Home Preparation for National Talent Search Examination (NTSE)/ Olympiad
Chapter : 1. Resource & Development
Resources On the Basis of Exhaustibility
On the Basis of Exhaustibility (A) Renewable Resources : Those resources that can be used again and again or can be reproduced by physical, mechanical and chemical processes. Example : Solar energy, air, water, soil, forest & wild life. (B) Non-Renewable Resources : Those resources that can not be replaced at all. 1. They take millions of years to form. 2. They occur over a long geological time. 3. It is divided into Recyclable and Non Recyclable Resources. 4. Metals and Fossil fuels are non renewable resources. However metals are Recyclable but fossil fuels are non- recyclable.