5999+ TNPSC Group 4 Previous Year Question Papers Pdf - 1

Question: 1

Which one of the following is an active component of oil of clove?

(A) Benzaldehyde

(B) Methanol

(C) Eugenol

(D) Menthol

Ans: C

Eugenol

Question: 2

The ultraviolet rays can be checked by

(A) Pyrex glass

(B) Soda glass

(C) Crooke's glass

(D) Flint glass

Ans: C

Crooke's glass

Question: 3

Jaundice in human beings affects which of the following part?

(A) Skin

(B) Eye

(C) Liver

(D) Nose

Ans: C

Liver

Question: 4

In which process, a nucleus spontaneously breaks down by emitting radiation?

(A) Refraction

(B) Fusion

(C) Radioactive decay

(D) None of these

Ans: C

Radioactive decay

Question: 5

An intensive property in thermodynamics means a property which depends

(A) On the nature of the substance only

(B) On the amount of the substance only

(C) Both on the amount as well as nature of the substance

(D) Neither on the amount nor on the nature

Ans: A

On the nature of the substance only

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