Kerala PSC Previous Years Question Paper & Answer
Page:7
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'ASSISTANT RESEARCH OFFICER CHEMISTRY AYURVEDA MEDICAL EDUCATION' And exam conducted in the year 2018. And Question paper code was '068/2018/OL'. 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.
Question57:-Given *"E~0"" for half cell reactions
`" ६0 {^ {2+}/20}" = -0.7618. `" {४5 5116} "`
`" ६^0 (09 202௬௦
for the reaction
0.26807 “"{Vs SHE}"
“wtext{Zn+Hg 2C1 2} 7ಎ. ॥06(2/5(24) *2 ೧0420
A:-(-0.2680 + 0.7618) V
8:-(0.7680 1 -- 0.2680) ೫
0;-(-0.7618 1 -- 0.2680)
D:-(-0.7618 ४ - 0.2680) ४
Correct Answer:- Option-B
Question58:-Titration curve if a strong base is titrated with strong acid
ക
8:9
C:-fig
D:-fig
Correct Answer:- Option-C
Question59:-Saturated solution if *"KNO_3"" is used to make 'Salt bridge’ becomes
A:-Velocity ग ` "<^ 6೧೨೩೯ ೧೩೧ 02 ` "0
8:-/610೮1/ 0! `"೦೧- greater than पीं क "€^ +"
C:-Velocity آه ` "(^ +" ताध ` "407 3" are nearly the same™
D:-"KNO_3"" is highly soluble in water
Correct Answer:- Option-C
Question60:-Which of the following decreases with increase in concentration?
A:-Conductance
B:-Specific conductance
C:-Equivalent conductance
D:-Molar conductance
Correct Answer:- Option-B
Question61:-Phosphofructokinase 2, a bifunctional enzyme can regulate glycolytic pathway. Which of the following
statement is comrect regarding this enzyme?
I. Kinase activity is active in their phosphorylated form
॥. Kinase activity is active in their dephosphorylated form
.ااا Phosphatase activity is active in their phosphorylated form
IV. Phosphatase activity is active in their dephosphorylated form
கவோ
8: 817
6:۷۷
0-۷
Correct Answer:- Option-C
Question62:-Aspartate transcabamoylase is an example of allosteric enzyme and it contains 6 regulatory and 6 catalytic
subunits. Which of the following is correct about his enzyme?
॥ ATPis an allosteric activator of this enzyme
॥. മന 5 an allosteric inhibitor of this enzyme
॥. The subunit composition of ATCase is *"3C_22R_3"
IV. The subunit composition of ATCase is *"2C_33R_2""
கியா
B:-land IV
6:01
0:-॥ ۷
Correct Answer:- Option-B
Question63:-Gluconeogenesis pathway can produce glucose from noncarbohydrate precursors. This pathway occurs in
which of the following sub cellular compartment/s?
A:-Cytosol
B:-Cytosol and mitochondria
C:-Cytosol and endoplasmic reticulum