set 2 MCQ Questions & Answers Detailed Explanation

Question : 1

Poisonous mustard gas is a

a) Solid

b) Gas

c) Liquid

d) None of these

Question : 2

Which is the fundamental element of all organic compounds?

a) Carbon

b) Nitrogen

c) Oxygen

d) Brimstone

Question : 3

Which one of the following is the correct sequential order in which these appeared under simulated primitive earth condition?

a) Amino Acid, Nitrile, Hydrogen Cyanide, Methane

b) Methane, Hydrogen, Cyanide, Nitrile, Amino Acid

c) Hydrogen Cyanide, Methane, Nitrile, Amino Acid

d) Nitrile, Amino Acid, Methane, Hydrogen Cyanide

Question : 4

Which one of the following is not an explosive?

a) Trinitrotoluene (TNT)

b) Cyclotrimethylene Trinitramine (RDX)

c) Nitrochloroform

d) Trinitroglycerine

Question : 5

Which of the following is not a natural polymer?

a) Starch

b) Cotton

c) Ghee

d) Protein

Question : 6

Which one of the following sets of elements was primarily responsible for the origin of life on the Earth?

a) Oxygen, Calcium, Phosphorus

b) Hydrogen, Oxygen, Sodium

c) Carbon, Hydrogen, Nitrogen

d) Carbon, Hydrogen, Potassium