9. It facilitates the formation of clouds which remains suspended until they are heavy enough to pour down on the earth as rain,hail or snow. (i) What is atmosphere? The atmosphere prevents the Earth from becoming too hot during the day or too cold during the night. It … By removing carbon dioxide from atmosphere, the forests stop the level of carbon dioxide in the atmosphere from rising too high. Question 1. Answer: Importance of atmosphere 1. 7. This layer extends from 7 miles to 20 miles above the surface. Q14: List three importance of atmosphere. Teachers’ responses to children’s behavior will help to set the tone of the class environment. Plant life. Let’s consider some of the reasons we are lucky to have an atmosphere. Another really important thing that the atmosphere does is to protect us from objects coming toward the earth from outer space. It prevents the harmful ultra-violet rays of the Sun from reaching the Earth’s surface. Closely related to temperature regulation, the atmosphere also gives us weather. Without the atmosphere, Earth would look a lot more like the Moon. The importance of atmosphere of the earth are:- => The presence of the atmosphere plays a significant role in the water cycle. The temperature goes up with altitude. NCERT 7th Class (CBSE) Social Science: The Atmosphere - Short / Long Answers, Multiple choice questions for NCERT 7th Class (CBSE) Social Science: The Atmosphere - Green plants give out oxygen during photosynthesis. Explain the main features of the atmosphere. Earth’s atmosphere is about 300 miles thick. This is very important because carbon dioxide is a greenhouse gas which absorbs heat rays. Class 7 Geography Solved Q&A Environment Inside Our Earth Our Changing Earth Air Water Natural Vegetation Human Environment Settlement, Transport and Communication Human Environment Interactions The tropical and the subtropical region Life In The Temperate Grass Land Life In The Desert The protective ozone is at the bottom of the stratosphere (It protects us from the ultraviolet radiation of the sun.) 2. ... Troposphere: This is the most important layer of the atmosphere with an average height of 13 km from the earth. Layers of the Atmosphere. Vapor evaporates out of oceans, condenses as it cools and falls as rain, providing life-giving moisture to otherwise dry areas of the continents. Next to it there is the stratosphere, where airplanes fly. NCERT Solutions For Class 7 Geography Social Science Chapter 4 Air. The Questions and Answers of describe the importance of lithosphere, hydrosphere and atmosphere to humans Related: NCERT Solutions - Environment? Most jets fly in this layer. The atmosphere also serves an important purpose as a medium for the movement of water. Answer the following questions briefly. Much of what makes Earth exceptional depends on the atmosphere. * * * The second layer of the atmosphere is the… The stratosphere goes from 16km to 50 km. Atmosphere is the envelope of gas which surrounds any celestial body. Indispensable for Life of Earth. 8. Look out below! Lots of factors are related to a positive classroom atmosphere, one important factor is how teachers respond to children’s behavior. Above this surface to about 7 miles above there is the troposphere. It protects us from the harmful radiations of the Earth. 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