NEET Biology Video Course

Biodiversity and Conservation

(Code-RBD)

Class XII Biology Biodiversity and Conservation-Part 1 (Biodiversity) RBD1

  • Magnitude of biodiversity

  • Livels of biodiversity

  • Genetic diversity

  • Species diversity

  • Ecological diversity

  • Alpha diversity(within community diversity)

  • Beta divesity ( between community diversity

  • Gamma diversity

  • How many species in world and india

  • Patterns of biodiversity

  • Latitudinal gradients

  • Why tropics have more diversity

  • Species-area relationships

  • Importance of species diversity to ecosystem

Class XII Biology Biodiversity and Conservation-Part 2 (Loss of biodiversity)RBD2

  • Causes

  • Habitat loss and fragmentation

  • Over-exploitation

  • Alien  species invasion

  • Co-extinctions

  • Mass extinction

Class XII Biology Biodiversity and Conservation-Part 3 (Biodiversity Conservation)RBD3

  • Why we conserve biodiversity

  • Narrow utilitarian

  • Broadly utilitarian

  • How do we conserve biodiversity

  • In-situ conservation

Class XII Biology Biodiversity and Conservation-Part 4 (Protected areas)RBD4

  • Biosphere reserves

  • Sacred forests and sacred lakes

  • Ex-situ conservation

  • International efforts for conserving biodiversity

  • Hot spot of biodiversity

  • Susceptibility of extinction

  • IUCN red list catergory

  • Threatened species in india

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