Question

1)........... has the ability to fix nitrogen.
(a) Virus
(b) Euglena
(c) Rhizobium
(d) Amoeba
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Answer 1

Answer:

(c) Rhizobium

Rhizobium is a bacterium that has the ability to fix nitrogen.

Answer 2

Answer:

D) Amoeba

I do not know this answer correctly ...

Sorry