Bacteria are the microorganisms that can be found in rotting matter.
They are unicellular prokaryotic organisms that have cell walls.
Bacteria are found in water, soil, air, plants, animals and human beings.Example: Escherichia coli, Lactobacillus.
Fungi
- Fungi are organisms that are
eukaryotic, achlorophyllous
and saprophytic.
– Some fungi are unicellular,
but most are multicellular.
Fungi are found on decaying matter, inside and outside the living creatures.Example: Bread mould, Yeast, Mushrooms.
Protozoa
Protozoa are organisms that are eukaryotic unicellular organisms.
Protozoa are found in water and soil. Some protozoans cause diseases in humans.Example: Amoeba, Paramecium.
Algae are autotrophic organisms that have chlorophyll.Algae are found in water, soil and moist places.Example: Nostoc, Chlamydomonas.
Algae
Virus
Viruses are organisms that have both the characteristics of living and non-living beings.
– Viruses can replicate only inside the host organism.– Viruses cause diseases in plants, animals and human beings. Example: HIV, Tobacco mosaic virus.