100 Science Questions and Answers for RRB NTPC
What is the life span of WBC?
(A) 2-15 days
(B) 3-15 days
(C) 4-15 days
(D) 5-20 days
Correct Answer : A
The plant which grows under water stress conditions of deserts are ?
(A) Sciohytes
(B) Epiphytes
(C) Xerophytes
(D) Heliophytes
Correct Answer : C
Ozone layer is found in
(A) Thermosphere
(B) Stratosphere
(C) Troposhere
(D) Mesophere
Correct Answer : B
In which of the following the garden cultivation is studied?
(A) Botany
(B) Horticulture
(C) Geology
(D) Anatomy
Correct Answer : B
Renewable source of energy is
(A) Coal
(B) Petroleum
(C) Plants
(D) Uranium
Correct Answer : C
Which is the principle of Learning Environment study?
(A) Principle of necessity
(B) Principle of utility
(C) Principle of relationship with life
(D) All of these
Correct Answer : D
Maximum amount of gas found in air is
(A) Oxygen
(B) Carbon dioxide
(C) Hydrogen
(D) Nitrogen
Correct Answer : D
Which of the following is desirable aim of Science Education at Primary Level?
(A) To know the facts and principles of sciences and its applications.
(B) To nurture the natural curiosity, aesthetic sense and creativity in science and technology.
(C) To imbibe the values of honesty, integrity and co-operation.
(D) All of these
Correct Answer : D
Which of the following has maximum speed?
(A) Air
(B) Water Current
(C) Sound
(D) Light
Correct Answer : D
Aim of pulse Polio programme is
(A) Treatment of Polio
(B) Stop paralytic effect of Polio
(C) Complete eradication of Polio
(D) All of these
Correct Answer : C
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Vikram Singh
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