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Classifies organisms
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- 3. Classify according tothe external features. . Sudarshana Elapatha
- 4. Considered , āMorphological āPhysiological āCytological and āMolecularbiological features Sudarshana Elapatha
- 5. Explains the natural relationships amongorganisms of the same species Sudarshana Elapatha
- 6. Explains the evolutionary relationships amongdifferent organisms Sudarshana Elapatha
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- 24. .. . Bacteria,single- celled organisms visible only through a microscope. Bacteria live all around us and within us.Sudarshana Elapatha
- 25. 1.Structure ā¢ Unicellular µscopic ā¢ The nucleus is not covered with a membrane. ( Prokaryote) have not organized nucleus Sudarshana Elapatha
- 26. 2.SHAPES OF BACTERIA Individualbacteria may be Spiral Spirillum Coma shaped Vibrio spherical, Coccus Rod Bacillus Sudarshana Elapatha
- 27. 3.Nutrition ā¢ Mostly heterotrophic. ā¢But Cyanobacteria are autotrophic. Sudarshana Elapatha
- 28. 4.Reproduction ā¢ Mostly performasexual reproduction. āBacteria ā¢binary fission āCyanobacteria ā¢fragmentation & budding Sudarshana Elapatha
- 29. 5.Distribution ā¢ Distribute Almosteverywhere. āIn water ,soil ,air āIn the body of organisms Sudarshana Elapatha
- 30. 6.Examples ā¢ Bacteria ā¢ Nitrobactor,Nytrosomonas ā¢ Rhizobium ā¢ Vibrio cholera ā¢ Cyanobacteria ā¢ Anabaena ā¢ Nostoc Sudarshana Elapatha
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- 33. Protista, name for organism, Whichcannot be included to plants or animal Sudarshana Elapatha
- 34. 1.Structure ā¢ Most aremicroscopic. ā¢ But some possess large bodies. ā¢ They are eukaryotes. ā¢ Mostly unicellular. Some are multicellular ā¢ Multicellular organisms do not show a tissue differentiation. Sudarshana Elapatha
- 35. 2.Shape ā¢ Different shapescan be seen ā¢Algae - leaf like ā¢Protozoa- sole of shoe shape Sudarshana Elapatha
- 36. 3.Nutrition ā¢ Algae arephototrophic. ā¢ Protozoans are heterotrophic. Sudarshana Elapatha
- 37. 4.Reproduction ā¢ Mostly performasexual reproduction. ā¢binary fission ā¢Fragmentation ā¢Spore production Sudarshana Elapatha
- 38. 5.Distribution ā¢ In water āSalinewater- most algae āFresh water- green algae & protozoa ā¢ damp soil - green algae & protozoa ā¢ inside the body of organisms - protozoa Sudarshana Elapatha
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- 41. Thousands of different typesof fungi grow on and absorb food from substances such as soil, wood, decaying organic matter.Sudarshana Elapatha
- 42. 1.Structure ā¢ Most ofthem are microscopic. ā But some reproductive structures can be seen with the naked eye. (Mushroom) ā¢ They are eukaryotic organisms. ā¢ Body is unicellular or multicellular. ā¢ Multicellular organisms exist as mycelium. ā¢ No tissue differentiation. Sudarshana Elapatha
- 43. 2.Shape ā¢Unicellular fungi has singlespherical cells ā¢Multicellular organisms exist as fungi mycelium Sudarshana Elapatha
- 44. 3.Nutrition ā¢ All areheterotrophic. ā¢ Most of them obtain nutrition as saprophytic organisms. Sudarshana Elapatha
- 45. 4.Reproduction ā¢ Reproduce byasexual spores Sudarshana Elapatha
- 46. 5.Distribution ā¢Live on āorganic matters āLivingbodies Sudarshana Elapatha
- 47. 6.Examples ā¢ Yeast ā¢ Mucor ā¢Penicilium Sudarshana Elapatha
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