ((b))

    DNA

  3. ((c))

    Genes

  4. ((d))

    Traits

Show Answer
Answer: ((a))

Chromosomes

52

The magnetic field inside a solenoid:

  1. ((a))

    is the same at all points 

  2. ((b))

    is maximum at the centre and minimum at the edge

  3. ((c))

    is zero at the centre

  4. ((d))

    varies with distance from the edge

Show Answer
Answer: ((a))

is the same at all points 

53

Which of the following modes of asexual reproduction is used by unicellular organisms exclusively? 

  1. ((a))

    Fragmentation

  2. ((b))

    Binary fission

  3. ((c))

    Regeneration

  4. ((d))

    Sporulation

Show Answer
Answer: ((a))

Fragmentation

54

Pankaj starts from Point A and drives 12 km towards east. He then takes a left turn, drives 18 km, turns left and drives 19 km. He then takes a left turn and drives 21 km. He takes a final left turn, drives 7 km and stops at Point P. How far (shortest distance) and towards which direction should he drive in order to reach Point A again? (All turns are 90° turns only unless specified.) 

  1. ((a))

    5 km to the north

  2. ((b))

    1 km to the north

  3. ((c))

    3 km to the north 

  4. ((d))

    4 km to the north 

Show Answer
Answer: ((a))

5 km to the north

55

A, B and C invest sum in the ratio 76 : 37 : 52 respectively. If they earned total profit of ₹3850 at the end of year, then what is the difference between share of B and C?

  1. ((a))

    ₹203

  2. ((b))

    ₹350

  3. ((c))

    ₹305

  4. ((d))

    ₹360

Show Answer
Answer: ((a))

₹203

56

Which law of refraction states that light bends due to a change in speed when passing from one medium to another? 

  1. ((a))

    Snell's law

  2. ((b))

    Fermat’s principle

  3. ((c))

    Huygens' principle

  4. ((d))

    Law of reflection

Show Answer
Answer: ((a))

Snell's law

57

Which of the following statements is correct about equilibrium? 

  1. ((a))

    Equilibrium is the situation where there is less tendency for change. 

  2. ((b))

    Equilibrium is the situation where there is more tendency for change. 

  3. ((c))

    Equilibrium is the situation where there is no tendency for any change. 

  4. ((d))

    Equilibrium is the situation where there is a tendency for change.

Show Answer
Answer: ((a))

Equilibrium is the situation where there is less tendency for change. 

58

Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.

GEC BZX WUS RPN ?

  1. ((a))

    MKI

  2. ((b))

    MKJ

  3. ((c))

    MJK

  4. ((d))

    MIK

Show Answer
Answer: ((a))

MKI

59

a4×b3×c4a9×b4×c8\frac{a^4× b^3× c^4}{a^9× b^4× c^8} in simplified form is:

  1. ((a))

    a7 × b9 × c8

  2. ((b))

    a-5 × b-1 × c-4

  3. ((c))

    a7 × b8 × c-9

  4. ((d))

    a-9 × b-2 × c-2

Show Answer
Answer: ((a))

a7 × b9 × c8

60

Which major Indian port has become the first to operate under a Public-Private Partnership (PPP) model?

  1. ((a))

    Paradip Port

  2. ((b))

    Jawaharlal Nehru Port

  3. ((c))

    Mundra Port

  4. ((d))

    New Mangaluru Port

Show Answer
Answer: ((a))

Paradip Port

61

The age of some students is given in years as 22, 23, 26, 28, 24, 29, 23, 27, 25 and 21. The median age (in years) of the students is:

  1. ((a))

    25

  2. ((b))

    23.5

  3. ((c))

    24

  4. ((d))

    24.5

Show Answer
Answer: ((a))

25

62

Mahatma Gandhi started his famous 'Salt march' accompanied by _________ of his trusted volunteers. 

  1. ((a))

    39

  2. ((b))

    94

  3. ((c))

    78

  4. ((d))

    51

Show Answer
Answer: ((a))

39

63

Two taps can fill a cistern in 2 hours and 51 hours respectively. A third tap can empty it in 51 hours. How long (in hours) will it take to fill the empty cistern, if all of them are opened together?

  1. ((a))

    5

  2. ((b))

    4

  3. ((c))

    3

  4. ((d))

    2

Show Answer
Answer: ((a))

5

64

What should come in place of the question mark (?) in the given series?

4 24 120 480 ? 2880

  1. ((a))

    1440

  2. ((b))

    1080

  3. ((c))

    1220

  4. ((d))

    1360

Show Answer
Answer: ((a))

1440

65

Twelve years ago, the age of Reena's mother was three times the age of Reena. Two years hence, the mother's age will be 2 times the age of Reena. Find the ratio of the present ages of Reena and her mother.

  1. ((a))

    5 : 9

  2. ((b))

    27 : 13

  3. ((c))

    13 : 27

  4. ((d))

    9 : 11

Show Answer
Answer: ((a))

5 : 9

66

When a solution contains an equal number of H+ and OH− ions, then the pH of the solution is:

  1. ((a))

    pH < 3

  2. ((b))

    pH > 3 but < 5

  3. ((c))

    pH = 7

  4. ((d))

    pH > 12

Show Answer
Answer: ((a))

pH < 3

67

Which among the following organisms reproduce by regeneration method?

  1. ((a))

    Rhizopus

  2. ((b))

    Yeast

  3. ((c))

    Bryophyllum

  4. ((d))

    Planaria 

Show Answer
Answer: ((a))

Rhizopus

68

Seven people, B, D, E, F, P, Q and R, are sitting in a row, facing north. Only three people sit between R and E. F sits to the immediate left of E. No one sits to the right of B. Only two people sit between B and F. P sits to the immediate right of Q. How many people sit between D and P?

  1. ((a))

    Four

  2. ((b))

    Three

  3. ((c))

    One

  4. ((d))

    Two

Show Answer
Answer: ((a))

Four

69

Solve the following linear equation.

2x - y + z = 8, x + y - z = 10, x + y + 2z = 12

  1. ((a))

    x = 23\frac{2}{3}, y = - 6, z = 143\frac{14}{3}

  2. ((b))

    x = - 6, y = −143\frac{-14}{3}, z = 13\frac{1}{3}

  3. ((c))

    x = 6, y = 143\frac{14}{3}, z = 23\frac{2}{3}

  4. ((d))

    x = −13\frac{-1}{3}, y = 6, z = 143\frac{14}{3}

Show Answer
Answer: ((a))

x = 23\frac{2}{3}, y = - 6, z = 143\frac{14}{3}

70

119 is related to 205 following a certain logic. Following the same logic, 145 is related to 231. To which of the given options is 132 related, following the same logic? 

(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into their constituent digits. E.g. 13 – Operations on 13 such as adding/subtracting/multiplying to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)

  1. ((a))

    228

  2. ((b))

    215

  3. ((c))

    221

  4. ((d))

    218

Show Answer
Answer: ((a))

228

71

The larger of two supplementary angles is 22º more than the smaller. The smaller angle (in degree) is:

  1. ((a))

    84

  2. ((b))

    79

  3. ((c))

    88

  4. ((d))

    86

Show Answer
Answer: ((a))

84

72

The marks scored by 10 students are given below.

18, 13, 14, 18, 14, 17, 15, 11, 13, 18

The mode of the data is:

  1. ((a))

    14

  2. ((b))

    11

  3. ((c))

    18

  4. ((d))

    13

Show Answer
Answer: ((a))

14

73

Why is asexual reproduction advantageous for single-celled organisms? 

  1. ((a))

    It requires a mate.

  2. ((b))

    It allows rapid reproduction in favourable conditions.

  3. ((c))

    It prevents overcrowding.

  4. ((d))

    It increases genetic variability.

Show Answer
Answer: ((a))

It requires a mate.

74

A shopkeeper bought an article for ₹740. At what price (in ₹) should he sell the article to make 30% profit?

  1. ((a))

    950

  2. ((b))

    518

  3. ((c))

    974

  4. ((d))

    962

Show Answer
Answer: ((a))

950

75

Which of the following is an example of regeneration in plants? 

  1. ((a))

    Binary fission in bacteria

  2. ((b))

    Budding in hydra

  3. ((c))

    Growth of a new plant from a cutting

  4. ((d))

    Reproduction in humans

Show Answer
Answer: ((a))

Binary fission in bacteria

76

The sirens of three companies sound together initially and then continue to sound at intervals of 12 minutes, 16 minutes, and 20 minutes, respectively. Over a period of 16 hours and 12 minutes from the time they first sound together, how many times will they sound simultaneously?

  1. ((a))

    3 times

  2. ((b))

    5 times

  3. ((c))

    4 times

  4. ((d))

    6 times

Show Answer
Answer: ((a))

3 times

77

Which city of India organised the World Sustainable Development Summit 2024?

  1. ((a))

    Jaipur

  2. ((b))

    Mumbai

  3. ((c))

    Hyderabad 

  4. ((d))

    New Delhi 

Show Answer
Answer: ((a))

Jaipur

78

Which reactants are used to prepare bleaching powder?

  1. ((a))

    Chlorine and water

  2. ((b))

    Lime and sulphuric acid 

  3. ((c))

    Chlorine gas and dry calcium hydroxide

  4. ((d))

    Calcium hydroxide and hydrochloric acid

Show Answer
Answer: ((a))

Chlorine and water

79

If the distance between A and B is 530 Km. From A, Namit goes to B with speed 37 km/h and return to A with the speed 77 km/h. Find the average speed of Namit.(rounded off to two decimal place)

  1. ((a))

    44.54 km/h

  2. ((b))

    46.51 km/h

  3. ((c))

    49.98 km/h

  4. ((d))

    44.47 km/h

Show Answer
Answer: ((a))

44.54 km/h

80

What does the thumb represent in Fleming's Right-Hand Rule?

  1. ((a))

    Direction of magnetic field

  2. ((b))

    Direction of induced current 

  3. ((c))

    Direction of motion

  4. ((d))

    Direction of voltage

Show Answer
Answer: ((a))

Direction of magnetic field

81

A concave mirror can form a real, inverted and magnified image when the object is placed ____________.

  1. ((a))

    between the focus and the centre of curvature

  2. ((b))

    beyond the centre of curvature 

  3. ((c))

    between the pole and the focus

  4. ((d))

    at the pole

Show Answer
Answer: ((a))

between the focus and the centre of curvature

82

G, H, I, J, K, L and M live on seven different floors of the same building. The lowermost floor in the building is numbered 1, the floor above it, number 2 and so on, till the topmost floor is numbered 7. H lives on an even numbered floor but not on the second floor. Only three people live between H and M. J lives on one of the floors below H but immediately above M. G lives on one of floors below J. Only three people live between G and K. L lives on one of the floors above J but below I. Who lives on the fifth floor?

  1. ((a))

    L

  2. ((b))

    H

  3. ((c))

    K

  4. ((d))

    M

Show Answer
Answer: ((a))

L

83

The product of the reaction between ethanol and acetic acid is:

  1. ((a))

    acetate

  2. ((b))

    ethanal

  3. ((c))

    methanol 

  4. ((d))

    ester

Show Answer
Answer: ((a))

acetate

84

Seven boxes, A, B, C, D, X, Y and Z, are kept one over the other but not necessarily in the same order. Only three boxes are kept above B. Only one box is kept between C and B. Only three boxes are kept between C and Y. Y is kept at some place above B. Z is kept immediately below Y. A is kept at one of the places above X. D is not kept immediately above or below C. Which box is kept at the lowermost position?

  1. ((a))

    B

  2. ((b))

    C

  3. ((c))

    X

  4. ((d))

    Z

Show Answer
Answer: ((a))

B

85

According to Mendel, which trait appeared in F1 progeny on crossing tall pea plants with short pea plants? 

  1. ((a))

    Short 

  2. ((b))

    Tall

  3. ((c))

    Medium

  4. ((d))

    Dwarf

Show Answer
Answer: ((a))

Short 

86

In a certain code language,

'pillow blanket bed’ is coded as ‘ma ph st’,

‘bed window door’ is coded as ‘cd le ma’ and

‘door pillow wall’ is coded as ‘st bq cd’.

(All the codes are two-letter codes only.)

What is the code for 'wall' in that language?

  1. ((a))

    bq

  2. ((b))

    le

  3. ((c))

    st

  4. ((d))

    cd

Show Answer
Answer: ((a))

bq

87

Based on the English alphabetical order, three of the following four letter-cluster pairs are alike in a certain way and thus form a group. Which letter-cluster pair DOES NOT belong to that group? 

(Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)

  1. ((a))

    GM – DJ

  2. ((b))

    QW – NT

  3. ((c))

    TY – PU

  4. ((d))

    EK – BH

Show Answer
Answer: ((a))

GM – DJ

88

The current ages of A and B add up to 36 years. Four years ago, the age of A was three times than that of B. What is the current age of A?

  1. ((a))

    30 years

  2. ((b))

    25 years

  3. ((c))

    20 years

  4. ((d))

    35 years

Show Answer
Answer: ((a))

30 years

89

In the context of Buddhist architecture, what is a ‘chaitya’?

  1. ((a))

    A type of stupa

  2. ((b))

    A residential space for monks

  3. ((c))

    A decorative column

  4. ((d))

    A hall for prayer and assembly

Show Answer
Answer: ((a))

A type of stupa

90

Who launched ‘Create in India Challenge-Season One’ in New Delhi on 22 August 2024, the run-up to the World Audio Visual and Entertainment Summit?

  1. ((a))

    Ashwini Vaishnaw

  2. ((b))

    Narendra Modi

  3. ((c))

    Nitin Gadkar

  4. ((d))

    Amit Shah

Show Answer
Answer: ((a))

Ashwini Vaishnaw

91

Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only.

(Left) 5 # * 7 9 % 2 & 1 > 6 @ 3 ^ 4 $ > 8 (Right)

How many such number are there which are immediately preceded by a number and also immediately followed by another number?

  1. ((a))

    0

  2. ((b))

    1

  3. ((c))

    2

  4. ((d))

    3

Show Answer
Answer: ((a))

0

92

A question is given, followed by two statements labelled I and II. Identify which of the statements is/are sufficient to answer the question. 

A, B, C, D and E are sitting in a straight line facing north. Who sits on the extreme left end?

(I) D sits second to the right of C.

(II) Exactly two people sit between B and D.

  1. ((a))

    Data in Statement II alone is sufficient to answer the question, while data in Statement I is not. 

  2. ((b))

    Both Statements I and II put together are not sufficient to answer the question.

  3. ((c))

    Both Statements I and II put together (and not independently) are sufficient to answer the question.

  4. ((d))

    Data in Statement I alone is sufficient to answer the question, while data in Statement II is not

Show Answer
Answer: ((a))

Data in Statement II alone is sufficient to answer the question, while data in Statement I is not. 

93

Where did Dr. Jitendra Singh, Union Minister of State for Science and Technology, inaugurate India’s first Demonstration Facility for Biopolymers in October 2024?

  1. ((a))

    Hyderabad

  2. ((b))

    Bhopal 

  3. ((c))

    Chennai

  4. ((d))

    Pune

Show Answer
Answer: ((a))

Hyderabad

94

If the average of 9 numbers is 17 and one number is removed, the average of the remaining 8 numbers becomes 15. What is the value of the removed number?

  1. ((a))

    35

  2. ((b))

    37

  3. ((c))

    33

  4. ((d))

    39

Show Answer
Answer: ((a))

35

95

In △ABC, DE || AC, where D and E are the points on sides AB and BC, respectively. If BD = 8 cm and AD = 7 cm, then what is the ratio of the area of △BDE to the trapezium ADEC?

  1. ((a))

    162 : 65

  2. ((b))

    65 : 162

  3. ((c))

    64 : 161

  4. ((d))

    161 : 64

Show Answer
Answer: ((a))

162 : 65

96

Find the simple interest (in closest integral ₹) on ₹4000 at 5.25% per annum rate of interest for the period from 4 February 2024 to 5 April 2024

  1. ((a))

    36

  2. ((b))

    33

  3. ((c))

    35

  4. ((d))

    34

Show Answer
Answer: ((a))

36

97

What is the resistivity (ρ) of a material?

  1. ((a))

    The amount of current a material can carry

  2. ((b))

    The product of voltage and current 

  3. ((c))

    The same as its resistance

  4. ((d))

    A measure of how strongly a material opposes the flow of electric current

Show Answer
Answer: ((a))

The amount of current a material can carry

98

When sodium carbonate (Na2CO3) is dissolved in water, the resulting solution becomes:

  1. ((a))

    neutral

  2. ((b))

    basic

  3. ((c))

    acidic

  4. ((d))

    highly reactive with sodium chloride

Show Answer
Answer: ((a))

neutral

99

Which of the following letter-clusters should replace # and % so that the pattern and relationship followed between the letter-cluster pair on the left side of :: is the same as that on the right side of :: ?

: NJR :: OKS : %

  1. ((a))

    = LHP, % = QMV 

  2. ((b))

    = LHO, % = QMU

  3. ((c))

    = LHP, % = QNU

  4. ((d))

    = LHP, % = QMU

Show Answer
Answer: ((a))

= LHP, % = QMV 

100

Find the value of sin263º + sin227º + cos217º + cos273º + cos290º

  1. ((a))

    2

  2. ((b))

    0

  3. ((c))

    1

  4. ((d))

    -1

Show Answer
Answer: ((a))

2

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