TNPSC Group 4 Question Bank with Answers Free Download - 1

Question: 1

Which one of the following heaviest element is of nickel group?

(A) Radium

(B) Platinum

(C) Iron

(D) Plodium

Ans: B

Platinum

Question: 2

Rubber is coagulated from latex by adding

(A) Hydrochloric acid

(B) Acetic acid

(C) Sulphuric acid

(D) Carbonic acid

Ans: B

Acetic acid

Question: 3

The accumulation of which of the following causes muscle fatigue in the human body

(A) Uric acid

(B) Ox ale acetic acid

(C) Lactic acid

(D) Pyrubic acid

Ans: C

Lactic acid

Question: 4

Which one of the following mixture of homogenous?

(A) Methanol and water

(B) Graphite and charcoal

(C) Calcium carbonate and calcium bicarbonate

(D) Starch and sugar

Ans: A

Methanol and water

Question: 5

Minerals are

(A) Gases

(B) Liquids

(C) Inorganic solids

(D) All of the above

Ans: C

Inorganic solids

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