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प्रश्न
One of the following is not a biodegradable material. This one is :
(a) cotton
(b) animal bones
(c) aluminium foil
(d) wood
उत्तर
aluminium foil
Aluminium foil cannot be degraded by the action of micro-organisms and hence is non-biodegradable.
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संबंधित प्रश्न
Differentiate between biodegradable and non-biodegradable substances with the help of one example each.
Why is Government of India imposing a ban on the use of polythene bags? Suggest two alternatives to these bags and explain how this ban is likely to improve the environment.
Which of the following groups contain only biodegradable items?
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.
Which of the following is not a non-biodegradable material?
(a) nylon socks
(b) plastic school bag
(c) jute carry bag
(d) polyester clothes
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
What is separation of waste?
If you dump kitchen waste in a pit, it may, after sometime
