NEET BIOLOGY

Detailed explanation-1: -Cyanobacteria are classified in the kingdom Monera, phylum Cyanobacteria; are considered to be more closely related to bacteria; and are no longer considered members of the plant family.

Detailed explanation-2: -Blue-green algae or Cyanobacteria are photosynthetic bacteria but they are placed under kingdom Monera because they are unicellular, they show prokaryotic features like lack of a well defined nucleus.

Detailed explanation-3: -Kingdom Monera For example, blue-green algae-Cyanobacteria, cocci shaped bacteria-Streptococcus, bacillus shaped bacteria-E. coli, vibrio shaped-Vibrio cholerae (cholera), spiral shaped bacteria-Treponema pallidum (syphilis) etc.

Detailed explanation-4: -All the unicellular prokaryotic organisms are placed under kingdom Monera. These organisms do not have a well-defined nucleus. E.g., Mycoplasma, cyanobacteria (blue green algae), Anabaena etc.