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प्रश्न
Which of the following materials are biodegradable?
Animal bones, Iron nails, Plastic mugs, Leather belts, Silver foil
उत्तर
Aluminium wire and synthetic fibre are non-biodegradable.
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संबंधित प्रश्न
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 of nonbiodegradable waste, for saving the environment.
Give two examples of non-biodegradable wastes.
Disposable plastic plates should not be used because ______.
n the following groups of materials, which group/groups contain only non-biodegradable materials?
(i) wood, paper, leather
(ii) polythene, detergent, PVC
(iii) plastic, detergent, grass
(iv) plastic, bakelite, DDT
(a) (iii)
(b) (iv)
(c) (i) and (iii)
(d) (ii) and (iv)
We should not separate our waste.
Name any five items which are recyclable.
The average person in India produces ______ kg of waste every day.
List any four domestic hazardous waste.
Suggest any four activities in daily life which are eco-friendly.
