1. Sanctuary — A sanctuary is a protected area where wild animal can live in their natural surroundings. Hunting, entry with weapons, lighting a fire and using substances injurious to wildlife are prohibited while fishing and grazing of livestock may be allowed on a controlled basis. Entry or residence in it may be granted for the purpose of photography, Scientific research or tourism. For example – Sanjay Gandhi Bird Sanctuary, Sultanpur Bird Sanctuary, Periyar Bird Sanctuary, etc. 

2. National Park — A national park is a protected area where animals live in their natural surroundings. Commercial exploitation of animals and natural resources is illegal. Cattle grazing is prohibited. Tourists can enter their with permission. For example – Jim Corbett National Park, Gir forest, Rajaji National Park, Sariska National Park, Kaziranga National Park, etc. 

3. Biosphere reserve — They are protected areas that have been set up to preserve genetic diversity, promote research on ecological conservation and facilitate training to create an awareness of the biosphere. For example — Nanda Devi Biosphere Reserve, Sunderbans Biosphere Reserve, Manas Biosphere Reserve, etc.