Chemistry in Everyday Life English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021

8th Standard

    Reg.No. :
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Science

Time : 00:05:00 Hrs
Total Marks : 5

    Part A

    5 x 1 = 5
  1. The chemical mixed with LPG that helps in the detection of its leakage is __________

    (a)

    methanol

    (b)

    ethanol

    (c)

    camphor

    (d)

    mercapton

  2. Which is known as syn gas?

    (a)

    Marsh gas

    (b)

    Water gas

    (c)

    Producer gas

    (d)

    Coal gas

  3. The unit of calorific value of fuel is __________

    (a)

    kilo joule per mole

    (b)

    kilo joule per gram

    (c)

    kilo joule per kilo gram

    (d)

    joule per kilogram

  4. __________ is the coal of superior quality.

    (a)

    Peat

    (b)

    Lignite

    (c)

    Bituminous

    (d)

    Anthracite

  5. The main component of natural gas is __________

    (a)

    methane

    (b)

    ethane

    (c)

    propane

    (d)

    butane

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