PREVIOUS YEAR QUESTIONS (PRELIMS)
Q.1 ) Which one of the following statements with regard to greenhouse effect is correct? (CAPF/2024)
A. It can take place inside a glass chamber where no radiation can pass into it or pass back through it
B. It can take place inside a glass chamber where long wavelength infrared radiation can pass through into it and short wavelength infrared radiation cannot pass back through it
C. It can take place inside a glass chamber where short wavelength infrared radiation can pass through into it and long wavelength infrared radiation cannot pass back through it
D. It can take place inside a glass chamber where all infrared radiation can pass into it or pass back through it
Answer: C
Q.2) Radiations coming from the Sun are mostly in the form of? (NDA-II/2019)
A. light only
B. light and long-wavelength infrared
C. light and short-wavelength infrared
D. both short and long-wavelength infrared
Answer: C
Q.3) Statement I: Global warming signifies the rise in global surface temperature.
Statement II: The increase of concentration of greenhouse gases in the atmosphere causes the rise in global surface temperature. (CDS-II/2017)
A. Both the statements are individually true and Statement II is the correct explanation of Statement I
B. Both the statements are individually true but Statement II is not the correct explanation of Statement I
C. Statement I is true but Statement II is false
D. Statement I is false but Statement II is true
Answer: A