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Synthetic Fibre...

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  • Question 1
    1 / -0

    Which of the following is a method to control water pollution?

  • Question 2
    1 / -0

    Common variety of polyester is_____

  • Question 3
    1 / -0

    $$4R$$ concept is a measure to control ________.

  • Question 4
    1 / -0

     Disposable plastic plates should not be used because:

  • Question 5
    1 / -0

    Which of the following best describes biodegradation?

  • Question 6
    1 / -0

    Which of the following is biodegradable?

  • Question 7
    1 / -0

    Plastic can  __________ percolation of water into the soil and prevent replenishment of groundwater.

  • Question 8
    1 / -0

    What is biodegradable?

  • Question 9
    1 / -0

    Which of the following are the advantages of plastic over metals?
    1. Plastics are lighter.
    2. Plastics are usually cheaper.
    3. Plastics are inert to both acids and alkalis.

  • Question 10
    1 / -0

    Environmental pollution by plastics can be minimized by practising the 4R principle, which stands for:

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