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What process adds carbon dioxide to the air?

nitrogen cycle
water cycle
respiration
photosynthesis

2 Answers

5 votes

Answer:

la respiraciĆ³n

Step-by-step explanation:

User Mif
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3 votes

Answer:

Respiration

Step-by-step explanation:

Photosynthesis removes carbon dioxide.

Nitrogen cycle deals with nitrogen, not carbon.

Water cycle deals with water, not carbon.

User Taha Malik
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