ZOOLOGY TNPSC TET TRB NOTES IN ENGLISH PDF

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Blood and blood circulation‐Endocrine system‐Reproductive system‐ Genetics the science of heredity‐Environment, ecology, health and hygiene, Biodiversity and its conservation‐Human diseases, prevention and remedies‐ Communicable diseases and non‐ communicable diseases‐Alcoholism and drug abuse‐Animals, plants and human life.