Unicellular Organisms Amoeba, Paramecium, Euglena, Chlamydomonas YouTube Lecture Handouts

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Unicellular Organisms -Amoeba, Paramecium, Euglena, Chlamydomonas|ICSE Class 6 Biology

Unicellular Organisms Amoeba, Paramecium, Euglena, Chlamydomonas

Illustration: Unicellular Organisms Amoeba, Paramecium, Euglena, Chlamydomonas

Amoeba

  • Single cell performs all life functions
  • Irregular
  • Pseudopodia
  • 1 nucleus
  • Cytoplasm
  • Few vacuoles
  • Phagocytosis
Illustration: Amoeba

Paramecium

  • Oral groove for food intake
  • Slipper like structure
  • 2 nucleus
  • Cilia for movement
Illustration: Paramecium

Euglena

  • Spindle shaped body
  • Nucleus at one end
  • Eyespot at another end – photoreceptor
  • Has small choloroplast
  • Protista – neither plant nor animal
  • Autotroph and heterotroph
  • Whip like flagella
  • Has vacuoles
Illustration: Euglena

Chlamydomonas

  • Cup shaped chloroplast
  • Nucleus in between
  • 2 flagella
  • Oval shaped
Illustration: Chlamydomonas

Yeast

  • Spherical or oval shaped
  • Distinct cell
  • Granular cytoplasm
  • Large vacuole
  • Nucleus present
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