Kerala PSC Previous Years Question Paper & Answer

Title : Scientific Assistant (Biology) NCA- SC)
Question Code :

Page:13


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Scientific Assistant (Biology) NCA- SC)' And exam conducted in the year 2021. And Question paper code was '001/2021/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.

page: 13 out of 14
Excerpt of Question Code: 001/2021/OL

D--All of these
Correct Answer: Option-D

‘Question93:-Which of the following crops are sterile due to triploid chromosome number ?

|. Banana

I. Citrus

IM Watermelon

IM. Grapes
Acland I
Be and Il
Coll and iv
0 ۷

Correct Answer: Option ®

Question94:-Plants has evolved to overcome the affinity of Rubisco to Oxygen by spatial and time separation of carbon dioxide fixation from the vicinity of atmosphere having oxygen
and carbon dioxide

‘A-C2 cycle is separation in space and CAM in time respectively
B:-CAM is separation in space and C4 cycle in time respectively
(C-Cé cycle is separation in space and CAM in time respectively
C4 cycle is separation in space and C2 in time respectively
Correct Answer:- Option-C

Question95:-A solution of pH 4 has been diluted by adding 40 ml of double distilled water to 10 mi of the solution. What will be the pH of the diluted solution ?
‏45ھ‎
‎20
‎८.३5
‎0:40
‎Correct Answer:- Option-é

Question96:-The lab you are working is entrusting you to find out the molecular weight of a recently purified protein. Which of the following techniques available in the laboratory that
‘you will be using for this task ?

‘Ac Density Gradient Centrifugation
B-ELISA

ടേ

പട്ന Focusing

Correct Answer:- Option-é

‘Question97:-Name the software package that can be Used to phylogenetic analysis of plants

വടെ

I Mesquite

11. Darwin

IV. Phylip
‏01ھ‎
‎Bol Il and Iv
Col Ill and v
D:-All of these

Correct Answer:- Option-D
Question98:-CRISPR CAS 9, which won 2020 Nobel Prize is a
‘A-Gene Editing Technique
B:-Gene Therapy
CGene Transfer Tool
D:RNA Interference Too!
Correct Answer:- Option-é
Question99:-An algae that is commonly used for the production of single cell protein is,
AcArthrospira
B:-Spirogyra
९१५०५५०८
D-Anabaena

Correct Answer: Option:

‘Question100:

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