example of biodegradable
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petrol is a example of biodegradable because
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- ENVIRONMENT : Sum total of all external conditions and influences that affect life and development of an organism.
- There are two types of substances in an environment.
1) Biodegradable substances and
2) Non-Biodegradable substances
- 1) Biodegradable substances : Those substances which are broken down into simpler, harmless substances in nature in due course of time by the biological process such as the action of microorganisms.
- Examples : Domestic waste products , urine and faecal matter, sewage , agricultural residue , paper , wood , cloth and cattle dung etc.
- 2) Non-Biodegradable substances : Those substances which cannot be broken down into simpler harmless substances in nature by the action of microorganisms.
- Examples : Plastic , polythene bags , glasses, aluminum cans etc.
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