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प्रश्न
What is meant by non-biodegradable waste materials?
उत्तर
Waste materials which cannot be broken down into non-poisonous or harmless substances in nature are called non- biodegradable wastes.
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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.
Explain why, some materials are biodegradable but some are non-biodegradable.
What type of substances are the major pollutants of the environment? Name two such substances
Explain why, it is better to use paper bags than plastic bags.
Disposable plastic plates should not be used because ______.
Which of the following cannot be added in a composting pit to prepare compost?
(a) sunflower plants
(b) fruit and vegetable peels
(c) flowers of plastic
(d) red worms
Select two non-biodegradable substances from the following waste generated in a kitchen:
Spoilt food, paper bags, milk bags, vegetable peels, tin cans, used tea leaves
Suggest any four activities in daily life which are eco-friendly.
If you dump kitchen waste in a pit, it may, after sometime
