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8th Standard English Medium Science Subject T1 - Changes Around Us Book Back 2 Mark Questions with Solution Part - II Question Bank Software Jun-16 , 2021

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8th Standard English Medium Science Subject T1 - Changes Around Us Book Back 2 Mark Questions with Solution Part - II

8th Standard English Medium Science Subject T1 - Changes Around Us Book Back 2 Mark Questions with Solution Part - II

8th Standard

    Reg.No. :
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Science

Time : 00:30:00 Hrs
Total Marks : 10
    5 x 2 = 10

  1. Define a chemical reaction.

  2. Define catalysis

  3. What is pollution?

  4. What happens to the brine during electrolysis?

  5. What is the role of a catalyst in a chemical reaction?

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