Advertisements
Advertisements
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.
APPEARS IN
संबंधित प्रश्न
What are the problems caused by the non-biodegradable wastes that we generate?
List two changes in habit that people must adopt to dispose of nonbiodegradable waste, for saving the environment.
How does a biodegradable waste differ from a non-biodegradable waste? Give two examples of non-biodegradable wastes which pollute our environment.
Which of the following are biodegradable and which non-biodegradable?
Glass bottle, Paper, Ball point pen refill, Hay, DDT, Wheat, Cake, Wood, Polythene bag, Jute bag, Cotton cloth, Grass, Vegetable peels
Give two examples of biodegradable wastes.
What type of substances are the major pollutants of the environment? Name two such substances
One of the following is not a biodegradable material. This one is :
(a) cotton
(b) animal bones
(c) aluminium foil
(d) wood
Which of the following is not a non-biodegradable material?
(a) nylon socks
(b) plastic school bag
(c) jute carry bag
(d) polyester clothes
State two advantages of using disposable paper cups over disposable plastic cups.
Name any five items which are recyclable.
