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By removing carbon dioxide from atmosphere, the forests stop the level of carbon dioxide in the atmosphere from rising too high. It prevents the harmful ultra-violet rays of the Sun from reaching the Earth’s surface. Teachers’ responses to children’s behavior will help to set the tone of the class environment. Explain the main features of the atmosphere. are solved by group of students and teacher of Class 7, which is also the largest student community of Class 7. 2. 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 importance of atmosphere of the earth are:- => The presence of the atmosphere plays a significant role in the water cycle. First, we need to understand the other layers of the atmosphere starting from the Earth’s surface. Vapor evaporates out of oceans, condenses as it cools and falls as rain, providing life-giving moisture to otherwise dry areas of the continents. Answer: Importance of atmosphere 1. Earth’s atmosphere is about 300 miles thick. Question 1. The atmosphere also serves an important purpose as a medium for the movement of water. The atmosphere is also very important for plants because it contains a small amount of carbon dioxide. class 7 social science 2 See answers Arslankincsem Arslankincsem An atmosphere is the thin blanket of air that surrounds the surface of the Earth. 3. NCERT Solutions For Class 7 Geography Social Science Chapter 4 Air. It protects us from the harmful radiations of the Earth. It … Above this surface to about 7 miles above there is the troposphere. ... Troposphere: This is the most important layer of the atmosphere with an average height of 13 km from the earth. Lots of factors are related to a positive classroom atmosphere, one important factor is how teachers respond to children’s behavior. Without the atmosphere, Earth would look a lot more like the Moon. Look out below! 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. Next to it there is the stratosphere, where airplanes fly. Let’s consider some of the reasons we are lucky to have an atmosphere. Atmosphere is the envelope of gas which surrounds any celestial body. 8. Much of what makes Earth exceptional depends on the atmosphere. The Questions and Answers of describe the importance of lithosphere, hydrosphere and atmosphere to humans Related: NCERT Solutions - Environment? Q14: List three importance of atmosphere. This is very important because carbon dioxide is a greenhouse gas which absorbs heat rays. * * * The second layer of the atmosphere is the… The stratosphere goes from 16km to 50 km. Another really important thing that the atmosphere does is to protect us from objects coming toward the earth from outer space. Closely related to temperature regulation, the atmosphere also gives us weather. Plant life. The temperature goes up with altitude. (i) What is atmosphere? Layers of the Atmosphere. 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. Most jets fly in this layer. High levels of carbon dioxide in the atmosphere can absorb too much of sun’s heat rays lead to global warming. The protective ozone is at the bottom of the stratosphere (It protects us from the ultraviolet radiation of the sun.) Indispensable for Life of Earth. 7. Answer the following questions briefly. The atmosphere prevents the Earth from becoming too hot during the day or too cold during the night. 9. 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