set 1 MCQ Questions & Answers Detailed Explanation

Question : 1

For benzene which of the following statements is true?

a) It has twelve sigma and three pi bonds

b) It has six sigma and six pi bonds

c) It has twelve sigma and six pi bonds

d) It has six sigma and three pi bonds

Question : 2

Which acid is used in photography?

a) Acetic acid

b) Formic acid

c) Oxalic acid

d) Citric acid

Question : 3

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

Question : 4

Which one of the following statement is correct?

a) DDT is antibacterial compound

b) RDX is an explosive

c) LSD is an antiviral compound

d) TNT is an insecticide

Question : 5

Which one of the following pairs is not correctly matched?

a) Keratin - Protein found in the outer layer of human skin

b) Fullerene - Organic compounds containing fluorine

c) Dry Ice - Solid carbon dioxide

d) Mustard gas - Poisonous liquid used in chemical warfare

Question : 6

Which among the following is not a polymer?

a) Teflon

b) Polystyrene

c) Nylon

d) Caprolactam