Global and India

Global and India Biodiversity is the variety of life on earth. That is, it is the number of different species XII Std Zoology Chapter XII Std Zoology Chapter Biodiversity and its Conservation • ecological stability – the varieties and richness of species contribute to ecological stability and survival of species. Biodiverse regions are reservoirs of biological resources like food resources, gene pool, genetic resource, medicinal resources, bio-prospecting • to provide unique aesthetic value and hot spots for Ecotourism. Along with forest resources and wildlife it has commercial significance • an indicator of the health of the ecosystem. Endemism is a crucial indicator of richness.