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NTS Test General Science Multiple Choice Questions (MCQs).
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11. _______ is a cryogenic fluid that can cause rapid freezing on contact with living tissue.
(A) Liquid Nitrogen
(B) Liquid Air
(C) Liquid Hydrogen
(D) None of these
12. The temperature of liquid Nitrogen is:
(A) -32°C
(B) -80°C
(C) -100°C
(D) -196°C
13. What is the chemical name of Slaked lime?
(A) Calcium Hydroxide
(B) Calcium Carbonate
(C) Calcium Dioxide
(D) None of these
14. Rusting of iron is an example of:
(A) Absorption
(B) Adsorption
(C) Oxidation
(D) Reduction
15. Water is the _______ most abundant molecule in the universe.
(A) second
(B) third
(C) fourth
(D) None of these
ANSWERS: NTS TEST GENERAL SCIENCE MCQS
11. (A) Liquid Nitrogen
12. (D) –196°C
13. (A) Calcium Hydroxide
14. (C) Oxidation
15. (B) Third