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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Assistant Director (Biology)' And exam conducted in the year 2023. And Question paper code was '123/2023/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. 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.
Correct Answer:- Option-A
Question38:-Which of the following is an incorrect statement?
A:-H2AX is a variant of the histone protein H2 located throughout the
chromatin region
B:-Macro H2C is a variant of the histone protein H2 located in the inactive X
chromosome region
C:-H2Az is a variant of the histone protein H2 located in the euchromatin
region
D:-CENP-A is a variant of the histone protein H3 located in the centromere
region
Correct Answer:- Option-B
Question39:-Which of the following is an incorrect combination of a viral disease
and the Order of the causative virus?
(i) AIDS : Orterirales
(ii) Measles : Mononegativrales
(iii) SARS : Norzivirales
(iv) Rabies : Mononegavirales
A:-Both (i) and (ii)
B:-Both (ii) and (iv)
C:-Only (ii)
D:-Only (iii)
Correct Answer:- Option-D
Question40:-The mode of action of certain antibiotics is given below
(i) Ampicillin : Inhibition of cell wall synthesis by interference with peptidoglycan
cross-linking
(ii) Chloramphenicol : Inhibition of translation by blocking peptidyl transferase on
the 50S
ribosomal submit
Select the right option
A:-Both (i) and (ii) are correct
B:-Both (i) and (ii) are incorrect
C:-Only (i) is correct
D:-Only (ii) is correct
Correct Answer:- Option-A
Question41:-Which of the following media is selective and differential in its
function?
(i) Eosin methylene blue agar
(ii) MacConkey Agar
(iii) Mannitol Salt Agar
A:-Only (i) and (ii)
B:-Only (ii) and (iii)
C:-Only (iii)