Biological Classification And System Of Classification Question 48

Question: The following micro-organisms have the property of photosynthesis as well as nitrogen fixation

Options:

A) Azotobacter

B) Rhizobium

C) Cyanobacteria

D) Clostridium

Show Answer

Answer:

Correct Answer: C

Solution:

Because they have heterocyst for nitrogen fixation and chlorophyll for photosynthesis.