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18500+ Important MCQs for POLICE CONSTABLE

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Learn POLICE CONSTABLE MCQs with answers [Page 1 of Department 72]

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Ram Sharma • 178.08K Points
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2) What are rubies and sapphires chemically known as?

(A) Silicon dioxide
(B) Aluminium oxide
(C) Boron nitride
(D) Lead tetraoxide
Correct Answer - Option (B)

No Explanation found. Add Explanation and get +2 points.

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Ram Sharma • 178.08K Points
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4) What is the chemical name for 'Baking Soda' -

(A) Sodium nitrate
(B) Sodium bicarbonate
(C) Sodium carbonate
(D) Sodium nitrite
Correct Answer - Option (B)

No Explanation found. Add Explanation and get +2 points.

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Ram Sharma • 178.08K Points
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6) What is the max. Water Vapour content in the atmosphere -

(A) 2 to 3 per cent
(B) 4 to 5 per cent
(C) 5 to 6 per cent
(D) 3 to 4 per cent
Correct Answer - Option (D)

No Explanation found. Add Explanation and get +2 points.

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Ram Sharma • 178.08K Points
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7) Who among the following developed Hydrogen Bomb

(A) Edward Teller
(B) Wernher Von Braun
(C) J. Robert Oppen Heimer
(D) Samuel Cohen
Correct Answer - Option (A)

No Explanation found. Add Explanation and get +2 points.

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Ram Sharma • 178.08K Points
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8) The gas involved in Bhopal incident was

(A) Hydrogen sulphide
(B) Methyl chloride
(C) Nitrogen dioxide
(D) Methyl isocyanide
Correct Answer - Option (D)

No Explanation found. Add Explanation and get +2 points.

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