Answer:
I think its photosynthesis because its converts carbon dioxide. Also some plants use it too.
Explanation:
As you increase exercise and muscle activity, your heart rates increases. That is one feedback mechanism. Your heart delivers oxygen and nutrients to your muscle and other parts of the body quicker.
Answer:
It doesn't really matter either way they prolly going to shoot up a school. :/
Explanation:
Answer:
Answer: B: allowing a forest to grow wildly
Explanation:
The other ones (A & C) Have Human interaction, B explains that you are leaving the Environment alone, not building anything, not cutting anything, but letting nature take its course.
Evaporation of water from the oceans.