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प्रश्न
Fill in the blank
______ per cent of the atmosphere is made of nitrogen.
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उत्तर
78% per cent of the atmosphere is made of nitrogen.
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संबंधित प्रश्न
What is atmosphere?
Explain in brief the different layers of the atmosphere and the basic functions of the main layers.
Fill in the blank
The rate at which the temperature drops in the ____________ is 1°C per 165 metres.
Fill in the blank
The _________________ is the layer of the atmosphere that help in radio transmission.
Choose the correct answer.
This layer of the atmosphere has the lowest temperature.
How is the atmosphere kept in place around the earth?
What is the difference between the troposphere and the tropopause?
How is the presence of the ozone layer essential to preserve life on earth?
Imagine that you are an active member of Greenpeace. Write a two-page appeal addressed to the Prime Minister of India stating why you think that increasing the number of vehicles on roads will be disastrous to the nation in the long run.
Answer the following question briefly:
Name the different layers of atmosphere.
Tick the correct answer:
The major constituent of atmosphere by percent is ____________
______ reflects radio waves.
Write the significance of the following gases.
Oxygen __________________
Carbon dioxide __________________
Ozone __________________
The study of weather is called ___________.
There is cut-off signal when NASA rocket reaches in the region of ______.
The part of atmosphere which is consisted of variable gases with uneven composition is called ______.
Atmosphere is composed of ______ nitrogen.
______ is the lowest layer of the atmosphere.
The ozone layer protects all life on earth from the harmful ______ rays of the sun.
