(a) What is meant by biodegradable waste materials ? Give two examples of biodegradable wastes.
(a) What is meant by biodegradable waste materials ? Give two examples of biodegradable wastes.
(b) Which of the following materials are non-biodegradable ? Aluminium wire, Tea leaves, Synthetic fibre, Wool.
8 views
1 Answers
(a) The waste materials which can be broken down to non- poisonous substances in nature in due course of time by the action of micro-organisms like certain bacteria are called biodegradable waste materials.
Example : Paper and wool.
(b) Aluminum wire and Synthetic fibre.
8 views
Answered