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+2 Science Entrance Exam

1 / 50

L.P.G. consists of:

a. Methane & Ethane

b. Acetylene & Hydrogen

c. Butane & Iso-butane

d. Ethylene & carbon monoxide

2 / 50

The population of a town 2 years ago was 40,000 and now is 44,100. What is growth rate?

a. 2%

b. 5%

c. 4%

d. 6%

3 / 50

4 / 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

5 / 50

Q's mother is sister of P and daughter of M. S is daughter of P and sister of T. How is M related to T?

a. Father

b. Grandmother

c. Grandfather

d. Grandfather or Grandmother

6 / 50

Your handwriting is ……

a. Eligible

b. Sensitive

c. Illegible

d. sensible

7 / 50

The adsorption of hydrogen by the metals is called:

a. Dehydrogenation

b. Hydrogenation

c. Occlusion

d. Adsorption

8 / 50

For any two square matrices A and B, which of the following is not true?

a. (A+B)T = AT + BT

b. A(B+C) = AB + AC

c. (AB)T - BTA

d. (A-B)T = BT - AT

9 / 50

They aren't taking with them,

a. much luggage

b. many luggages

c. much luggages

d. slot of luggages

10 / 50

Fermi is equal to:

a. 10-12Farad

b. 10-12m

c. 10-15m

d. 10-15A

11 / 50

Formation of protein from m-RNA is:

a. Translation

b. Transcription

c. Transduction

d. Transversion

12 / 50

Lizards deliberately break their tail off to protect      themselves from predators. The phenomenon is called:

a. Morpholaxis

b. Autotomy

c. Regeneration

d. None of these

13 / 50

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

a. Mesozoic

b. Coenozoic

c. Palaeozoic

d. All of these

14 / 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

15 / 50

A finely divided catalyst is more effective because in this state:

a. More energy is stored in the catalyst

b. Colloidal state is formed

c. More active centres are formed

d. More surface area is not available

16 / 50

Sex organs are multicellular & jacketed in:

a. Algae

b. Fungi

c. Moss

d. All of these

17 / 50

Which of the following has the maximum number of unpaired electrons?

a. Zn

b. Fe++

c. Ni3+

d. Cu+

18 / 50

The ratio in which the line joining  (-3, 4) and (2, 6) divided by y-axis is:

a. 1:1

b. 3:2

c. 1:2

d. 4:3

19 / 50

 The peripheral nervous system in vertebrates consists of:

a. Cranial nerves alone

b. Cranial & spinal nerves

c. Spinal & sympathetic nerves

d. Sympathetic & parasympathetic nerves

20 / 50

21 / 50

The roots of equation x2 - (p+1)x + p = 0  are:

a. Real and rational

b. Imaginary

c. Real and irrational

d. Imaginary and unequal

22 / 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

23 / 50

Milk is poured into a cup of tea and mixed with a spoon. It is an example of:

a. Reversible process

b. Irreversible process

c. Adiabatic process

d. Isothermal process

24 / 50

The top of a lake is frozen, and the air in contact is at -100 The temperature of the water at the bottom of the lake is:

a. -100C

b. -00C

c. 40C

d. 30C

25 / 50

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

a. Unequal

b. Constant

c. Equal

d. Increase

26 / 50

27 / 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°

28 / 50

Chromatin fibres are condensed to chromosome in:

a. Interphase

b. Prophase

c. Metaphase

d. Anaphase

29 / 50

Pressure cooker reduces cooking time because:

a. The heat is more evenly distributed

b. The higher pressure tenderizes the food

c. The boiling point of water inside is elevated

d. Heat cannot escape

30 / 50

Which of the following causes acceleration of heart beat during stress?

a. Adrenal gland

b. Corpus luteum

c. Thymus gland

d. Thyroid gland

31 / 50

Max Planck introduced Quantum theory in 1901. According to this theory, photons are:

a. Massless bundle of energy

b. Continuous form of energy

c. Matters that emit light

d. Particles which are negatively charged

32 / 50

The fastest mode of heat transfer is:

a. Conduction

b. Convection

c. Radiation

d. All of the above

33 / 50

If  AB = C , then the order of matrices A, B and C are:

a. A3x3, B2x3,C2x3

b. A3x2, B2x3,C3x2

c. A3x3 ,B3x3 ,C3x2

d. A3x2, B2x3 ,C3x3

34 / 50

Which of the following molecules does not exist?

a. NCl5

b. PF5

c. ClF5

d. SF6

35 / 50

Motile, elongated, zygote of Plasmodium is found in:

a. Salivary gland of mosquito

b. Gut of mosquito

c. Human liver

d. Human R.B.C.

36 / 50

37 / 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

38 / 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

39 / 50

Brass is:

a. Cu + Zn

b. Cu + Sn

c. Cu + Zn + Sn

d. Fe + Cu

40 / 50

Hirudinaria and Pheretima are the representatives of the   phylum:

a. Cnidaria

b. Platyhelminthes

c. Annelida

d. Arthropoda

41 / 50

I'm tired. I'd rather ...... out this evening if you don't mind.

a. hadn't gone

b. don't go

c. haven't gone

d. not go

42 / 50

The image of P(3-a, 4-b)  when reflected along y-axis is P' (2a-5, b+2) . The value of a and b are:

a. 1, 2

b. 2, 2

c. 2, 1

d. 1, 1

43 / 50

Greek God of war is

a. Venus

b. Zeus

c. Phoebe

d. Mars

44 / 50

In which city the headquarters of World Bank located?

a. Geneva

b. Washington D.C.

c. Zurich

d. London

45 / 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

46 / 50

The electronic theory of valency was given by:

a. Dalton and Lavoiser

b. Rutherford

c. Kossel and Lewis

d. Guldberg & Waage

47 / 50

An animal having unsegmented, coelomated and radially    symmetrical body with distinct oral & aboral surfaces is a   member of:

a. Echinodermata

b. Mollusca

c. Annelida

d. Arthropoda

48 / 50

The plural of ‘cuckoo’ is

a. cuckoos

b. kuckoo

c. cuckooes

d. cuckoose

49 / 50

Complete the proverb: "Dead me" no ……

a. Names

b. Truth

c. Tales

d. Lies

50 / 50

A person of ‘Nepotism’ is

a. Liberation

b. Opposition

c. Impartiality

d. Unpracticed

Your score is

The average score is 38%

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