Biological Classification And System Of Classification Question 59

Question: Nostoc is known to perform [MP PMT 2001]

Options:

A) Only photosynthesis

B) Photosynthesis and nitrogen fixation simultaneously

C) Only nitrogen fixation

D) Either photosynthesis or nitrogen fixation at a time

Show Answer

Answer:

Correct Answer: B

Solution:

Because they have photosynthetic lamellae for photosynthesis and heterocyst for $ N_2 $ -fixation.