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प्रश्न
Write True or False.
The ozone layer is harmful to humans and animals.
विकल्प
True
False
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उत्तर
False
Correct statement: The ozone layer is not harmful to humans and animals.
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संबंधित प्रश्न
How does the atmosphere act as a blanket?
How are clouds formed?
How does the average temperature of Earth remain fairly steady?
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.
Fill in the blank:
The ozone layer protects us from the _____________ of the sun.
State any three characteristics of the mesosphere.
Why is the thermosphere important?
This is a picture of a supersonic aircraft.
This layer of the atmosphere is also known to protect living beings from the harmful rays of the sun. How?
Answer the following question briefly:
Name the different layers of atmosphere.
Mountaineers carry oxygen in cylinders when they climb mountains that are more than 5000 m high. What could be the reason for that?
Write the significance of the following gases.
Oxygen __________________
Carbon dioxide __________________
Ozone __________________
All weather changes occur in the Troposphere.
Height of mesosphere which lies after troposphere is
The Limit of Clouds is upto ______.
The part of atmosphere which is consisted of variable gases with uneven composition is called ______.
What are the elements of weather and climate?
Atmosphere is divided into ______ different layers.
Why mountain climbers carry oxygen while climbing?
Analogy:
Weather changes: Troposphere.
Ozone layer: ______.
Why do aircraft usually fly above the troposphere layer?
