phylum: protozoa phylum: porifera phylum: cnidaria

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  • Slide 1
  • Phylum: Protozoa Phylum: Porifera Phylum: Cnidaria
  • Slide 2
  • Prepared by T. Madhavan & K. Chandrasekaran, Lecturers in Zoology, Directorate of School Education., Pondicherry. An Illustration for the students who aspire for medical studies. Single celled organism Locomotion is effected by pseudopodia, cilia,flagellum. Nutrition is autotrophic or heterotrophic. Reproduction Asexual method or sexual method.
  • Slide 3
  • Prepared by T. Madhavan & K. Chandrasekaran, Lecturers in Zoology, Directorate of School Education., Pondicherry. An Illustration for the students who aspire for medical studies. Euglena PlasmodiumParamoecium Amoeba FlagellatasporozoaCiliataRhizopoda
  • Slide 4
  • Prepared by T. Madhavan & K. Chandrasekaran, Lecturers in Zoology, Directorate of School Education., Pondicherry. An Illustration for the students who aspire for medical studies.
  • Slide 5
  • Prepared by T. Madhavan & K. Chandrasekaran, Lecturers in Zoology, Directorate of School Education., Pondicherry. An Illustration for the students who aspire for medical studies. PARAMOECIUM
  • Slide 6
  • Prepared by T. Madhavan & K. Chandrasekaran, Lecturers in Zoology, Directorate of School Education., Pondicherry. An Illustration for the students who aspire for medical studies.
  • Slide 7
  • Prepared by T. Madhavan & K. Chandrasekaran, Lecturers in Zoology, Directorate of School Education., Pondicherry. An Illustration for the students who aspire for medical studies.
  • Slide 8
  • Prepared by T. Madhavan & K. Chandrasekaran, Lecturers in Zoology, Directorate of School Education., Pondicherry. An Illustration for the students who aspire for medical studies. They are multicellular,aquatic organism. Presence of canal system. ostia spongocoel osculam. The body wall contain spicules. Reproduction Both asexual and sexual method. Example : sponges.
  • Slide 9
  • Prepared by T. Madhavan & K. Chandrasekaran, Lecturers in Zoology, Directorate of School Education., Pondicherry. An Illustration for the students who aspire for medical studies.
  • Slide 10
  • Prepared by T. Madhavan & K. Chandrasekaran, Lecturers in Zoology, Directorate of School Education., Pondicherry. An Illustration for the students who aspire for medical studies.
  • Slide 11
  • Prepared by T. Madhavan & K. Chandrasekaran, Lecturers in Zoology, Directorate of School Education., Pondicherry. An Illustration for the students who aspire for medical studies. All animals are marine except Hydra. The body is radially symmetrical. The body wall contain two layers Ectoderm and Endoderm. Inbetween ectoderm and endoderm, there is a mesoglea. Diploblastic animals..Many coelenterate exhibit polymorphism. Example : obelia colony Presence of Nematocyst Cells of defence tentacle When triggered,poison is penetrated in to the prey. Reproduce both asexually and sexually method..
  • Slide 12
  • Prepared by T. Madhavan & K. Chandrasekaran, Lecturers in Zoology, Directorate of School Education., Pondicherry. An Illustration for the students who aspire for medical studies. HYDROZOASCYPHOZOAANTHOZOA HYDRAAURELIASEA ANEMONE Medusa form is permanentRemain as polyps Polyp body is dominant & medusa is reduced
  • Slide 13
  • Prepared by T. Madhavan & K. Chandrasekaran, Lecturers in Zoology, Directorate of School Education., Pondicherry. An Illustration for the students who aspire for medical studies.
  • Slide 14
  • Prepared by T. Madhavan & K. Chandrasekaran, Lecturers in Zoology, Directorate of School Education., Pondicherry. An Illustration for the students who aspire for medical studies.
  • Slide 15
  • Prepared by T. Madhavan & K. Chandrasekaran, Lecturers in Zoology, Directorate of School Education., Pondicherry. An Illustration for the students who aspire for medical studies.
  • Slide 16
  • Prepared by T. Madhavan & K. Chandrasekaran, Lecturers in Zoology, Directorate of School Education., Pondicherry. An Illustration for the students who aspire for medical studies.
  • Slide 17
  • Prepared by T. Madhavan & K. Chandrasekaran, Lecturers in Zoology, Directorate of School Education., Pondicherry. An Illustration for the students who aspire for medical studies. End

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