Everyday Science MCQs

5120 MCQs  (Page 232 of 512)

Attempt Everyday Science MCQs Quiz
Alpha (α) particles are helium (He) nucleus with a charge of __________ ?
A. E
B. 2e
C. 3e
D. 4e
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Elements which emit natural radioactivity are known as __________ ?
A. Radio elements
B. Active elements
C. Radioactive elements
D. Nuclear elements
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A helium nucleus comprising of two protons and two neutrons with a charge of 2e is _________ ?
A. Beta particle
B. Gamma particle
C. Alpha particle
D. Negative particle
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In SI base units, 1 Bq is equal to __________ ?
A. 10 disintegration per second
B. 1.5 disintegration per second
C. 0.01 disintegration per second
D. 1 disintegration per second
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Places where the temperature of air is below freezing point of the water, the precipitation will be in the form of __________ ?
A. Snow
B. Lightning
C. Hailstorms
D. Thunders
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Places where the temperature of air is above freezing point of the water, the precipitation will be in the form of ________ ?
A. Hailstorms
B. Thunders
C. Rain
D. Lightning
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Vernal equinox of northern hemisphere in March marks season of __________ ?
A. Spring
B. Summer
C. Winter
D. Autumn
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Example of gas having monoatomic molecules is ___________ ?
A. Nitrogen
D. Nydrogen
C. Neon and argon
D. Oxygen and nitrogen
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Which part of the body is attacked by “Gingivitis” disease?
A. Eyes
B. Nails
C. Gums
D. Nostrils
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Chromatography is used to separate _________ ?
A. Solution
B. Mixtures
C. Molecules
D. Atoms
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Word of the Day
24 Jul
Untenable
(especially of a position or view) not able to be maintained or defended against attack or objection.
ناقابل مدافعت، غیر مستحکم، جو دلیل سے ثابت نہ ہو سکے

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