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Why is e-waste harmful? Express your opinion about this. - Science and Technology

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प्रश्न

Why is e-waste harmful? Express your opinion about this.

थोडक्यात उत्तर
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उत्तर

  • E-waste refers to electronic wastes, that include old and discarded electric appliances, such as computers, TVs, refrigerators, cell phones, electronic toys, batteries, etc. Most of the electronic waste is generated in cities, however, due to a faster rate of development and improved lifestyle, small towns and villages are also contributing to e-waste generation.
  • E-wastes is very dangerous and polluting as it contains many harmful substances, such as plastics, lead, cadmium, and mercury. These substances are not just non-biodegradable, but they also result in several life-threatening diseases, including cancer. Many of these harmful metals can enter the food chain and result in bioaccumulation.
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पाठ 9: Environmental Management - Exercise [पृष्ठ १०७]

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बालभारती Science and Technology [English] 9 Standard Maharashtra State Board
पाठ 9 Environmental Management
Exercise | Q 3. d. | पृष्ठ १०७

संबंधित प्रश्‍न

Why are some substances biodegradable and some non-biodegradable?


Give a method for the disposal of household wastes such as left-over food, fruit and vegetable peels, and leaves of potted plants.


What is meant by incineration? for what purpose is it used?


Which of the following is the best method to dispose of biological wastes from hospitals?
(a) landfill
(b) recycling
(c) incineration
(d) composting


What are Composting ? Explain its Process


Give the importance of a sound sewage system.

What are the environmental impacts of construction due to growing urbanization and development?

What do you mean by e-waste?

How can the non-useful component be reused?


Do you think it is better to use compost instead of chemical fertilizers? Why?


Which of the following is biodegradable waste?


What are the advantages of cloth bags over plastic bags during shopping?


Correct the definition of certain terms given below by changing only one word.

Compost: Substances converted into manure for use in industries.


To what use can you put the following kind of garbage and how?

Rotting smelly garbage


Write 3 sentences on what comes to your mind when you chance to see the following.

A cow eating a polythene bag.


Beautiful hand crafted articles like boxes and toys are made of paper pulp in our country. Can you explain how paper pulp which is made from paper can be used to make hard boxes and other articles?


What happens when insecticides, motor oil, paints are poured down the drain?


List two classes into which garbage is classified.


One of the best solutions to get rid of non-biodegradable wastes is ______.


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