6th Class Science Garbage In, Garbage Out Question Bank

done Garbage and their Disposal Total Questions - 40

• question_answer1)
  Which of these includes culturing of earthworms and redworms?
  A)
   Pediculture done clear
  B)
   Vermicomposting done clear
  C)
   Sericulture done clear
  D)
   Pisciculture done clear
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• question_answer2)
  In which of these places bio-degradable waste is dumped and converted to organic manure?
  A)
                           Rivers                                   done clear
  B)
   Ponds  done clear
  C)
          Lakes                    done clear
  D)
          Pits done clear
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• question_answer3)
  Observe and identify the figure given below.
  A)
   bio-degradable waste done clear
  B)
   danger done clear
  C)
   decomposting done clear
  D)
   recycled and reused done clear
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• question_answer4)
  Why should the inorganic garbage be not burnt?
  A)
   It pollutes the environment done clear
  B)
   Soil becomes warm and dry done clear
  C)
   Decomposers in the soil get destroyed done clear
  D)
   Water in the soil get dried up done clear
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• question_answer5)
  Observe some of these items given below. Which of these items cannot be recycled?
  A)
                           P                            done clear
  B)
   Q                            done clear
  C)
   R            done clear
  D)
          S done clear
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• question_answer6)
  The exposed garbage bin encourages the spread of
  A)
   non-infectious diseases done clear
  B)
   deficiency diseases done clear
  C)
   congenital diseases done clear
  D)
   infectious diseases done clear
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• question_answer7)
  Anish buried the following in a corner of his garden to dispose them off.

  A broken egg shell

  Pencil shavings

  Dry leaves

  Plastic carry bags

  Fruit vegetable peels

  If the corner is dug up 5 years later, which of these is most likely to have remained the same?
  A)
   Dry leaves done clear
  B)
   A broken egg shell done clear
  C)
   Plastic carry bags done clear
  D)
   Fruit and vegetable peels done clear
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• question_answer8)
  Some things were buried in wet ground. Several years later they were dug up. Which thing is most likely to have stayed the same?
  A)
   A newspaper done clear
  B)
   A paper cup done clear
  C)
   A potato peel done clear
  D)
   A plastic glass done clear
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• question_answer9)
  Which of the following is the best way of keeping our surroundings clean?
  A)
   Throwing garbage on the road. done clear
  B)
   Letting waste water to flow on the road. done clear
  C)
   Throwing garbage into covered bins. done clear
  D)
   Spitting in the open. done clear
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• question_answer10)
  Which of the following get completely decompose?
  A)
   Left over food done clear
  B)
   Broken glass done clear
  C)
   Aluminium wrapper done clear
  D)
   Polythene bags done clear
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• question_answer11)
  Which of these articles cannot be recycled and used again?
  A)
   Newspaper  done clear
  B)
   Banana peel done clear
  C)
   Raincoat     done clear
  D)
   Plastic bags done clear
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• question_answer12)
  Which of the following is a good practice, concerning with the garbage collected from our houses?
  A)
   Organic wastes should be dumped in garden. done clear
  B)
   Organic wastes should be thrown in public places.                   done clear
  C)
   Organic wastes should be dumped in compost pit. done clear
  D)
   Organic wastes should be thrown on the road side.                   done clear
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• question_answer13)
  Why should we keep the vermi-composting waste layer moist and loose?
  A)
   To allow worms to move.          done clear
  B)
   To allow gases to release. done clear
  C)
   NOT to allow sufficient air and moisture. done clear
  D)
   NOT to decompose the garbage. done clear
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• question_answer14)
  Observe the given figures. Which of the following are biodegradable waste?
  A)
   P, Q, S        done clear
  B)
   Q, R, T done clear
  C)
   P, Q, T        done clear
  D)
   P, Q, R, S, T done clear
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• question_answer15)
  Solid kitchen wastes can be
  A)
   composted. done clear
  B)
   vermicomposted. done clear
  C)
   dumped in pit. done clear
  D)
   all of the above done clear
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• question_answer16)
  The vermi compost is prepared by using
  A)
   red worms done clear
  B)
   tapeworms done clear
  C)
   roundworms done clear
  D)
   flatworms done clear
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• question_answer17)
  Which of the following processes can be done to reuse used materials?
  A)
   Production  done clear
  B)
   Reduction done clear
  C)
   Recycle      done clear
  D)
   Composting done clear
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• question_answer18)
  Non-biodegradable waste like plastic and metals should be
  A)
   recycled. done clear
  B)
   burnt. done clear
  C)
   composted. done clear
  D)
   dumped in land fills. done clear
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• question_answer19)
  The rotting and conversion of some materials into manure is called
  A)
   recycling.     done clear
  B)
   composting. done clear
  C)
   garbage.      done clear
  D)
   land fill. done clear
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• question_answer20)
  Which of these is non-biodegradable?
  A)
   Newspaper  done clear
  B)
   Orange peel done clear
  C)
   Egg shell    done clear
  D)
   Coketin done clear
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• question_answer21)
  A material X is biodegradable, can be recycled and is non toxic and very useful. What is 'X' ?
  A)
   Glass bottle done clear
  B)
   Plastic bottle done clear
  C)
   Metal can    done clear
  D)
   Paper done clear
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• question_answer22)
  How can dried leaves and rotten vegetables be useful?
  A)
   By converting them to compost. done clear
  B)
   By treating them with acids. done clear
  C)
   By recycling. done clear
  D)
   By burning. done clear
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• question_answer23)
  Which of the following products will rot fastest when buried in soil?
  A)
   Vegetable wastes done clear
  B)
   Plastic bottle done clear
  C)
   Glass jar done clear
  D)
   Eraser done clear
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• question_answer24)
  Landfills are most commonly used method of soil waste disposal. Which is the best place for landfill in a city?
  A)
   Near a school. done clear
  B)
   Outside the city. done clear
  C)
   Near a hospital. done clear
  D)
   Near a park. done clear
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• question_answer25)
  Why is it desirable to use a jute bag for shopping?
  A)
   Jute is biodegradable. done clear
  B)
   Jute bags are stronger. done clear
  C)
   Jute is natural. done clear
  D)
   All of these. done clear
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• question_answer26)
  Which of the following 3R's are useful to save the environment?
  A)
   Revise, Reuse, Redeem. done clear
  B)
   Reduce, Reuse, Recycle. done clear
  C)
   Reduce, Resell, Redeem. done clear
  D)
   Revise, Resell, Reuse. done clear
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• question_answer27)
  After a science lesson on 'Man and his environment' a group of pupils grouped as P, Q, R and S made the following statements about recycling.

  P - Recycling reduces pollution

  Q - Recycling makes the environment unfit of living things

  R - Recycling helps to conserve energy

  S - Recycling results in wastage of natural resources

  Who has made the correct statement?
  A)
   P and Q     done clear
  B)
   P and R done clear
  C)
   Q and S     done clear
  D)
   Q and R done clear
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• question_answer28)
  Which of these articles can be recycled and used again?
  A)
   Newspaper done clear
  B)
   Plastic bags done clear
  C)
   Banana peel done clear
  D)
   Both (a) and (b) done clear
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• question_answer29)
  Which of the following terms is used for rotting and conversion of some materials into manure by using redworms?
  A)
   Manuring    done clear
  B)
   Vermicomposting done clear
  C)
   Garbage     done clear
  D)
   Landfill done clear
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• question_answer30)
  Which of the following takes the least time to decompose?
  A)
                           Pen                                       done clear
  B)
   Book     done clear
  C)
          Grapes                done clear
  D)
          Rain coat done clear
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• question_answer31)
  My Which of the following processes reduce pollution from animal excreta and organic waste from kitchen and also used economically in producing energy?
  A)
   Recycling. done clear
  B)
   Using them for producing biogas. done clear
  C)
   Dumping in land fills. done clear
  D)
   Using them directly as bio fertilizers. done clear
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• question_answer32)
  Which of the following materials can be recycled?
  A)
   Papers such as old newspapers, magazines and boxes. done clear
  B)
   Metals such as tin and aluminium used a food cans. done clear
  C)
   Food scraps such as chicken and fish bones. done clear
  D)
   Both (a) and (b) done clear
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• question_answer33)
  What happens when waste materials is/ are NOT properly disposed of?
  A)
   Pollution of water sources such as rivers and ponds. done clear
  B)
   Pollution of soil. done clear
  C)
   Breeding of disease - carrying vectors. done clear
  D)
   All of these done clear
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• question_answer34)
  Which of the following is/are NOT an disadvantage of waste decay?
  A)
   Decaying wastes give out poisonous gases. done clear
  B)
   Decaying wastes give out an unpleasant smell. done clear
  C)
   Biodegradable wastes are used to make compost. This make the soil fertile and help plants to grow strong and healthy. done clear
  D)
   All of these. done clear
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• question_answer35)
  Indiscriminate disposal of plastic wastes can cause environmental pollution. Which of the following statements is/are true?
  A)
   Plastics are made by chemicals. done clear
  B)
   Plastics are non-biodegradable. done clear
  C)
   Plastics produce toxic gases when burnt. done clear
  D)
   All of these done clear
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• question_answer36)
  Observe the given figures. Which of the following will rot first?
  A)
                           P                                            done clear
  B)
   Q                            done clear
  C)
   R                            done clear
  D)
          S done clear
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• question_answer37)
  Given below is the information about waste management. Which of the following is/are the results of waste management?

  (i) Reduction of air, water and land pollution.

  (ii) Conservation of natural resources

  (iii) Increase of air, water and land pollution.

  A)
    (i) and (ii) only done clear
  B)
   (i) and (iii) only done clear
  C)
   (ii) and (iii) only done clear
  D)
   (i), (ii) and (iii) done clear
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• question_answer38)
  Why is it difficult or impossible to degrade non-biodegradable wastes?
  A)
   Because non-biodegradable wastes can be recycled. done clear
  B)
   Because microorganisms cannot decompose it. done clear
  C)
   Because it is a solid waste. done clear
  D)
   All of the above. done clear
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• question_answer39)
  Read the information about a substance 'P' given below.

  P

  Can be recycled

  Bio-degradable

  Non-toxic and useful

  Which of the following substance is 'P?
  A)
   Paper        done clear
  B)
   Glass bottle done clear
  C)
   Metal can    done clear
  D)
   Plastic bottle done clear
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• question_answer40)
  In a campaign to save the environment, the following habits are encouraged.

  Reduce the use of paper

  Recycle newspaper

  Reuse paper bags

  What is the aim of the campaign?
  A)
   To conserve petrol. done clear
  B)
   To use more plastic. done clear
  C)
   To save the forest. done clear
  D)
   To avoid water pollution. done clear
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