Second highest layer of Earth's atmosphere is _______...? Mcqs

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Second highest layer of Earth's atmosphere is _______...?

(A) Troposphere
(B) Stratosphere

(C) Mesosphere
(D) Thermosphere

Latest MCQs

The lowest temperature ever recorded on the Earth is...?

(A) –89.2 °C
(B) –86.2 °C

(C) –83.2 °C
(D) –92.2 °C

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Who came up with three laws of motion...?

(A) Galileo
(B) Albert Einstein

(C) Issac Newton
(D) Hubble

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Which process is used for purifying a solid...?

(A) Sublimation
(B) Distillation

(C) Filtration
(D) Crystallization

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Barcode reader is a device ____...?

(A) Input
(B) Output

(C) Display
(D) Storage

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Brass gets discoloured in air because of the presence of which of the following gases in air ________ ...?

(A) Carbon dioxide
(B) Oxygen

(C) Nitrogen
(D) Hydrogen sulphide

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Thermal energy transfer required to change a liquid into gas without changing its temperature is called...?

(A) Latent heat of freezing
(B) Latent heat of vaporization

(C) Latent heat of boiling
(D) Latent heat of melting

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_________ is anything that takes up space and has mass....?

(A) Matter
(B) Gravity

(C) Energy
(D) Plasma

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One atmospheric pressure is equal to _____...?

(A) 10325 Pascal
(B) 106075 Pascal

(C) 10523 Pascal
(D) 101325 Pascal

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The earth rotates on its axis. It completes one rotation in...?

(A) 36 hours
(B) 24 hours

(C) 12 hours
(D) 48 hours

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