GyanGramQuestion
Consider the following:
1. Carbon monoxide
2. Methane
3. Ozone
4. Sulphur dioxide
Which of the above are released into the atmosphere due to the burning of crop/biomass residue?
PRELIMS 2019 · ENVIRONMENT
Consider the following: 1. Carbon monoxide 2. Methane 3. Ozone 4. Sulphur dioxide Which o…
Attempt this previous-year question. The correct option stays hidden until you choose.
Pick an option to check yourself.
• Correct Answer: D
• Crop residue burning releases CO from incomplete combustion, CH4 from smoldering, SO2 from sulphur oxidation, and precursor gases (NOx, VOCs) that form tropospheric ozone.
• All four pollutants are emitted during biomass burning.
• All statements are correct.
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