Civil Services Kerala (കേരളം) PSC KAS Prelims Test Series 2025 General Knowledge Geography (World Geography) Climatology
With reference to the Earth's atmosphere, which one of the following statements is correct?
1
The total amount of insolation received at the equator is roughly about 10 times of that received at the poles.
2
Infrared rays constitute roughly two-thirds of insolation.
3
Infrared waves are largely absorbed by water vapour that is concentrated in the lower atmosphere.
4
Infrared waves are a part of visible spectrum of electromagnetic waves of solar radiation.