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Air - structure and composition

Authored by Ashwin Sathish Kumar

Social Studies

7th Grade

Used 16+ times

Air - structure and composition
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14 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The word Atmosphere is derived from the Greek words

Atmos and Vapour

Atmos and Sphere

Atmos and Spaira

Spira and vapour

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Mixture of several gases form our

Earth

Atmosphere

Photonic Plate

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The percentage of nitrogen in the atmosphere is

21%

0.01%

10%

78%

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The uppermost layer of the Atmosphere is called

Thermosphere

Troposphere

Exosphere

Stratosphere

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ozone is concentrated in the lower part of

Exosphere

Stratosphere

Thermosphere

Tropopause

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The ............................... layer is also known as Ozonosphere

Troposphere

Stratosphere

Mesosphere

Exosphere

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ozone layer protect us from the .......................... rays

Tropopause

Ionosphere

Ultraviolet

Moon

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