PG TRB Previous Year Question Paper with Answer - 1
Question: 1
Which of the following is most poisonous?
(A) Acetic acid
(B) Potassium chloride
(C) Methyl alcohol
(D) Ethyl alcohol
Ans: C
Methyl alcohol
Question: 2
Hybrids of which of the following are not available for commercial production?
(A) Rice
(B) Jute
(C) Wheat
(D) Maize
Ans: B
Jute
Question: 3
Which of the following is a good conductor of heat but a bad conductor of electricity?
(A) Aluminium
(B) Asbestos
(C) Titanium
(D) Mica
Ans: D
Mica
Question: 4
Which of the following is used in the preparation of bread?
(A) Tartaric acid
(B) Phthalic acid
(C) Sulphuric acid
(D) Nitric acid
Ans: A
Tartaric acid
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