If there was no $CO_2$ in the earth's atmosphere,the temperature of earth's surface would be

  • A
    Same as present
  • B
    Less than the present
  • C
    Higher than the present
  • D
    Dependent on the amount of oxygen in the atmosphere

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Choose the correct option for the proportion of various greenhouse gases contributing to global warming.

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What kind of radiations are represented by $P$ in the given figure?

Greenhouse effect is primarily due to the presence of:

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