Class IX

On moon the temperature ranges from -190° C to 110° C. This is due to
  1. No water bodies present
  2. Water bodies present
  3. No bio geo chemical cycle
  4. No atmosphere
In the atmosphere, the layer above the troposphere is _____.
  1. Stratosphere
  2. Exosphere
  3. Mesosphere
  4. Thermosphere
Life cannot sustain on Mars and Venus because major component in atmosphere is
  1. Oxygen
  2. Carbon dioxide
  3. Nitrogen
  4. Ozone
Which of the following is a renewable resource?
  1. Soil
  2. Water
  3. Flora and fauna
  4. All the above
On moon the temperature ranges from -190° C to 110° C. This is due to
  1. No water bodies present
  2. Water bodies present
  3. No bio geo chemical cycle
  4. No atmosphere
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