. Differentiate between biodegradable and

n n-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.


Best Answer

Ans. Difference between biodegradable substances and non-biodegradable substances.

Ans. Non-biodegradable substances. Those materialswhich cannot be broken down or decomposed into the soil by natural agents are labelled as non-biodegradable. These substances consists of plastic materials, metal scraps, aluminum cans and bottles, hazardous chemicals etc.

Habits for disposing non-biodegradable waste:

(i) Disposal of wastes after separating them into biodegradable and non-biodegradable wastes in separate dustbins and treating wastes properly before dumping in landfills.

(ii) Encourage the use of gunny bags, jute bags and paper bags in place of polythene plastic bags.

(iii) Recycle the plastic and glass objects after use.


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