set 1 MCQ Questions & Answers Detailed Explanation

Question : 1

Which one of the following pairs is not correctly matched?

a) Formic acid - Red Ant

b) Ascorbic acid - Lemon

c) Maltose - Malt

d) Acetic acid - Curd

Question : 2

What is Teflon?

a) Hydrocarbon

b) Insecticide

c) Fluorocarbon

d) Microbicides

Question : 3

Teflon is a polymer of which of the following monomers?

a) Vinyl chloride

b) Acetylene dichloride

c) Tetrafluoroethylene

d) Chloroprene

Question : 4

Vinegar is chemically known as

a) Tartaric acid

b) Acetic acid

c) Butyric acid

d) Formic acid

Question : 5

Assertion (A):
Formic acid is a stronger acid that Acetic acid.
Reason (R):
Formic acid is an organic acid.
Code

a) (A) is false, but (R) is true

b) Both (A) and (R) are true and (R) is the correct explanation of (A)

c) Both (A) and (R) are true, but (R) is not the correct explanation of (A)

d) (A) is true, but (R) is false

Question : 6

The sensation of fatigue in the muscles after prolonged strenuous physical work is caused by

a) The accumulation of lactic acid

b) A decrease in the supply of oxygen

c) Minor wear and tear of muscle fibres

d) The depletion of glucose