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Earn 100

Rock Garden in Chandigarh is an example of utilisation of non-biodegradable waste materials in a constructive way. Mithun has just visited this garden. He was amazed to see the innovative ideas put into action by Nek Chand, the mastermind behind this garden. Mithun has now decided to use discarded objects to make decorative and utility items at home.

Making useful things from waste materials is a wise way of using wastes. Do you agree? Give reasons.

Important Questions on Garbage in, Garbage out

MEDIUM
Science>Biology>Garbage in, Garbage out>Plastics - Boon or Curse
Use of solar energy operated devices instead of LPG for preparation of food is an example of:
EASY
Science>Biology>Garbage in, Garbage out>Plastics - Boon or Curse
The three R’s to save the environment are
EASY
Science>Biology>Garbage in, Garbage out>Plastics - Boon or Curse
Polyblend, a fine powder of recycled modified plastic, has proved to be a good material for:
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Science>Biology>Garbage in, Garbage out>Plastics - Boon or Curse
One student makes a kaleidoscope using pieces of coloured glass. Which 'R' he has used to protect the environment? 
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Science>Biology>Garbage in, Garbage out>Plastics - Boon or Curse
Do you think that it is better to use compost instead of chemical fertilizers? Why?
HARD
Science>Biology>Garbage in, Garbage out>Plastics - Boon or Curse
Write any two advantages of recycling of paper.
EASY
Science>Biology>Garbage in, Garbage out>Plastics - Boon or Curse
_____ is not used for composting.
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Science>Biology>Garbage in, Garbage out>Plastics - Boon or Curse
Why is it easier nowadays to reduce the use of paper in our lives? 
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Science>Biology>Garbage in, Garbage out>Plastics - Boon or Curse
What do you mean by recycling of wastes?
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Science>Biology>Garbage in, Garbage out>Plastics - Boon or Curse
A gardener has made a big pile of garden waste and fallen leaves in the corner of the park. What should he/she do with the pile? Tick (✓) the correct answer and explain.
MEDIUM
Science>Biology>Garbage in, Garbage out>Plastics - Boon or Curse
Why has recycling of waste become so essentially these days? Is composting a method to recycle the biodegradable waste? Explain.
EASY
Science>Biology>Garbage in, Garbage out>Plastics - Boon or Curse
Composting is a cheap and convenient natural process for the safe disposal of organic waste.
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Science>Biology>Garbage in, Garbage out>Plastics - Boon or Curse
Collect pieces of different kinds of paper. Find out which of these can be recycled.
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Science>Biology>Garbage in, Garbage out>Plastics - Boon or Curse
Why is it better to use compost instead of chemical fertilisers?
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Science>Biology>Garbage in, Garbage out>Plastics - Boon or Curse

Fill the blank with the correct word using the given options.
(pollution, energy, clean, garbage, recycling, natural resources)

Recycling is a good way to deal with _____.

EASY
Science>Biology>Garbage in, Garbage out>Plastics - Boon or Curse
Garbage does not have any value.
EASY
Science>Biology>Garbage in, Garbage out>Plastics - Boon or Curse
State two ways in which you can conserve water at home by preventing its wastage.
MEDIUM
Science>Biology>Garbage in, Garbage out>Plastics - Boon or Curse
Mention two methods that we should follow to reduce the use of paper.
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Science>Biology>Garbage in, Garbage out>Plastics - Boon or Curse
Three biodegradable wastes.
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Science>Biology>Garbage in, Garbage out>Plastics - Boon or Curse
Discuss better housekeeping practices to maintain sanitation.