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प्रश्न
What is meant by biodegradable waste materials?
उत्तर
Waste materials that can be broken down into non-poisonous substances in nature in due course of time, by the action of micro-organisms such as certain bacteria, are called biodegradable wastes
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संबंधित प्रश्न
Differentiate between biodegradable and non-biodegradable substances with the help of one example each.
After the examinations Rakesh with his friends went on a picnic to a nearby park. All friends carried cooked food packed in plastic bags or plastic cans. After eating the food some friends collected the leftover food and plastic bags etc and planned to dispose them off by burning. Rakesh immediately checked them and suggested to segregate the leftover food and peels of fruits from the plastic materials and respectively dispose them off separately in the green and red dustbins placed in the corner of the park.
(a) In your opinion, is burning plastic an ecofriendly method of waste disposal? Why? State the advantage of method suggested by Rakesh.
(b) How can we contribute in maintaining the parks and roads neat and clean?
If all the waste we generate is biodegradable, will this have no impact on the environment?
State one advantage of using jute bags over plastic bags for shopping.
Give two examples of non-biodegradable wastes.
Disposable plastic plates should not be used because ______.
The average person in India produces ______ kg of waste every day.
Expired medicines, used batteries are domestic hazardous waste.
List any four domestic hazardous waste.
Suggest any four activities in daily life which are eco-friendly.
