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Crop production and managementIntroduction to crop production and management, agricultural practices - preparation of soil, sowing
Common agricultural practicesAdding manure and fertilizers, irrigation and removal of weeds
Harvesting and storage of cropsHarvesting, storage of crops, summary
Introduction to cellCell - size, shape and number, unicellular and multicellular cells
Cell structure and functionCell membrane, cytoplasm, and nucleus
Comparison of plant and animal cellCell organelles, prokaryotic and eukaryotic cell, comparison of plant and animal cells
MicroorganismsIntroduction, classification of microorganisms, beneficial microbes, harmful microbes
Nitrogen cycleRole of microbes in nitrogen cycle
Reproduction in animalsSexual and asexual reproduction, male reproductive organs, female reproductive organs
Fertilization process in animalsInternal and external fertilization, test tube babies, development of embryo, viviparous and oviparous animals
Asexual reproduction in animalsBudding, binary fission, cloning of cells
Conservation of plants and animalsDeforestation, consequences of deforestation, conservation of forests and wildlife, flora and fauna
Practices to conserve wildlife and plantsWildlife sanctuaries, national park, migratory birds, red data book, recycling of paper, reforestation
AdolescencePuberty and adolescence, changes in puberty, development of secondary sexual characters during puberty
Reproductive phase in humansHormones, menstrual cycle in females, determination of sex, adolescence, and health

Grade 8 Biology Assignment Help