Sample question paper

Chemistry

Question 1:
Which one of the following molecules has the smallest bond angle?
  • a) NH3
  • b) H2Se
  • c) H2S
  • d) PH3
Question 2:
The addition of arsenic to germanium makes the latter a/ an:-
  • a) Extrinsic semiconductor
  • b) Metallic conductor
  • c) Intrinsic semiconductor
  • d) Mixed conductor
Question 3:
For an ideal binary liquid solution with p°A  > p°B, which of the following relations between xA (mole fraction of A in liquid phase) and yA (mole fraction of A in vapor phase) is correctly represented?
  • a) xA > yA
  • b) xA = yA
  • c) xA < yA
  • d) xA and yA cannot be correlated with each other
Question 4:
In the reaction, 3Cl2+ 6NaOH → NaClO3 + 5NaCl +3H2O The element which loses as well as gains electrons is:-
  • a) CL
  • b) Na
  • c) O
  • d) None of the above
Question 5.
An element has three elements in the 4th shell, the atomic number of the elements is:-
  • a) 27
  • b) 21
  • c) 13
  • d) 31

Physics

Question 1
The photoelectric effect was discovered by:-
  • a) Einstein
  • b) Hertz
  • c) Millikan
  • d) Halwachs
Question 2.
An electron, a proton and a deutron and an α-particle have same linear momenta. Which one of them possesses least kinetic energy?
  • a) Electron
  • b) Deutron
  • c) α-particle
  • d) Proton
Question 3:
Three equal masses P, Q and R are pulled with a constant force F. They are connected to each other with strings. The ratio of the tension between PQ and QR is:-
  • a) 2:1
  • b) 1:2
  • c) 3:1
  • d) 1:1
Question 4:
To avoid slipping while walking on ice one should take larger steps because of the:-
  • a) Larger normal reaction
  • b) Smaller normal reaction
  • c) Smaller friction
  • d) Larger friction
Question 5:
If the Earth shrinks in its radius by 4%, mass remaining the same, the value of 'g' on its surface:-
  • a) Remains constant
  • b) Decreases by about 8%
  • c) Increases by about 8%
  • d) Decreases by about 4%

Mathematics

Question 1:
If a, b, c are in A.P. and p, p' are the A.M. and G.M. respectively between a and b while q,q' are the A.M. and G.M. respectively between b and c, then:-
  • a) pq = p' q'
  • b) p2 + q2 = p'2 + q'2
  • c) p2 - q2 = p'2 - q'2
  • d) None of the above
Question 2:
The number of ways in which different flowers can be strung to form a garland so that 4 particular flowers are never separated is:-
  • a) 288
  • b) 5! . 4!
  • c) 4! . 4!
  • d) 0
Question 3:
The chance of throwing a total of 3 or 5 or 11 with two dice is:
  • a) 5/36
  • b) 1/9
  • c) 2/9
  • d) 19/36
Question 4:
The distance of the point (x, y ) from x-axis is:-
  • a) |x|
  • b) y
  • c) x
  • d)|y|
Question 5:
The mean of 50 observations is 36. If two observations 30 and 42 are deleted, then the mean of the remaining observations is:-
  • a) 36
  • b) 48
  • c) 38
  • d) None of the above

Biology

Question 1:
Seeds swell when placed in water due to:-
  • a) Transpiration
  • b) Imbibition
  • c) Hydrolysis
  • d) Osmosis
Question 2:
Which of the following combinations is correct?
  • a) Lipase - Ester bond
  • b) Protease - Phosphodiester bond
  • c) Nucleases - Glycosidic Bond
  • d) Amylase - Peptide bond
Question 3:
Proteins embedded in the cell membrane function to:-
  • a) Produce energy for the cell
  • b) Transport materials in and out of the cell
  • c) Carry genetic information
  • d) Store excess water
Question 4:
Which of the following is not a STOP codon?
  • a) Opal
  • b) Amber
  • c) Ochre
  • d) Gyro
Question 5:
Who is known as the father of modern bee science?
  • a) Huber
  • b) Fahian
  • c) Whenson
  • d) Kurian

English

Question 1:
1. Change the voice of the following sentence. ‘The tiger caught a fox.’
  • a) A fox is caught by the tiger.
  • b) A fox was caught by the tiger.
  • c) A fox has been caught by the tiger.
  • d) A fox had been caught by the tiger.
Question 2:
Choose the word which is the exact OPPOSITE of the word "MORTAL".
  • a) Divine
  • b) Spiritual
  • c) Immortal
  • d) Eternal
Question 3:
Choose the best antonym for 'Precipitate'.
  • a) Storm
  • b) Encumber
  • c) Dedicate
  • d) Affect
Question 4:
The distributive pronoun in the sentence "Neither of those two was passed." is:-
  • a) of
  • b) was
  • c) Neither
  • d) those
Question 5:
"Music" is:-
  • a) Plural
  • b) Singular
  • c) Can be either singular or plural
  • d) None
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