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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'ASSISTANT RESEARCH OFFICER CHEMISTRY' And exam conducted in the year 2018. And Question paper code was '068/2018/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.
A:-Both are cytosolic
B:-Both are exoplasmic
C:-Phosphatidyl choline is localized to cytosolic and phosphatidyl inositol is localized to exoplasmic
D:-Phosphatidy! inositol is localized to cytosolic and phosphatidyl choline is localized to exoplasmic
Correct Answer:- Option-D
Question73:-Which of the following cyclin is responsible to activate CDK4 and CDK6 to pass the cell cycle from G1 phase?
A:-Cyclin A
-Cyclin B
C:-Cyclin D
D:-Cyclin E
Correct Answer:- Option-C
Question74:-Which of the following transposons is an example of non autonomous transposon?
A:-Ac elements in maize
B:-Ds elements in maize
C:-P elements in drosophila
D:-IS elements in bacteria
Correct Answer:- Option-B
Question75:-""Na*+/K*+"* pump utilize ATP hydrolysis to pump *3"Na*+"* to the extracellular side and 2 ‘"K*+" to the
intracellular side and generate an electric potential to the cell. This pump belong to
A:-F type pump
B:-V type pump
C:-P type pump
D:-ABC type pump
Correct Answer:- Option-C
Question76:-Which monomeric G proteins are involved in the formation of filopodium, lamellipodium and stress fibers?
A:-Filopodium - cdc42, Lamellipodium - Rac, Stress fibers - Rho
B:-Filopodium - Rac, Lamellipodium - cdc42, Stress fibers - Rho
ilopodium - Rho, Lamellipodium - Rac, Stress fibers - cdc42
D:-None of the above
Correct Answer:- Option-A
Question77:-Apoptosis (programmed cell death) executed by the action of caspase enzyme in intrinsic and extrinsic
pathway of apoptosis. Which of the following caspase is involved in intrinsic pathway of apoptosis?
A:-Proteolytic cleavage of procaspase to caspase 9
-Dimerisation of procaspase to caspase 9
C:-Proteolytic cleavage of procaspase to caspase 8
D:-Dimerisation of procaspase to caspase 8
Correct Answer:- Option-B
Question78:-Which of the following ligand and receptor correctly matches?
A. Epinephrine - (i) HER (RTK)
B. EGF - (ii) Frizzled
C. Bacteria - (1 68೦೩
- (iv) TLR
i, C-iv, D-ii
B:-A - ii, B - iii, C- iv, D-i
C:-A - iii, B- iv, C-i, D- ii
D:-A - iv, B-i, C- iii, D- ii
Correct Answer:- Option-A
Question79:-Replication in both prokaryotes and eukaryotes occur only in 5' ¬> 3' direction. Which of the following reason for
that?
A:-Primer addition is not possible
B:-Okazaki fragments not possible
:-Leading strand synthesis is not possible
D:-Proofreading is not possible
Correct Answer:- Option-D
Question80:-Which of the following protein are involved in the development of dorsal side of the embryo?
A:-Decapentaplegic and tolloid
B:-Dorsal and fgf 8