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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