1. Which gas is found most in the atmosphere
Answer: Nitrogen
2. The most permanent element of the atmosphere is
Answer: Water Vapour
3. Earth’s atmosphere is heated by
Answer: Radiation
4. Which inert gas is highest in the atmosphere
Answer: Argon
5. Which gas is responsible for the greenhouse effect
Answer: Carbon dioxide (CO2)
6. Which gases protect us from scorching sun’s strong rays
Answer: Ozone
7. By absorption of reflected infrared radiation from the ground surface – what is the action of increasing temperature in the ground atmosphere?
Answer: Green House Effect
8. What is the amount of nitrogen in the atmosphere
Answer: 78%
9. What is the average height above the surface of the troposphere?
Answer: 14 km
10. Which circle is also called convection
Answer: Troposphere
11. Where is the highest density of Earth’s atmosphere
Answer: In the troposphere
12. What causes daily weather changes in the atmosphere
Answer: Due to troposphere
13. Where is the ozone layer located
Answer: Stratosphere
14. What is the function of ozone layer in the stratosphere?
Answer: Preventing ultraviolet radiation on the ground floor
15. Which part of the Earth does the long radio wave reflect
Answer: From ion board
16. Which chemical causes the depletion of ozone levels in the atmosphere
Answer: Chloro-fluorocarbon
17. Which part of the atmosphere contains 90% of the total amount of water vapor
Answer: In the troposphere
18. Which part of the atmosphere is a part of the chemistry
Answer: Ozone division
19. Which board is suitable for flying airplanes
Answer: Stratosphere
20. What is called the lower layer of the atmosphere.
Answer: Troposphere
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