Question

1. Following are the man-made sources of greenhouse gases in the atmosphere. Select the
sources for different greenhouse gases (Each source can be selected only once)
Crop farming using chemical fertilizers
Emissions of vehicles
using aerosol sprays
Vehicles running on CNG
farmers keeping cattle
Refrigeration
Burningof fossil fuels
Fill in the blanks
Human source
Greenhouse gas
CO2
methane
CFCs
N20​

Answer 1

Answer:

co2 is produced by burning of fossil fuel

methane is produced by farmer keeping cattles burning of fossil fuel i

CFC is produced by using aerosol spray refrigeration