What prevents the earth’s atmosphere from drifting away into space...? Mcqs

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What prevents the earth’s atmosphere from drifting away into space...?

(A) Gravity
(B) Ozone layer

(C) Troposphere
(D) Ecosystem

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Latest MCQs

Wireless transmission can be done via _____________...?

(A) A Infrared waves
(B) Radio waves

(C) Microwaves
(D) All of these

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Latest MCQs

The type of reproduction which is necessary for evolution is _____...?

(A) Vegetative propagation
(B) Fragmentation

(C) Sexual reproduction
(D) Cloning

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Latest MCQs

Speed of sound in air is _______km/h...?

(A) 1347
(B) 243

(C) 1235
(D) 1495

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Latest MCQs

The change from liquid to solid, or the reverse of melting, is called...?

(A) Melting
(B) Freezing

(C) Evaporation
(D) Condensation

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Latest MCQs

Which of the following statements is incorrect about Cycas...?

(A) Cycas plants are gymnosperms.
(B) Cycas leaves are pinnately compound.

(C) Cycas have vessel elements in their xylem.
(D) Cycas produce seeds but do not form flowers.

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Latest MCQs

The sky appears blue because the earth’s atmosphere __________...?

(A) Scatters blue light
(B) Reflects blue light

(C) Transmits blue light
(D) Has actual blue cover

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Latest MCQs

How many calories are there in 1 gram of carbohydrate...?

(A) 2
(B) 2

(C) 4
(D) 10.25

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Latest MCQs

What was the first planet to be discovered using a telescope...?

(A) Uranus
(B) Jupiter

(C) Venus
(D) Mercury

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The part of brain involved in balance and precision in movements is: __________...?

(A) Cerebrum
(B) Cerebellum

(C) Thalamus
(D) Medulla oblongata

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