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+2 Science Entrance Exam

1 / 50

Sex organs are multicellular & jacketed in:

a. Algae

b. Fungi

c. Moss

d. All of these

2 / 50

3 / 50

Which number should replace the question mark?

17 8 5 5
13 7 5 4
6 12 6 3
10 6 4 ?

 

a. 4

b. 6

c. 5

d. 7

4 / 50

5 / 50

6 / 50

They aren't taking with them,

a. much luggage

b. many luggages

c. much luggages

d. slot of luggages

7 / 50

Companion cells are usually seen associated with:

a. Fibres

b. Parenchyma

c. Xylem vessels

d. Sieve tube

8 / 50

The plural of ‘cuckoo’ is

a. cuckoos

b. kuckoo

c. cuckooes

d. cuckoose

9 / 50

If α and β are roots of the equation x2  cp (x+1) - c = 0  then (1+θ)(1+β) =

a. 1+p

b. 1-p

c. 1+c

d. 1-c

10 / 50

If f(x+1) = x + 2 , then f(x-1) =

a. 2

b. x+1

c. x

d. x-1

11 / 50

The number of elements in 5th period periodic table is:

a. 8

b. 14

c. 18

d. 32

12 / 50

There are six sentences markedS1, P, Q, R, S. The positions of S1 and S6 are fixed: You are required to choose one of the four alternatives given below every passage which would be the most logical sequence of the sentences in the passage.

S1: The coming of the computer sparked the seed for the remotely operated controls.

P: It is a silicon chip that is at the heart of the remote control.

Q: This produces an infrared beam, which is made up of electromagnetic waves.

R: When you press the button on the remote control, the chip sets off an electronic vibration.

S: The beam carries a coded signal switch on, raise volume etc.

S6: The code is based on binary digits.

a. PQRS

b. PRQS

c. PQSR

d. RPQS

13 / 50

14 / 50

Which of the following molecules does not exist?

a. NCl5

b. PF5

c. ClF5

d. SF6

15 / 50

A person of ‘Nepotism’ is

a. Liberation

b. Opposition

c. Impartiality

d. Unpracticed

16 / 50

The fastest mode of heat transfer is:

a. Conduction

b. Convection

c. Radiation

d. All of the above

17 / 50

The speed of sound in humid air is V1 and that in dry air is V2. Then, at the same temperature:

a. V1 = V2

b. V1 > V2

c. V1 < V2

d. None

18 / 50

19 / 50

20 / 50

The adsorption of hydrogen by the metals is called:

a. Dehydrogenation

b. Hydrogenation

c. Occlusion

d. Adsorption

21 / 50

22 / 50

A pendulum clock giving correct time on Earth is taken to the     Moon. Then it:

a. Becomes fast

b. Becomes slow

c. Remains unaffected

d. Stops

23 / 50

Complete the proverb: "Dead me" no ……

a. Names

b. Truth

c. Tales

d. Lies

24 / 50

If A stands for add, B for subtract, C for multiply and D for divide, then for what does 4A 3B 3A 2 stand for?

a. 2

b. 6

c. 4

d. 8

25 / 50

The poison in the tentacles of Hydra is:

a. Aflatoxin

b. Hypnotoxin

c. Venom

d. Chemotoxin

26 / 50

The electronic theory of valency was given by:

a. Dalton and Lavoiser

b. Rutherford

c. Kossel and Lewis

d. Guldberg & Waage

27 / 50

The number of non-empty proper subsets of set (A = {1,2,3,4} is:

a. 16

b. 14

c. 15

d. 13

28 / 50

Greek God of war is

a. Venus

b. Zeus

c. Phoebe

d. Mars

29 / 50

Will Mary be in time if she the ten o’clock bus?

a. get

b. got

c. gets

d. will get

30 / 50

A chemical reaction is at equilibrium, when the rate of forward & backward reactions are:

a. Unequal

b. Constant

c. Equal

d. Increase

31 / 50

In which city the headquarters of World Bank located?

a. Geneva

b. Washington D.C.

c. Zurich

d. London

32 / 50

On which date is Nobel prize awarded?

a. 5th January

b. 12th March

c. 10th December

d. 16th November

33 / 50

Chromatin fibres are condensed to chromosome in:

a. Interphase

b. Prophase

c. Metaphase

d. Anaphase

34 / 50

The mean weight of 150 students is 60 Kg. The mean weight of boys is 70 Kg and that of girl is 55 Kg. The number of girls is:

a. 50

b. 25

c. 150

d. 100

35 / 50

L.P.G. consists of:

a. Methane & Ethane

b. Acetylene & Hydrogen

c. Butane & Iso-butane

d. Ethylene & carbon monoxide

36 / 50

Cell eating is called:

a. Exocytosis

b. Pinocytosis

c. Phagocytosis

d. Osmosis

37 / 50

Neutron was discovered by:

a. Rutherford

b. Goldstein

c. Thomson

d. Chadwick

38 / 50

To plough the sand:

a. To make the desert bloom

b. To work in vain

c. To do a difficult work

d. To make the desert fertile

39 / 50

Formation of protein from m-RNA is:

a. Translation

b. Transcription

c. Transduction

d. Transversion

40 / 50

The magnitude of the sum of two vectors is equal to the magnitude of their difference. The angle between those      vectors will be:

a. 600

b. 900

c. 1200

d. 1800

41 / 50

Choose the odd man out:

a. Bulls bellow

b. camels yelp,

c. Bears: growl

d. eagles: screa

42 / 50

43 / 50

Fermi is equal to:

a. 10-12Farad

b. 10-12m

c. 10-15m

d. 10-15A

44 / 50

On moving from the equator to the poles, the value of ‘g’:

a. Decreases

b. Increases

c. Remains the same

d. Decreases up to latitude 45°

45 / 50

If 2a-2b = 8 and 8a+b = 1, then a and b equal to:

a. 1, 1

b. 1, -1

c.-1, -1

d. -1, 1

46 / 50

A car sometimes overturns while taking a turn. When it overturns:

a. Its inner wheels leave the ground first

b. Its outer wheels leave the ground first

c. Both wheels leave the ground simultaneously

d. Either wheel leaves the ground first

47 / 50

Brass is:

a. Cu + Zn

b. Cu + Sn

c. Cu + Zn + Sn

d. Fe + Cu

48 / 50

Hirudinaria and Pheretima are the representatives of the   phylum:

a. Cnidaria

b. Platyhelminthes

c. Annelida

d. Arthropoda

49 / 50

The image formed by a plane mirror is:

a. Virtual and erect

b. Real and erect

c. Virtual and inverted

d. Real and inverted

50 / 50

Which of the following Era is also called “Age of Reptiles”?

a. Mesozoic

b. Coenozoic

c. Palaeozoic

d. All of these

Your score is

The average score is 38%

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