If there was no CO₂ in earth’s atmosphere, temperature of earth’s surface would be

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11.Organisms and Populations

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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

(AIPMT-1998)

Solution

(b)$C{O_2}$layer around earth surface acts as insulator and does not allow heat of the earth to escape into space thus keep the earth surface warm.

Standard 12

Biology

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