Question

Why is cyanobacteria called photosynthetic autotrophic bacteria?

Answer 1

Cyanobacteria:

1. Blue-Green Algae are a form of photosynthetic bacteria that can be single cells or colonies and are also known as Cyanobacteria.
2. They form blooms in polluted water bodies.
3. Chlorophyll a, a green pigment, is the only kind of chlorophyll found in cyanobacteria.
4. They also include colors such as carotenoids and phycobilin.
5. Example: - Anabaena and Nostoc.

The reason why is cyanobacteria called photosynthetic autotrophic bacteria:

Because the cyanobacteria blue-green algae have chlorophyll ‘a’ similar to green plants thus they are known as photosynthetic autotrophic bacteria.