set 2 MCQ Questions & Answers Detailed Explanation

Question : 1

Which one of the following polymers is used for making bulletproof windows?

a) Polyurethanes

b) Polyamides

c) Polycarbonates

d) Polystyrene

Question : 2

Which of the following statements is correct?

1. Sugarcane juice is fermented to form vinegar.
2. Vinegar has acetic acid.
3. Benzoic acid is the acid present in Vinegar.
4. Vinegar is used as a preservative.

a) 1, 2 and 3

b) 1, 2 and 3

c) 2, 3 and 4

d) 1, 3 and 4

Question : 3

Which one of the following is a natural polymer?

a) Silk

b) Lexan

c) Bakelite

d) Kevlar

Question : 4

Leakage of which of the following gases had caused the Bhopal Gas Tragedy?

a) Nitric oxide

b) Methyl isocyanate

c) Carbon mono-oxide

d) Sulphur dioxide

Question : 5

Which one of the following is another name of RDX?

a) Cyanohydrin

b) Cyclohexane

c) Cyclonite

d) Dextran

Question : 6

Calcium Carbide is used for artificial ripening of green fruits because it produces

a) Acetylene

b) Methylene

c) Auxin

d) Florigen