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MCQ Questions for class 7 Geography Air

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Below is the Quiz for class 7 Geography chapter Air. You can Tap on the Start Quiz to begin playing the MCQs.

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Total Questions: 10

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Q1. Which gas is plentiful in atmosphere?

  1. Nitrogen
  2. Oxygen
  3. Hydrogen
  4. Carbon dioxide
Answer: Nitrogen

Q2. Which gas is known as the life giving gas?

  1. Nitrogen
  2. Oxygen
  3. Hydrogen
  4. Carbon dioxide
Answer: Oxygen

Q3. Which is the second most plentiful gas in the air?

  1. Nitrogen
  2. Hydrogen
  3. Methane
  4. Oxygen
Answer: Oxygen

Q4. The degree of hotness and coldness of the air is known as ____

  1. Summer
  2. Winter
  3. Temperature
  4. None of the above
Answer: Temperature

Q5. The day to day and hour to hour condition of atmosphere is called _____

  1. Climate
  2. Weather
  3. Season
  4. All of the above
Answer: Weather

Q6. What is insolation?

  1. Solar energy intercepted by the earth
  2. The hot weather
  3. The solar energy created by solar panels
  4. The radioactive material
Answer: Solar energy intercepted by the earth

Q7. What is air pressure?

  1. The pressure exerted by the air in water
  2. The pressure exerted by the humans
  3. The pressure exerted by the clouds
  4. The pressure exerted by the weight of the air.
Answer: The pressure exerted by the weight of the air.

Q8. The trade winds, westerlies and easterlies are called _____ winds.

  1. Permanent winds
  2. Local winds
  3. Seasonal winds
  4. None of the above
Answer: Permanent winds

Q9. These blow only during a particular period of the day or year in a small area.

  1. Permanent winds
  2. Local winds
  3. Seasonal winds
  4. None of the above
Answer: Local winds

Q10. What is humidity?

  1. The sand in the air
  2. The Solar radiation in the air
  3. The molten magma
  4. The moisture in the air
Answer: The moisture in the air

Q11. Which of the following gases protects us from harmful sun rays?

  1. Carbon dioxide
  2. Oxygen
  3. Ozone
  4. Methane
Answer: Ozone

Q12. The most important layer of the atmosphere is ______

  1. Troposphere
  2. Stratosphere
  3. Mesosphere
  4. None
Answer: Troposphere

Q13. Which of the following layers of the atmosphere is free from clouds?

  1. Troposphere
  2. Stratosphere
  3. Mesosphere
  4. Exosphere
Answer: Stratosphere

Q14. As we go up the layers of the atmosphere, the pressure

  1. Increases
  2. Decreases
  3. Both A and B
  4. None of the above
Answer: Decreases

Q15. When precipitation comes down to the earth in the liquid form, it is called ______

  1. Water
  2. Clouds
  3. Snow
  4. Rain
Answer: Rain

Q16. Which layer of the atmosphere protects us from the meteors?

  1. Troposphere
  2. Stratosphere
  3. Mesosphere
  4. Exosphere
Answer: Mesosphere