Multiple Choice
Nitrogen-fixing bacteria convert ____ to ____,which is a form of nitrogen that plants can use.
A) nitrogen gas; ammonia
B) ammonia; nitrogen gas
C) nitrogen gas; nitrates
D) nitrogen gas; nitrites
E) ammonia; nitrates
Correct Answer:

Verified
Correct Answer:
Verified
Q59: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB2278/.jpg" alt=" Figure 28.12
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Q69: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB2278/.jpg" alt=" Figure 28.2