Kerala PSC Previous Years Question Paper & Answer
Page:6
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Scientific Assistant' And exam conducted in the year 2023. And Question paper code was '079/2023/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:-L-Phenylalanine
D:-L-DOPA
Correct Answer:- Option-B
Question28:-Which of the following techniques is an analysis of the relationship
between two variables to help provide the prediction mechanism?
A:-Standard error
B:-Correlation
C:-Regression
D:-None of the above
Correct Answer:- Option-C
Question29:-B1-receptors are located in?
A:-Heart
B:-Lungs
C:-Kidney
D:-Adrenal gland
Correct Answer:- Option-B
Question30:-Chloramphenicol is obtained from
A:-Streptomyces capreolus
B:-Streptomyces venezulae
C:-Streptomyces orchidaceus
D:-Streptomyces griceus
Correct Answer:- Option-B
Question31:-Select the spectroscopic method which enable accurate determination
of ionization energies of atoms
A:-Atomic Absorption Spectroscopy
B:-Atomic Emission Spectroscopy
C:-Plasma Emission Spectroscopy
D:-Photoelectron Spectroscopy
Correct Answer:- Option-D
Question32:-Pick out the underlying principle of AAS
A:-The absorption of resonance wavelength by the ground state metal atoms
present in a flame
B:-The absorption of resonance wavelength by metal ions present in the salt
C:-Emission of resonance wavelength after excitation of metal atoms
D:-The re-emission of resonance wavelength by free metal atoms in gaseous
state
Correct Answer:- Option-A