Tag Archives | Living Organism

Autotrophic and Heterotrophic Nutrition in Bacteria

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 pigments respectively occur in purple [...]

By |2016-09-06T07:58:16+00:00September 6, 2016|Bacteria|Comments Off on Autotrophic and Heterotrophic Nutrition in Bacteria
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Cyanobacteria: Occurrence, Morphology and Cell Structure

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, tree trunks, moist soils, hot [...]

By |2016-09-06T07:58:16+00:00September 6, 2016|Cyanobacteria|Comments Off on Cyanobacteria: Occurrence, Morphology and Cell Structure
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Importance of Cyanobacteria: 9 Importance

The following points highlight the nine Importance of Cyanobacteria. 1. They are one of the early colonizers of bare and barren areas. They provide suitable conditions for the growth of other organisms even in the most hostile environment. 2. Blue green algae function as food to several aquatic animals. Spirulina is regularly collected for human consumption in parts of Africa. [...]

By |2016-09-06T07:58:16+00:00September 6, 2016|Cyanobacteria|Comments Off on Importance of Cyanobacteria: 9 Importance
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