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Nature And Scope Of Biology

MAIN BRANCHES OF BIOLOGY –

TERM STUDY OF

  1. Morphology –Form & external features
  2. Anatomy –Internal organs
  3. Histology –Tissues
  4. Cytology –Cell structure & function
  5. Cell biology –Cell structure, function & metabolism
  6. Physiology –Vital metabolic activities of the body
  7. Embryology –Ontogenic development, events leading  to the fertilization of the egg and development of embryo
  8. Ecology –Interaction between abiotic & biotic factors.
  9. Palaentology –Fossils
  10. Zoogeography –Distribution of animals
  11. Evolution –Formation of new species (term given by Spencer)
  12. Microbiology –Microbes
  13. Molecular biology –Molecular level of life as nucleic acid (term given by W. Astrbury)
  14. Biochemistry –Bio chemical reactions in vital activities (term given by Neuberg)

BRANCHES RELATED TO STUDY OF NON–CHORDATA

TERMS STUDY OF

  1. Protistology –Protista
  2. Protozoology –Protozoa
  3. Parazoology –Porifera or Parazoa
  4. Cnidology –Coelenterata or Cnidaria
  5. Helminthology –Platyhelminthes
  6. Scolecology – Scolex of tapeworm
  7. Nematology –Nematodes
  8. Entomology –Insects
  9. Odonatology –Dragon fly & Damsel fly
  10. Aphidology –Aphid
  11. Myremicology –Ants
  12. Coepterology –Beetles
  13. Lepidopteriology –Butter fly

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