Question

How are bacteria classified on the basis of their shape

Answer 1

Answer:

Bacteria. ... Bacteria are classified into five groups according to their basic shapes: spherical (cocci), rod (bacilli), spiral (spirilla), comma (vibrios) or corkscrew (spirochaetes). They can exist as single cells, in pairs, chains or clusters....

Bacteria and Archaea are classified by direct examination with the light microscope according to their morphology and arrangement. The basic morphologies are spheres (coccus) and round-ended cylinders (bacillus).

Answer 2

Types of bacteria:

• Bacteria are classified into three types based on morphology and shape;

• Coccus

• Bacillus

• Spiral

• A coccus is any bacterium that has a mainly spherical, ovoid, or commonly round shape.

• Bacillus is a kind of Gram-positive, rod-shaped bacteria.

• Spiral bacteria can be sub-classified by the number of coils per cell, cell breadth, cell elasticity, and motility.

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