Q. Some of the cyanobacteria blue green algae can fix atmospheric nitrogen in specialised cells called
A) Akinetes
B) Heterocyst
C) Endospores
D) Homocyst
Explanation
Cyanobacteria have chlorophyll-a, similar to green plants and are photosynthetic autotrophs. Some of these organisms can fix atmospheric nitrogen in to specialised cells called heterocysts, $e.g.,$ Nostoc and Anabaena
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.