Kerala PSC Previous Years Question Paper & Answer

Title : Work Assistant, Assistant Chemist & Analyst - The Kerala Ceramics Ltd, Travancore Titanium Products Ltd & Foam Mattings (India) Ltd
Question Code : A

Page:5


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name ' Work Assistant, Assistant Chemist & Analyst - The Kerala Ceramics Ltd, Travancore Titanium Products Ltd & Foam Mattings (India) Ltd' And exam conducted in the year 2022. And Question paper code was '028/2022'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. 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: 5 out of 16
Excerpt of Question Code: 028/2022

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028/22

Match the following :

a. Zn i. peroxidase
0. Cu ii. carboxypeptidase
c. Fe iii. haemocyanin

iv. nitrogenase



)
) ii
) ॥
)

The number of ATP molecules hydrolysed when 3 Na* ions pumped out of cell and
2 K* pumped into the cell

A) 1 B) 2 04 0) 3
In the active sites of many enzymes, metals are coordinated by the aminoacid

histidine, which element in histidine donates the electrons that form the coordinate
bond ?

A) Carbon B) Oxygen C) Nitrogen D) Sulfur

Which of the following is not refined by zone refining method ?
A) Germanium B) Silicon C) Gallium D) Gold

Which of the following is correctly matched ?

Column | Column ॥ Column Ill
A) [000൦] paramagnetic Octahedral, 50562
8) [Fe(CO);] paramagnetic Trigonal bipyramid, 5086
©) [Co(CO),. diamagnetic Tetrahedral, sp?
ம) [Ni(CO),] diamagnetic Square planar, dsp?

The organometallic compound follows 18 electron rule, the hapticities of two
cyclopentadieny| groups are [W(CH;)>(CO)>]

A) 5and5 B) 3and5 ©) 3and3 0) 1 and 5

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Work Assistant, Assistant Chemist & Analyst - The Kerala Ceramics Ltd, Travancore Titanium Products Ltd & Foam Mattings (India) Ltd : Video