Differentiate between biodegradable and non-biodegradable substances. Cite examples.
Biodegradable substances |
Non-biodegradable substances |
These can be broken down into simpler substances by biological processes and action of microorganisms |
These can not be broken down into simpler substances by biological processes or by action of microorganisms |
Examples:paper,vegetable peels,leaves | Examples: DDt,polythene bags, plastics, |
They are environment friendly | They are not environment friendly |
can be recyled naturally as well as by humans | cannot be recyles |
Can produce useful products after biodegrading | These pollutes the environment |