PG TRB Previous Year Question Paper with Answer - 2

Question: 6

Uranium is a naturally occurring radioactive element which emits alpha particles and is converted into

(A) Actinium

(B) Radium

(C) Plutonium

(D) Thorium

Ans: D

Thorium

Question: 7

EEG is used for diagnosing ailments connected with

(A) Brain

(B) Kidney

(C) Lungs

(D) Heart

Ans: A

Brain

Question: 8

Red, green and blue are known as

(A) Primary pigments

(B) Primary colours

(C) Secondary colours

(D) Complementary colours

Ans: B

Primary colours

Question: 9

What makes a lemon sour?

(A) Acetic acid

(B) Citric acid

(C) Hydrochloric acid

(D) Tartaric acid

Ans: B

Citric acid

Question: 10

What fraction of a floating iceberg remains in side water?

(A) 0.5

(B) 0.7

(C) 0.8

(D) 0.9

Ans: D

0.9

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