asked 206k views
3 votes
Which of the following do animals

release back into the ecosystem as
they exhale?
A. carbon dioxide
B. oxygen
C. precipitation
D. hydrogen

asked
User Xlson
by
8.2k points

1 Answer

5 votes

Answer:

Carbon dioxide

Step-by-step explanation:

Living organisms take in oxygen when they inhale and release back carbon dioxide as they exhale

answered
User Claudy
by
7.7k points
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