NCERT Class VI Science Solutions: Chapter 16 – Garbage in Garbage Out Part 3 (For CBSE, ICSE, IAS, NET, NRA 2022)

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Question 11:

Paheli was writing a letter to her friend. She crumpled and threw the first draft of her letter on the floor as it had become untidy. Similarly she crumpled and threw 6 more papers on the ground. In the end, she picked them up and put them in a polythene bag and threw it on the road outside her house, Do you think Paheli՚s action were responsible? What would you have done if you were in her place?


No, in my opinion, Paheli՚s action were not responsible. She wasted paper and used a polythene bag. If I would have been in her place, I would have used the reverse side of the paper for doing rough work or convert it into paper pulp to make a handicraft item.

Question 12:

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

Blue and Green.

Two bins, you mean?

Yes, they are there.

To throw your waste.

But not in a hurry.

Nor in a haste.

Select from waste, sieve if seems muddy.

Separate all items and when they are ready.

Place in a blue bin, or one that is green.

For a voyage to the landfill, or for composting.

  1. Name the two kinds of waste that need to be separated from each other in two different waste bins.
  2. Name two items of waste each that need to be sent to a
  3. Landfill.
  4. For composting.


  1. Two kind of waste that need to be separated are biodegradable and non – biodegradable wastes. The former is part of garbage on which bacteria can act to form harmless substances and the latter is part of garbage that cannot rot or decay.
Diffeance between Biodegradable and Non Biodegradab …
  1. The part of garbage which cannot be disposed off by other method is dumped in a lanfill, any metal items.
  2. The rotted plant and animal waste can be sent for composting. The microorganisms can act on these wastes to convert it into manure.

Question 13:

Beera, a farmer would clear his field every day, and burn dry leaves fallen on the ground. After sometime he found that those living in huts near his field were suffering from cough and breathing problems.

  1. Can you explain why?
  2. Also suggest an environment friendly way to dispose the dry leaves.


  1. Fumes and gases from burning materials cause cough and breathing problem.
  2. Dry leaves can be used for making manure.

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