CHLORELLA

CLASSIFICATION OF CHLORELLA​

Sub-division :- Algae

Class :- Chlorophyceae

Order :- Chlorococcales

Family :- Chlorellaceae

Genus :- Chlorella

CHLORELLA

GENERAL CHARATERSTICS OF CHLORELLA

  • 1. Single cell represents the thallus. The cell is non-motile. 
  • The cell are found singly or sometimes in groups.
  • A cell is very small. It is spherical to ellipsoidal in shape. 
  • A cell has a single cup-shaped or curved band of chloroplast, parietal in position.
  • A single pyrenoid is generally found (lacking at times). 
  • Nucleus lies surrounded by the cytoplasm which fills up most of the cell.
  • The only method of reproduction is by autospores,Two to sixteen autospores are formed by the cell as a result of division

CHLORELLA

IDENTIFICATION

  1. Sub-division– Algae
    1. Presence of a simple thallus.
    2. Chlorophyll present
    3. Cell wall made of cellulose.
  2. ClassChlorophyceae
    1. Presence of a definite nucleus
    2. Chloroplast present. grass green colour
    3. Presence of starch
    4. Reproductive structure motile and flagella equal in length.
  3. OrderChlorococcales 
    1. Cells single and non-motile
    2. Cells uninucleate
    3. Method of reproduction-zoospores or autospore formation
  4. Family Chlorellaceae
    1. Cell single, if united do not fonn a definite colony
    2. Reproduction by autospores.
  5. Genus Chorella
    1. Cells solitary and spherical with smooth walls
    2. Single chloroplast.

CHLORELLA

REFERENCES

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