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What do you mean by e-waste? - Informatics Practices

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प्रश्न

What do you mean by e-waste?

What is E-waste?

दीर्घउत्तर
अति संक्षिप्त उत्तर
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उत्तर १

  1. Electronic waste refers to various forms of electric and electronic equipment that have ceased to be of any value to its users because they have exhausted their utility value due to redundancy, replacement, or breakage.
  2. E-waste is valuable as a source for secondary raw material but hazardous if treated and discarded improperly.
  3. Uncontrolled burning and disposal of e-waste cause environmental problems.
  4. E-waste presents difficulties for recycling due to the complexity of each item and the lack of viable recycling systems.
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उत्तर २

E-waste refers to discarded electronic devices like computers and phones.

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  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 22: Sources of Waste - Exercise [पृष्ठ २०८]

APPEARS IN

फ्रैंक Biology Part 1 [English] Class 9 ICSE
अध्याय 22 Sources of Waste
Exercise | Q 12 | पृष्ठ २०८

संबंधित प्रश्न

Give any two ways in which non-biodegradable substances would affect the environment.


Mention Whether the Following Statement is True (T) Or False (F).

Flyash is the gaseous waste of cement industry.


How is sewage water treated?


The question has four options. Choose the correct answer:

Fish die in water bodies polluted by sewage due to


Read the items mentioned in Columns I and II and fill in the related process in the Column III

  Column I Column II Column III
(a) Organic waste Earthworms (i) ______
(b) Garbage Dig pit and fill with 
garbage
(ii) ______
(c) Old newspaper Paper bags (iii) ______

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

Old newspapers


Read the poem written below and then answer the questions from the information gathered from the book or elsewhere.


Name two items of waste each that need to be sent to a

  1. landfill,
  2. for composting.

Put a tick (√) against the garbage items given in Table 16.1 which could be converted into manure. Put a cross (×) against the others.

  Garbage Items Make manure or not
(i) Egg shells  
(ii) Straw  
(iii) Dry flowers  
(iv) Pebbles  
(v) Broken pieces of glass  
(vi) Nails and screws  
(vii) Plastic bangles  
(viii) Left over food  
(ix) Steel broken vessel  
(x) Dead animals  

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

Foul odour emanating from garbage at the entrance of your house.


Which of the following features relates to biodegradable substances?


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