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Science MCQ Questions with answers

Here Important Science MCQ questions are added which are frequently asked in almost all the examinations. You can check the correct answer of any question on clicking the show answer button or on option itself. The Correct answer will be displayed below. You can share any question with your friends on whatsapp by tapping whatsapp button.

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Q) Chlorophyll is a naturally occurring chelate compound in which central metal is

(A) Calcium
(B) Magnesium
(C) Iron
(D) Copper
Correct Answer - Option (B)

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

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Q) Washing soda is the common name for

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

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

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Q) The yellow colour of human urine is due to a pigment called?

(A) Urochrome
(B) Cytochrome
(C) Haemochrome
(D) Phenalichrome
Correct Answer - Option (A)

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

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Q) The boiling point of water decreases at highest altitudes due to

(A) Low atmospheric pressure
(B) Low temperature
(C) High temperature
(D) High atmospheric pressure
Correct Answer - Option (A)

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

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Q) The ratio of the mean value over half cycle of the r.m.s. value of an AC of :

(A) √2π
(B) √2:1
(C) 2√2
(D) 2:π
Correct Answer - Option (C)

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

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