Question

1. The gases in our atmosphere that insulate Earth cause ____________.
(1 point)
the greenhouse effect
chlorofluorocarbons
pollutants from fossil fuel combustion
solar radiation
2. Ozone depletion is caused by_______________, while global warming is caused by increasing quantities of _________________. (1 point)
carbon dioxide ; CFCs
methane; nitrous oxides
water vapor; fertilizers
CFCs; carbon dioxide
3. Which of the following contributes to water pollution? (1 point)
chemical pesticides sprayed on farmland
algae blooms
both a and b
neither a or b

Answer 1

a
d
c
a

Answer 2

a d c

I did this!!!