SATHEE: Biological Classification And System Of Classification Question 147

Biological Classification And System Of Classification Question 147

Question: Which is not help in $ N_2 $ fixation [RPMT 1999]

Options:

A) Anabaena

B) Nostoc

C) Oscillatoria

D) Rhizobium

Show Answer

Answer:

Correct Answer: C

Solution:

They lack heterocyst.

That is why, they can not take part in $ N_2 $ fixation.

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Biological Classification And System Of Classification Question 147

Question: Which is not help in $ N_2 $ fixation [RPMT 1999]

Options:

Answer:

Solution:

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