5. Acid rain is caused due to
a. oxides of sulphur
b. oxides of nitrogen
c. oxides of sulphur and nitrogen
d. oxides of carbon
. Which of these help in absorbing UV rays?
a. Water vapour
b. Ozone
c. Chlorofluorocarbons
d. Oxygen
Answers
Answered by
1
Answer:
A.is the correct answer
Explanation:
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Answered by
0
Answer:
1.c is correct answer
2.b is correct answer
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