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Garbage in Garbage out Test - 8

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Garbage in Garbage out Test - 8
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Weekly Quiz Competition
  • Question 1
    1 / -0
    A garbage collector separate items mentioned below in the garbage into red, green and blue containers for their transfer to landfill, composting pit, and recycling unit respectively. Items:
    (i) Plastic bags
    (ii) Newspaper and journals
    (iii) Screw and nuts
    (iv) Vegetable peels
    (v) Metal chips
    (vi) Egg shells
    Which items were transferred to which bin? 
    Solution
    Red bins are installed for waste like metal chips, screws and nuts. Green bins are installed for collecting biodegradable waste like egg shells and vegetable peels. Blue bins are installed for collecting the newspapers and journals, cardboard etc
    So, the correct answer is 'RED - (i), (iii) and (v); GREEN - (iv) and (vi); BLUE - (ii) only
  • Question 2
    1 / -0
    Glass, aluminium cans and metals are included in;
  • Question 3
    1 / -0
    Which of the following is an example of non-biodegradable waste!
    Solution
    Non-Biodegradable wastes are those that cannot break down or degrade for many years. These are waste that cannot change into manure and they pile up causing pollution. The burning of these fuels causes more pollution in the environment. The non-biodegradable wastes become useful when they can be recycled. 
    Examples of non-biodegradable wastes are plastics, glasses, metals, toxic chemicals, toxins, plastic products like plastic bags, grocery bags, plastic containers, and plastic water bottles are also non-biodegradable. 
    So the answer is option D 'Polythene'. 
  • Question 4
    1 / -0
    Which of the following is the waste product obtained during the extraction of metal?
    Solution
    Slag is the waste product obtained during the extraction of every tonne of the metal extracted.
    Sludge is formed during water treatment, carbon is a chemical element while soil is a material composed of five ingredients — minerals, soil organic matter, living organisms, gas, and water.
    Thus, the correct option is A- 'Slag'.
  • Question 5
    1 / -0
    Flower petals can be used to give colour to the
  • Question 6
    1 / -0
    If you dump kitchen waste in a pit, it may, after sometime 
    Solution
     Kitchen waste is biodegradable, hence, when dumped into a pit will be acted upon by the decomposers and converted into compost.
    So, the correct answer is option (a) convert into compost.
  • Question 7
    1 / -0
    Which one of the following material is not safe to prepare carry bags?
    Solution
    • Polythene is a type of plastic. This substance is non-biodegradable and cannot be degraded by natural processes. 
    • It poses several risks due to its accumulation in the environment. On burning, it releases poisonous gases in the air causing health issues. 
    • Hence polythene is not safe to prepare carry bags.
      Thus the correct answer is option D.
  • Question 8
    1 / -0
    Which of the following do not rot and undergo composting?
    Solution
    Wastes from the kitchen and plant and animal wastes undergo rotting and turn into manure(Composting). However, plastics and glass do not rot and remain as such for many years.
    Hence the correct option is B.
  • Question 9
    1 / -0
    The process of conversion of wastes into manure is called:
    Solution
    Composting is the process by which certain wastes such as kitchen wastes and plant and animal wastes undergo rotting and get converted to manure in the soil.
    Hence the correct option is D.
  • Question 10
    1 / -0
    Earthworms survive in
    Solution
    An earthworm survives and grows well in moist soil. They cannot grow in hot or cold conditions.
    Hence the correct option is C.
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