AnswersPT-GSE Environmental Science B-IC – 81Lesson 7: Succession and ExtinctionQuestion 10
10
QuizMultiple Choice

Lesson 7: Succession and Extinction

Question 10 • PT-GSE Environmental Science B-IC – 81

Why are bacteria needed in the nitrogen cycle?

Answer
A
Other living things cannot use atmospheric nitrogen.
B
Other living things cannot use the nitrogen in plants.
C
Bacteria are the main nitrogen reservoir.
D
Bacteria convert nitrogen gas into oxygen.
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