Advertisements
Advertisements
प्रश्न
Write the significance of the following gases.
Oxygen __________________
Carbon dioxide __________________
Ozone __________________
Advertisements
उत्तर
Oxygen – makes life possible on the Earth.
Carbon dioxide – helps to retain warmth on the Earth.
Ozone – protects our earth from ultraviolet rays.
APPEARS IN
संबंधित प्रश्न
How is our atmosphere different from the atmospheres on Venus and Mars?
How are clouds formed?
Explain the importance of carbon dioxide for (a) photosynthesis (b) warming the earth’s environment. State what would happen if excess carbon dioxide as a pollutant is released into the atmosphere.
Collect rainfall data from the website of the Indian Meteorological Department (IMD) for Mumbai, Chennai, Delhi, and Kolkata and discuss how rainfall patterns have changed in the last 5 years.
State whether the following is true or false.
The earth’s atmosphere contains 99 per cent oxygen, which is essential for life.
State whether the following is true or false.
The stratosphere extends from the top of the troposphere up to 80 km above the surface of the earth.
Write True or False.
Ozone is found in the troposphere.
Explain the significance of the earth’s atmosphere.
In your notebooks, draw a diagram showing the layers of the atmosphere. Mark clearly the ozone layer, the height at which a jet plane can fly and also the height up to which birds can fly.
Make a collage using pictures or a chart to show the various causes and consequences of global warming.
What is known as troposphere?
State whether the following sentence is true (T) or false (F).
The atmosphere is composed mainly of nitrogen and oxygen.
______ reflects radio waves.
All types of clouds are found in the ______.
If there is no atmosphere, what will be the condition of the earth?
What is atmosphere?
The part of atmosphere which is consisted of variable gases with uneven composition is called ______.
The uppermost layer of the atmosphere is ______.
