Answer:
i would love to help you, but all of the answers are on the map...
Explanation:
:)
The answer is C) Ecological niches become available for organisms to evolve into by adaptive radiation
Answer:
Bacteria play a central role
Explanation:
Nitrogen-fixing bacteria, which convert atmospheric nitrogen to nitrates. Bacteria of decay, which convert decaying nitrogen waste to ammonia. Nitrifying bacteria, which convert ammonia to nitrates/nitrites.
