CBSC Session 2022-23.
Sample Papers of Class 10th, Science.
NCERT Important Questions of Class 10th Science.
NCERT Science Solutions of Class 10th.
NCERT book extra Questions.
CBSC Board and other State board.
Differentiate between biodegradable and non-biodegradable substances with the help of one example each. List two changes in habit that people must adopt to dispose non-biodegradable waste, for saving the environment.
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Biodegradable substances: These are the substance which can be broken down into simpler substances by nature / decomposers/bacteria/saprophytes/saprobionts.
Example: Human excreta, vegetable peels, etc.
Non-biodegradable substances: These are the substance which cannot be broken down into simpler substances by nature/decomposers.
Example: Plastic, glass (or any other).
Habits to be adopted:
– Use of separate dustbins for biodegradable and non-biodegradable waste.
– Reuse of things, such as poly bags, glass bottles, etc. again and again.
– Avoid use of plastic/polythene for packing.
– Use of cotton/jute bags for carrying vegetables, etc.