Environment and Ecology
2019
Environmental Pollution
Climate Change
UPSC Practice Question

Consider the following:

  1. Carbon monoxide
  2. Methane
  3. Ozone
  4. Sulphur dioxide

Which of the above are released into atmosphere due to the burning of crop/biomass residue?

D.1, 2, 3 and 4
A.1 and 2 only
C.1 and 4 ‘only
B.2, 3 and 4 only