Class 12 NEET Biology Biodiversity and Conservation

(b) : Biosphere reserves are multipurpose protected areas of different representative ecosystems which are meant for conservation of biodiversity or wildlife, traditional life style of tribals and their domesticated animals and also plant resources. Each biosphere reserve has a core zone (where no human activity is allowed), a buffer zone (with limited human activity) and manipulation zone (where human activity is allowed without degradation of ecology. Thus, the biosphere reserves protect not just wild varieties but also domesticated varieties of plants of an area.