Practice Questions set 3 - general science mcq Online Quiz (set-1) For All Competitive Exams

Q-1)   Which of the following is not a Natural polymer?

(a) Silk

(b) Nylon

(c) Wool

(d) Leather

Q-2)   To whom molasses are excellent raw material for production?

(a) Urea

(b) Glycerin

(c) Alcohol

(d) Paraffin

Q-3)   Which of the following polymer is used in the manufacture of bulletproof material?

(a) Rayon

(b) Dacron

(c) Nylon 6, 6

(d) Kevlar

Q-4)   A polymer used for making nonstick surface coating for utensils is

(a) Teflon

(b) Polypropylene

(c) Polyvinyl chloride

(d) Polystyrene

Q-5)   The chemical used in manufacturing of dynamite is

(a) Glycerol

(b) Glycerol trinitrate

(c) Glycerol tri-iodat

(d) Glycerol triacetate

Q-6)   Which one of the following is used in the production of explosives?

(a) Glycerol

(b) Urea

(c) Oxalic acid

(d) Methanol

Q-7)   Which one of the following catalysts is used for hydrogenation of vegetable oils?

(a) Platinum

(b) Zinc dust

(c) Nickel

(d) Copper

Q-8)   Fruit ripening is promoted by which of the following?

(a) Nitrogen

(b) Carbon dioxide

(c) Sulphur dioxide

(d) Ethylene

Q-9)   Which one of the following is used in making ‘Bulletproof Jacket’?

(a) Gun metal

(b) Laminated glass

(c) Fibrous glass

(d) Lead

Q-10)   Which of the following is correctly matched?

1. Biogas – Insecticide
2. Electro – Heart cardiography disorder
3. D.D.T. – Cow dung
4. Nicotine – Tobacco

Code

(a) 2 and 3

(b) 1, 2 and 4

(c) 2, 3 and 4

(d) 2 and 4