Ask Question
16 May, 07:39

Why is the nitrogen cycle considered a closed system?

A.

because nitrogen is fixed by bacteria and assimilated by plants

B.

because nitrogen neither enters nor leaves the system

C.

because nitrogen is converted into nitrates and ammonia

D.

because nitrogen is created by bacteria and destroyed by plants

+2
Answers (2)
  1. 16 May, 08:20
    0
    B nitrogen stays in order so it can't change movement
  2. 16 May, 09:06
    0
    B

    Explanation:

    I did it and it is B
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “Why is the nitrogen cycle considered a closed system? A. because nitrogen is fixed by bacteria and assimilated by plants B. because ...” in 📘 Physics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers