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Booklet Code : A
Entrance Examinations - 2018
M.Sc. Biochemistry
Hall Ticket No.
Time : 2 hours Max. Marks : 100
Please read the following instructions carefully before answering:
l. 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 contains 25 questions, each question carries one mark. Part B contains 45
questions, each question carries one mark. Part C contains l5 questions, each question
carries two marks.
3. Part A will be used for tie breaking.
4. In Part A there is negative marking.0.33 marks will be deducted for each wrong answer.
In Part B there is no negative marking. In Part C there is negative marking.0,66 marks
will be deducted for each wrong answer,
5. Answers have to be marked on the OMR sheet as per the instructions provided.
6. Apart lrom OMR sheet, the question paper contains 16 (sixteen) pages including the
instructions.
7. Please return the OMR answer sheet at the end 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.
PART A
[Each question has only one right answer. Mark the right answerl
l: A pea plant produces white flowers. It is self-pollinated for several generations and it
produces white flowers in all generations. This is an example of
A) true breed ing
B) back cross
C) independent assortment
- D) recessive trait
2. Ramachandran plot is a plot between torsion angle Phi and Psi; Psi is angle between
A) N- Co bond
B) C -N bond
C) Cc-C bond
D) C-Obond
3. Which of the following plant tissue conlribute to girth of an angiosperm?
A) Apical meristem
B) Cork cambium
C) Tracheids
D) Xylem parenchyma
G.--lo
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g6p\stc"&: .A
I L When analyzed, the enantiomeric excess of a drug molecule was found to be 97% of (R).
What % of the (,9)-enantiomer of the molecule is present in the composition.
A)3
B) r.5
c) e4
D)0
12. Which 3'd row element in the periodic table has same number ofvalence electrons as carbon?
A) Me
B) Al
c) si
D) s
cooH
I H,N_fH
13. Name of the compound cHa with absolute configuration is
A) (R)-alanine
B) (S)-alanine
C) (RS)-alanine
D) None ofthe above
14. Citric acid has how many prochiral centers?
A) Zero
B) One
C) Two
D) Three
15. The relative acidities ol hydrogen halides are in the order of
A) HCI >HF>HBr>HI
B) HF>HCl >HBr>HI
C) HI>HBr>HF>HCl
D) HI>HBr>HCl>HF
16. In a paper chromatographic separation of a mixture of compounds A and B, the distance
travelled by A is 7.2 cm which is only 1.8 cm less than the distance travelled by the solvent.
What is the Rf value of A?
A) 0.72
B) 0.8
c) o.s4
D) 0.18
17. In general, which ofthe following properties increases from left to right in the periodic table?
A) Ionization energy
B) Atomic radius
C) Melting point
D) Metallic character
q-to
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