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Entrance Examinations - 2019

Booklet Code : A

M.Sc. Biochemistry

Hall Ticket No.

Time : 2 hours Max. Marks : 100

Please read the following insbuctions carefirlly before answering:

1. Enter Hall Ticket number in the space provided above and also on OMR sheet.

2. Paper contains three sections: Part A, Part B and Part C together with 85 questions for 100 marks, part

A conteins 25 questions, each question carriec one marlc Part B conteins .{5 questions, each

questlon carries one mark, Part C contalns 15 questiong each question crrries two marks.

3, Part A will be ueed for tie breaking.

4. In Part A there is negative marldng. 033 mrrks will be deducted for each wrong answer. In part

B th€re is no negative narking. In Part C there ls negative marking. 0.66 narks will be deducted

for each wrong answer,

5. Answers have to be marked on the OMR sheet as per the instructions provided,

6. Apart from OMR sheet, the question pap€r contains 15 (fifteen) pages including the instructions and

rough work sheets.

7, Please return ttre OMR answer sheet rt the €nd of examination.

8. No additional sheet will be provided.

9. Rough work can be carried out in the question paper itself in the space provided at the end of the

booklet.

10. Non-programmable calculators are allowed.

PARTA

[Each quesdon has only one right answer. MNrk the rlght lnsw€rl

1. Oils are esters whose hydrolysis produces glycerol and

' A) Aromatic carboxylic acids

B) Long chain aliphatic carboxylic acids

C) Amino acids

D) Citric acids

2. Which of the following is not an antibiotic?

A) Aspirin

B) Amoxicillin

C) Ciprofloxacin

D) Penicillin

3. The main buffer system ofblood is consisting of

A) Carbonic acid and bicarbonate

B) Carbonic acid and carbonate

C) Citric acid and sodium citrate

D) Acetic acid and sodium acetate

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11. When a voltage V is applied across a pair of electrode separated by a distance d, a potential

gradient, E, is created between t}te electrodes. We can calculate 'E' as:

A) E:V/d

B) E=(t/v)q

c) E:(vd)/q

D) E:V+d

12. If flowers of different colors I) red I[) white Itr) yellow and IV) blue lying on a plate are

illuminated by light from a sodium flame (yellow), some flowers will look dark. Which are

those? Find the proper set from below.

A) r&II

B) r&III

c) r&ry

D) rr&n

13. If two silver coins were placed equidistance from your eye, one placed under 30 cm of water

and the other placed under 30 cm ofglass, which one of the silver coins will appear closer?

A) The silver coin under water

B) The silver coin under the glass

C) Both the coins will appear at the same distance

D) The coin will be invisible through the glass because it is made ofsilver

14. What h4ppens to tle kinetic energy when a charged particle is accelerated through a potential

difference V?

A) Kinetic energy decreases

B) Kinetic energy remains same

C) Kinetic energy increases

D) Kinetic energy cannot be calculated

15 A piece of ice having volume 10 cc is floating in a glass containing water. When the ice melts

then the level of water;

A) rises by l0 cc

B) falls by l0 cc ' C) remains unchanged

D) rises by 5 cc.

16. Given that (a,/b) - (a/c) = 1, write the fomrula that will give 'a'.

A) a= l-ft,2c)

B) a=bc/(c -b)

C) a=(c-b)/bc

D) a= I -(c/b)

17. Given the condition a2 + b2 > c'?, where a, b and c are the sides ofa triangle, what kind of

triangle will you expect it to be?

A) Right triangle, where c is the side opposite to the right angle

B) Acute triangle, where c is the side opposite to the acute angle

C) Obtuse triangle, where c is the side opposite to the obtuse angle

D) Can be both A and B.

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