Kerala PSC Previous Years Question Paper & Answer

Title : LECTURER IN BIOCHEMISTRY
Question Code : A

Page:5


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'LECTURER IN BIOCHEMISTRY' And exam conducted in the year 2018. And Question paper code was '006/2018/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.

page: 5 out of 11
Excerpt of Question Code: 006/2018/OL

Correct Answer:- Option-B
Question36:-Which of the following contains a hexahydroxy alcohol?
A:-Gangliosides
B:-Phosphatidylcholines
C:-Phosphatidylinositols
D:-Sphingomyelins
Correct Answer:- Option-C
Question37:-The amide nitrogen of glutamine
A:-represents a nontoxic transport form of ammonia
B:-is used in synthesis of asparagine, purines and pyrimidines
C:-can be recovered as ammonia by the action of glutaminase
D:-all of the above
Correct Answer:- Option-D

Question38:-Artificial sweeteners sugar free and equal contain aspartame. Name the two amino acids that are components
of aspartame

A:-Aspartic acid and phenylalanine
B:-Arginine and tyrosine
C:-Aspartic acid and tryptophan
D:-Aspartic acid and glutamic acid
Correct Answer:- Option-A
Question39:-Amino acids present in glutathione include
A:-Glutamate, cysteine, glycine
-Aspartate, cysteine, glycine
C:-Glutamate, cysteine, lysine
D:-Glutamate, methionine, glycine
Correct Answer:- Option-A
Question40:-Molar concentration of "1420 in pure water is
A:-30.5 M
B:-55.5 M
60
0-0
Correct Answer:- Option-B
Question41:-Lactate dehydrogenase reaction is monitored by formation of NADH at wavelength

Correct Answer:- Option-C
Question42:-Hyaluronate, an important component of vitreous humor and synovial fluid, is
A:-A sugar alcohol
B:-A glycosaminoglycan
C:-A glycoprotein
D:-A glycol lipid
Correct Answer:- Option-B
Question43:-Statins are routinely used for treatment of hypercholesterolemia. They mediate their action by inhibiting
A:-AMP-activated protein kinase
-Lecithin-cholesterol acyl transferase
C:-Prostaglandin synthase
D:-Hydroxyl methyl glutary! CoA reductase
Correct Answer:- Option-D
Question44:-In presence of competitive inhibitor in enzyme catalysed reactions
A:-Vmax increases
B:-Vmax decreases
C:-Km increases
D:-Km decreases
Correct Answer:- Option-C
Question45:-A peptide has a sequence Glu-His-Trp-Ser-Gly-Leu-Lys-Pro-Gly. What is the net charge on the molecule at pH 11?

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LECTURER IN BIOCHEMISTRY : Video