Previous 10 Years Question Papers with Answers for TRB Science - 3

Question: 11

Air is a/an

(A) Mixture 

(B) Electrolytes

(C) Element

(D) Compound

Ans: A

Mixture 

Question: 12

Mammal capable of flying is

(A) Pallican

(B) Bat

(C) Ostrich

(D) Jaguar

Ans: B

Bat

Question: 13

Athletes Foot is a disease caused by

(A) Nematode

(B) Protozoa

(C) Fungus

(D) Bacteria

Ans: C

Fungus

Question: 14

Non–stick cooking utensils are coated with

(A) Polystyrene

(B) Teflon

(C) PVC

(D) Black paint

Ans: B

Teflon

Question: 15

The colour of the gas  liberated when lead nitrate heated is

(A) Red

(B) Brown

(C) Colourless

(D) Yellow

Ans: B

Brown

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