Kerala PSC Previous Years Question Paper & Answer
Page:13
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.
D:-Mediate humoral immunity
Correct Answer:- Option-C
Question54:-Vaccination done for __is a toxoid preparation.
A:-Diphtheria
B:-Polio
C:-Rubella
D:-Varicella
Correct Answer:- Option-A
Question55:-According to Law of Bergonie and Tribondeau, the cells in their
descending order of sensitivity to radiation are
A:-Nerve cells, Muscle cells, Epithelial cells, Haematopoietic cells
B:-Muscle cells, Nerve cells, Haematopoietic cells, Epithelial cells
C:-Haematopoietic cells , Epithelial cells, Muscle cells, Nerve cells
D:-Epithelial cells, Muscle cells, Nerve cells, Haematopoietic cells
Correct Answer:- Option-C
Question56:-Which of the following matches correctly?
(1) Devonian - Mammals
(ii) Pennsylvanian - Fishes
(iii) Jurassic - Reptiles
(iv) Tertiary - Amphibians
A:-(i) and (ii)
B:-(ii) and (iii)
C:-(iii) and (iv)
D:-(iii) only
Correct Answer:- Option-B
Question57:-The fetal hormones which works as uterine stimulants to enable
parturition are
A:-Oxytocin
B:-Cortisol
C:-Prostaglandin
D:-Both (1) and (2)
Correct Answer:- Option-D
Question58:-Which statement regarding rigor mortis is correct?
A:-ATP can's mediate separation of cross bridges from actin filaments
B:-Muscles can no longer relax
C:-Muscles contract and become rigid even without action potential
D:-All of these
Correct Answer:- Option-C