Class 6 Garbage In Garbage Out CBSE Questions & Answers

Class 6 · Garbage In Garbage Out

This is Science Class 6 Garbage in Garbage out CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Organic wastes are generally
  • A
    Non- biodegradable
  • B
    Non-renewable
  • C
    Biodegradable
    Correct
  • D
    Renewable
2
Which of the following is non-biodegradable?
  • A
    Cotton cloth
  • B
    Leather shoes
  • C
    Cardboard
  • D
    Glass bottle
    Correct
3
The method of preparing compost by using earthworm is called
  • A
    Decomposition
  • B
    Annealing
  • C
    Fermentation
  • D
    Vermiform composting
    Correct
4
Using the same thing by cleaning is called
  • A
    Reduce
  • B
    Recycle
  • C
    Reusing
    Correct
  • D
    Remove
5
Which of the following is not an example of municipal solid waste?
  • A
    Packing materials
  • B
    Paper
  • C
    Batteries
  • D
    Sewage
    Correct
6
Large objects like plastic bottles, plastics and cans floating in water are removed by
  • A
    Chlorination
  • B
    Aeration
  • C
    Bar screen
    Correct
  • D
    Sedimentation
7
In public places dustbin of different colour are placed for
  • A
    Segregation
    Correct
  • B
    Attraction
  • C
    Separation
  • D
    Beautification
8
Mostly landfills are used for land
  • A
    Composting
  • B
    Reclamation
    Correct
  • C
    Fermentation
  • D
    Regeneration
9
Addition of harmful substance in water leads to
  • A
    Algal bloom
  • B
    Water pollution
    Correct
  • C
    High oxygen demand
  • D
    Microbial growth
10
To reduce plastic waste we should
  • A
    Dump it in sea
  • B
    Bury in the earth
  • C
    Burn it
  • D
    Minimize its use
    Correct
11
In landfill, organic wastes decomposes in presence of
  • A
    Bacteria and fungi
    Correct
  • B
    Protozoa and nematodes
  • C
    Algae and fungi
  • D
    Bacteria and virus
12
Passing chlorine gas through drinking water to disinfect it is called
  • A
    Sterilization
  • B
    Chlorination
    Correct
  • C
    Cleaning
  • D
    Aeration
13
A person who separates articles into various categories and sell for recycling
  • A
    Factory worker
  • B
    House-cleaner
  • C
    Kabadiwala
    Correct
  • D
    Vegetable seller
14
Waste management includes
  • A
    Recycle, reuse and reduce
    Correct
  • B
    Recycle, return and reuse
  • C
    Reuse, reduce and remove
  • D
    Reduce, remember and reuse
15
The network of drainage pipe to carry waste water is called
  • A
    Water supply system
  • B
    Sewer system
    Correct
  • C
    Waste water supply
  • D
    Drainage