The following points highlight the two common examples of Cyanobacteria. The examples are: 1. Spirulina and 2. Nostoc. Spirulina: It is a spirally coiled free floating filamentous blue green alga or cyanobacterium of up to 0.5 mm length. The trachoma's appear to be unicellular but staining and electron microscopy has shown the presence of thin transverse walls. The ends are [...]
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 auÂtotrophic organisms on earth which have mastered all types of environments— fresh water, sea water, salt marshes, moist rocks, tree trunks, moist soils, hot [...]
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. [...]