Question

What is Renewable and Non-renewable Resources ?

Answer 1

resources which can be used again and again without exhausting and without harming environment are renewable like biomass.
resources which cannot be used as they get exhaust and take millions of yrs to form are non renewable like coal and petroleum.

Answer 2

Renewable resources are those resources which can be replenishe or we can get back those resources . Non renewable resources are those which when once lost are lost forever and we cannot get them back.