The following points highlight the five main types of autotrophic and heterotrophic nutrition in bacteria. The types are: 1. Photoautotrophic Bacteria 2. Chemoautotrophic Bacteria 3. Saprophytic Bacteria 4. Symbiotic Bacteria 5. Parasitic Bacteria. Type # 1. Photoautotrophic Bacteria: The bacteria possess photosynthetic pigments of two types, bacteriochlorophyll and bacteriophaeophytin (chlorobium chlorophyll). The two types of […]
Autotrophic and Heterotrophic Nutrition in Bacteria
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Cyanobacteria: Occurrence, Morphology and Cell Structure
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In this article we will discuss about:- 1. Occurrence of Cyanobacteria 2. Morphology of Cyanobacteria 3. Cell Structure 4. Heterocyst 5. Reproduction. Occurrence of Cyanobacteria: Cyanobacteria or blue green algae are the one of most successful autotrophic organisms on earth which have mastered all types of environments— fresh water, sea water, salt marshes, moist rocks, […]
Archaebacteria: Definition, Types and Uses
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In this article we will discuss about:- 1. Definition of Archaebacteria 2. Types of Archaebacteria 3. Uses. Definition of Archaebacteria: They are a group of most primitive prokaryotes which are believed to have evolved immediately after the evolution of the first life. They have been placed in a separate subkingdom or domain of Archaea by […]
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