100 Science Questions and Answers for RRB NTPC
How Many Bones are there in Skull of a Human Being?
(A) 31
(B) 32
(C) 29
(D) 30
Correct Answer : C
Which of the following is a large blood vessel that carries blood away from the heart?
(A) Capillary
(B) Nerve
(C) Vein
(D) Artery
Correct Answer : D
Which of the following part of Human Brain consist Cerebrum?
(A) Mid Brain
(B) Hind Brain
(C) Fore Brain
(D) None of the above
Correct Answer : C
Who invented vaccination for small pox?
(A) J. Cary
(B) E. Jenner
(C) V. Kannel
(D) P. Williamson
Correct Answer : B
Which law of physics states that the force between the two electric charges reduces to a quarter of its former value when the distance between them is doubled?
(A) Coulomb’s Law
(B) Pascal’s Law
(C) Stefan’s Law
(D) Hooke’s Law
Correct Answer : A
Which of the following is not a major source of proteins?
(A) Fish
(B) Gram
(C) Soyabean
(D) Wheat
Correct Answer : D
Who had given the theory of Plate tectonics?
(A) William Harvey
(B) Alfred Wegener
(C) Ernest Rutherford
(D) Edmond Becquerel
Correct Answer : B
The velocity of light was first measured by
(A) Galileo
(B) Newton
(C) Einstein
(D) Romer
Correct Answer : D
Which polymer is used to manufacture the cabinets of radio and TV?
(A) Polyvinyl Chloride
(B) Polystyrene
(C) Bakelite
(D) Nylon
Correct Answer : B
What is the product formed when sodium bicarbonate is heated strongly?
(A) Sodium Peroxide
(B) Sodium Monoxide
(C) Sodium Carbonate
(D) Sodium Hydroxide
Correct Answer : C
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Vikram Singh
Providing knowledgable questions of Reasoning and Aptitude for the competitive exams.
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