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16 votes
Which of the following is the main cause of acid rain?

water vapor
photosynthesis
ozone depletion
smog

User Redwarp
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2 Answers

9 votes

Answer:

Photosynthesis

Step-by-step explanation:

I had it on a quiz.

User Deep Verma
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11 votes

Answer:

photosynthesis

Step-by-step explanation:

User Darqer
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