Question

What are the different types of bacteria?

Answer 1

Bacteria:

1. Bacteria are microscopic, relatively simple, prokaryotic organisms whose cells lack a nucleus.
2. They lack cell organelles except for ribosomes.
3. The cell wall is present in bacteria.

Different types of bacteria:

1. Bacillus:

• The shape of the cell is rod-like.
• Example - Bacillus anthracis

2. Coccus:

• The shape of the cell is spherical or ovoid.
• Example- Streptococcus pneumoniae.

3. Vibrio:

• Comma shaped cell shape
• Example- Vibrio cholerae

4. Spirilla:

• The cell shape is spiral or helical
• Example - Helicobacter pylori