Question

Differentiate between biodegradable and non-biodegradable waste.

Answer 1

1. Biodegradable waste: These are the wastes that come from our kitchen and it includes food remains, garden waste, etc. Biodegradable waste is also known as moist waste. This can be composted to obtain manure. Biodegradable wastes decompose themselves over a period of time depending on the material.
2. Non-biodegradable waste: These are the wastes which include old newspapers, broken glass pieces, plastics, etc. Non-biodegradable waste is known as dry waste. Dry wastes can be recycled and can be reused. Non-biodegradable wastes do not decompose by themselves and hence are major pollutants.

BIODEGRADABLE WASTE	NON-BIODEGRADABLE WASTE
The wastes decompose naturally in the environment.	The waste does not decompose naturally.
They are safe for the environment.	They are harmful to the environment and create pollution.
The wastes are made up of natural ingredients.	The waste is made up of synthetic materials.
Biodegradable substances persist for small-time intervals in the environment.	Nonbiodegradable substances persist for a longer time in the environment.
Examples - waste papers, wood crumbles.	Examples - plastic bags, cans, disposable bottles.