10 Questions
Which layer of the atmosphere is most important for weather phenomena like rainfall and fog?
Troposphere
Which layer of the atmosphere contains a layer of ozone gas that protects us from harmful sun rays?
Stratosphere
What is defined as the pressure exerted by the weight of air on the earth's surface?
Air Pressure
What type of area is associated with high pressure in terms of weather conditions?
Clear and sunny skies
What is the typical movement of air in relation to air pressure areas?
Downward from high pressure to low pressure areas
What is the composition of the Earth's atmosphere primarily made up of?
Nitrogen
Which gas in the atmosphere is essential for plants but needs to be converted by bacteria before plants can use it?
Nitrogen
How do green plants contribute to the oxygen content in the air?
By producing oxygen during photosynthesis
What happens when there is an increased volume of carbon dioxide in the atmosphere due to burning fuels like coal and oil?
Affects the earth's weather and climate
Which gas is present in the atmosphere in lesser quantities compared to nitrogen and oxygen, but still plays a role in the atmosphere's composition?
Argon
Explore study material and notes for Chapter 4 'Air' in 7th grade Geography. Learn about the atmosphere, its composition including nitrogen, oxygen, carbon dioxide, and other gases, as well as its role in providing us the air we breathe and protecting us from the sun's rays.
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