CBSE Questions for Class 7 Geography Air Quiz 1 - MCQExams.com

The horizontal movement of air is called ________.
  • Wind
  • Storm
  • Cyclone
  • Both A and C
Which of the following is the unit of Atmospheric pressure?
  • Watt
  • Calories
  • Bars
  • Newton
What is the upper part of the atmosphere called?
  • Lithosphere
  • Exosphere
  • Barysphere
  • Hydrosphere
Which of the following gases protects us from harmful sun rays?
  • Carbondioxide
  • Nitrogen
  • Ozone
  • Sulphurdioxide
As we go higher towards the atmosphere, the air becomes _______.
  • Thinner
  • Denser
  • Warmer
  • Visible
Which of the following layers is free from clouds?
  • Exosphere
  • Mesosphere
  • Stratosphere
  • Lithosphere
The characteristic type of rainfall in the equatorial region is
  • cyclonic rainfall
  • convectional rainfall
  • orographic rainfall
  • None of these
The hot and dry local wind blowing in the northern plains in summer is known as
  • Kaal Baisakhi
  • Trade winds
  • Loo
  • Fast track
  • None of these
Cyclones become very destructive in area of Bay of Bengal during early November because of _________.
  • high temperature conditions
  • heavy rainfall
  • low pressure conditions
  • high humditiy conditions
The average temperature of the Earth remains fairly steady as compared to that of the Moon because of the _________.
  • atmosphere
  • lithosphere
  • biosphere
  • hydrosphere
Which one of the following statement is correct?
  • Hydrosphere is ideal for flying jet planes
  • Stratosphere is ideal for flying jet planes
  • Biosphere is ideal for flying jet planes
  • Lithosphere is ideal for flying jet planes
Read the following statements:
i. Ozone is found mostly in the stratosphere
ii. Ozone layer lies 55-75 km above the surface of the earth.
iii. Ozone absorbs ultraviolet radiation from the Sun.
iv. Ozone layer has no significance for life on the earth.
Which set of the statements is correct?
  • i and iii
  • ii and iv
  • ii and iii
  • i and iv
The lower layer of the atmosphere is known as __________.
  • Mesosphere
  • Ionosphere
  • Troposphere
  • Stratosphere
The state of atmosphere over an area at any point of time is known as _____.
  • Weather
  • Cimate
  • Heat
  • Cold

The fifth layer of Earth's atmosphere is __________.
    • Exosphere
    • Mesosphere
    • Thermosphere
    • Troposphere

    The most abundant constituent of dry air in terms of volume is ________.
      • carbon dioxide
      • nitrogen
      • oxygen
      • none of these
      The zone which separates the troposphere from stratosphere is______________.
      • Mesosphere
      • Mesopause
      • Tropopause
      • Stratopause
      The average daily weather for an extended period of time at a certain location is known as
      • Climate
      • Weather
      • Both A and B
      • None of the above
      Which one of the following is generally not considered a major element of weather and climate?
      • Ocean currents
      • Humidity
      • Air temperature
      • Air pressure
      • Wind speed
      Percentage of oxygen in the earth's atmosphere is __________.
      • 21%
      • 78%
      • 20.94%
      • 10%
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