Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Biologist' And exam conducted in the year 2023. And Question paper code was '106/2023/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.
C:-Pelican
D:-Crow pheasant
Correct Answer:- Option-A
Question11:-Which of the following database is based on human genes and genetic
disorders?
A:-PDB
B:-DDBJ
C:-OMIM
D:-None of these
Correct Answer:- Option-C
Question12:-If two sequences from different organisms are similar, there is a
possibility to originate these two organisms from a common ancestor. Such
sequences are termed as
A:-Orthologus
B:-Homologus
C:-Paralogus
D:-Xenologus
Correct Answer:- Option-B
Question13:-Worker bees, instead of themselves reproducing, help the queen to
reproduce. This behaviour is explained as
A:-Kin selection
B:-Group selection
C:-Sexual selection
D:-Natural selection
Correct Answer:- Option-A
Question14:-Live cells are visualized through which of the following instrument
A:-Phase contrast microscope
B:-TEM
C:-SEM
D:-All the above
Correct Answer:- Option-A
Question15:-During oxidative phosphorylation in mitochondria the Proton Motive
Force is generated by
A:-Exchanging protons for sodium ions
B:-Electron transport chain by Pumping of protons out into intermembrane
space
C:-Pumping hydroxyl ions into mitochondria
D:-Hydrolysis of ATP