phylum protozoa
DESCRIPTION
This PPT is for F.Y.B.Sc students of course I Semester I, belonging to Mumbai University of Maharashtra India. You can email at [email protected] for further query.TRANSCRIPT
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COURSE I FIRST SEMESTER
PHYLUM PROTOZOA(UNICELLULAR AND MOST PRIMITIVE ANIMALS)These are the most primitive organisms
(Protos = first; zoon = animal).
These are aquatic, microscopic, unicellular organisms.
Prof. S D Rathod
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Class- Rhizopoda/ Sarcodina
Pseudopodia locomotory organelle Nucleus is single Example - Amoeba
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Amoeba
Amoeba is fresh water form found in ponds and lakes.
They are asymmetric in shape. Amoeba has pseudopodia for
locomotion and feeding. Body consists of a single biconvex
nucleus, ectoplasm, endoplasm, contractile vacuole and food vacuole.
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Class- Flagellata/ Mastigophora
Locomotory organelles ribbon like flagella
Nucleus is single and spherical cytoplasm contains photosynthetic
pigments Example – Euglena
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Class- Sporozoa
Locomotory organelles are absent They are endoparasitic Example of Class – Sporozoa is
Plasmodium
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Class- Ciliophora
Locomotory organelles are several hair-like cilia
Large meganucleus and a small micronucleus
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Climbing Perch Migration
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Thank you