Air Class 7 Quiz

Air Class 7 Quiz Question with Answer

Air Class 7 Quiz Question with Answer. CBSE Class 7 Geography Lesson 4 Mock Test.

Question:- (1) Earth is surrounded by a large blanket of air called

(a) Hydrosphere

(b) Lithosphere

(c) Atmosphere

(d) All of above

Answer:- (c) Atmosphere.

Question:- (2) Which gases make up the bulk of the atmosphere?

(a) Carbon dioxide & Hydrogen

(b) Nitrogen & Oxygen

(c) Helium and Ozone

(d) Hydrogen and Oxygen

Answer:- (b) Nitrogen & Oxygen.

Question:- (3) Which is the most plentiful gas in the air?

(a) Nitrogen

(b) Oxygen

(c) Hydrogen

(d) Carbone dioxide

Answer:- (a) Nitrogen.

Question:- (4) Which is used by green plants to make their food?

(a) Oxygen

(b) Hydrogen

(c) Nitrogen

(d) Carbon dioxide.

Answer:- (d) Carbon dioxide.

Question:- (5) Which layer is the most important layer of the atmosphere?

(a) Troposphere

(b) Thermosphere

(c) Exosphere

(d) Mesosphere

Answer:- (a) Troposphere.

Question:- (6) Which layer lies above the troposphere?

(a) Thermosphere

(b) Exosphere

(c) Stratosphere

(d) Mesosphere

Answer:- (c) Stratosphere.

Question:- (7) In which layer the phenomena like rainfall, fog and hailstorm Occur?

(a) Stratosphere

(b) Troposphere

(c) Exosphere

(d) Mesosphere

Answer:- (b) Troposphere.


In case you are missed :- Previous Chapter MCQ Questions


Question:- (8) In which layer the temperature rise very rapidly with increasing height.

(a) Thermosphere

(b) Mesosphere

(c) Stratosphere

(d) Exosphere

Answer:- (a) Thermosphere.

Question:- (9) Ionosphere is a part of which layer?

(a) Stratosphere

(b) Exosphere

(c) Troposphere

(d) Thermosphere

Answer:- (d) Thermosphere.

Question:- (10) Which is the upper most layer of the atmosphere?

(a) Stratosphere

(b) Exosphere

(c) Troposphere

(d) Thermosphere

Answer:- (b) Exosphere.

Question:- (11) The degree of hotness and of the air is known as —

(a) Temperature

(b) Insulation

(c) Climate

(d) None of these

Answer:- (a) Temperature.

Question:- (12) Which is an important factor that influence the distribution of temperature?

(a) Air

(b) Rain

(c) Insolation

(d) All of these

Answer:- (c) Insolation.

Question:- (13) Which is the standard unit of measuring temperature?

(a) Degree Celsius

(b) Kelvin

(c) Fahrenheit

(d) All of these

Answer:- (a) Degree Celsius.

Question:- (14) The movement of air from high pressure area to low pressure areas is called

(a) Air pressure

(b) Wind

(c) Cyclone

(d) All of above

Answer:- (b) Wind.

Question:- (15) — is very important for the survival of plants and animals

(a) Rainfall

(b) Air

(c) Moisture

(d) None of these

Answer:- (a) Rainfall.

In case you are missed :- Next Chapter MCQ Questions

Updated: April 10, 2023 — 1:55 pm

Leave a Reply

Your email address will not be published. Required fields are marked *