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प्रश्न
Write the significance of the following gases.
Oxygen __________________
Carbon dioxide __________________
Ozone __________________
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उत्तर
Oxygen – makes life possible on the Earth.
Carbon dioxide – helps to retain warmth on the Earth.
Ozone – protects our earth from ultraviolet rays.
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संबंधित प्रश्न
Explain in brief the different layers of the atmosphere and the basic functions of the main layers.
We often leave the lights switched on and fans running when we are not in the room. We switch on the air-conditioning even though we don’t really need it. We insist on being dropped to school in the car every day. Thus, we waste valuable energy which is generally produced by burning coal and petroleum. As you know, the burning of these fuels release gases that pollute the atmosphere.
Make a list of the similar things that we do without realizing that we are destroying the environment. Think of the ways that we can behave differently.
Write True or False.
Ozone is found in the troposphere.
Name the important gases that are found in the atmosphere.
Name different layers of atmosphere. Describe the important characteristics of each layer.
What is an important feature of Stratosphere?
Give an account of the different layers of the atmosphere.
What are clouds made of?
When is World Environment Day Celebrated?
World Meteorological Day.
__________ is the great circle at the centre of the earth.
The upper limit of the troposphere is called as ______.
The Limit of Clouds is upto ______.
The part of atmosphere which is consisted of variable gases with uneven composition is called ______.
What is Magnetosphere?
Why is Heterosphere called so?
Atmospheric layer important for human beings is ______.
A ______ shows the direction in which the air is moving at a particular place.
Choose the correct sequences
An increase in carbon dioxide content in the atmosphere would not cause
