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Nostoc fixes nitrogen in the symbiotic a...

Nostoc fixes nitrogen in the symbiotic association of the following
1. Alnus
2. Gunnera
3. Anthoceros
4. Casuarina.
The correct combination is

A

1 and 2

B

1 and 3

C

1 and 4

D

2 and 3.

Text Solution

Verified by Experts

The correct Answer is:
D
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