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Our ncert solutions for Solutions Chapter 4. Air - Additional Questions With Solutions | Class 7 Geography - Toppers Study is the best material for English Medium students cbse board and other state boards students.

 

Solutions ⇒ Class 7th ⇒ Geography ⇒ Chapter 4. Air

Solutions Chapter 4. Air - Additional Questions With Solutions | Class 7 Geography - Toppers Study

Topper Study classes prepares ncert solutions on practical base problems and comes out with the best result that helps the students and teachers as well as tutors and so many ecademic coaching classes that they need in practical life. Our ncert solutions for Solutions Chapter 4. Air - Additional Questions With Solutions | Class 7 Geography - Toppers Study is the best material for English Medium students cbse board and other state boards students.

Chapter 4. Air

| Additional Questions With Solutions |

Solutions Chapter 4. Air - Additional Questions With Solutions | Class 7 Geography - Toppers Study


Q1. Answer the following questions.
(i) What is atmosphere?
(ii) Which two gases make the bulk of the atmosphere?
(iii) Which gas creates green house effect in the atmosphere?
(iv) What is weather?
(v) Name three types of rainfall?
(vi) What is air pressure?
Q2. Tick the correct answer.
(i) Which of the following gases protects us from harmful sun vays?
(a) Carbon dioxide (b) Nitrogen (c) Ozone
(ii) The most important layer of the atmosphere is
(a) Troposphere (b) Thermosphere (c) Mesosphere
(iii) Which of the following layers of the atmosphere is free from clouds?
(a) Troposphere (b) Stratosphere (c) Mesosphere
(iv) As we go up the layers of the atmosphere, the pressure
(a) Increases (b) Decreases (c) Remains the same
(v) When precipitation comes down to the earth in the liquid form,
it is called
(a) Cloud (b) Rain (c) Snow
Q3. Match the following.
(i) Trade Winds (a) Incoming solar energy
(ii) Loo (b) Seasonal wind
(iii) Monsoon (c) Horizontal movement of Air
(iv) Wind (d) Layer of ozone gas
(e) Permanent wind
(f) Local wind
Q4. Give reasons.
(i) Wet clothes take longer time to dry on a humid day?
(ii) Amount of insolation decreases from equator towards poles?

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