Resources on the basis of origin :- (a) Biotic :- Those resources which are available in biosphere and have life such as human beings flora and fauna etc. (b) Abiotic :- All those things which are non-living are called abiotic resources. For example,rocks, soils and minerals. Resources on the Basis of Exhaustibility :- (a) Renewable resources :- The resource which can be renewed are Renewable resources.For Example water, forest wind etc (b) Non-renewable resources :- These resources occur over a very long time and get exhausted minerals and fossil fuels are examples of these resources.