Everyday Science MCQs

5120 MCQs  (Page 442 of 512)

Attempt Everyday Science MCQs Quiz
pH value of water is _________?
A. 5
B. 5-6
C. 8.7-10.5
D. 6.5-8.5
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pH value of Blood or Red Blood Cells ?
A. 5
B. 6
C. 7.35-7.45
D. 8-10
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1 tonne = _____ kg?
A. 100
B. 400
C. 1000
D. 4000
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Which of the following is a tissue?
A. Blood
B. Lungs
C. Kidney
D. Pancreas
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Which of the gas is not known as green house gas?
A. Methane
B. Nitrous oxide
C. Carbon dioxide
D. Hydrogen
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The gases used in different types of welding would include:__________?
A. Oxygen and hydrogen
B. Oxygen, hydrogen, acetylene and nitrogen
C. Oxygen, acetylene and argon
D. Oxygen and acetylene
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Potassium nitrate is used in__________?
A. Medicine
B. Fertilizer
C. Salt
D. Glass
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Which metal pollute the air of a big city?
A. Copper
B. Chromium
C. Lead
D. Cadmium
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The color which we see when our eyes are closed?
A. Black
B. Grey
C. Eigengrau
D. None of these
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Pure limestone is called _______?
A. Aluminum oxide
B. Calcium carbonate
C. Calcium sulphate
D. None of these
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Word of the Day
28 Jul
Fragile
(of an object) easily broken or damaged.
نازک، کاغذی، آسانی سے ٹوٹ جانیوالا

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