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10th Standard English Medium Science Subject Periodic Classification of Elements Creative 4 Mark Questions with Solution Part - I Question Bank Software Jul-03 , 2021

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10th Standard English Medium Science Subject Periodic Classification of Elements Creative 4 Mark Questions with Solution Part - I

10th Standard English Medium Science Subject Periodic Classification of Elements Creative 4 Mark Questions with Solution Part - I

10th Standard

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Science

Time : 00:30:00 Hrs
Total Marks : 20
    5 x 4 = 20

  1. Distinguish ore from a mineral.

  2. Explain hydraulic washing with a neat diagram.

  3. How are magnetic ores separated from non magnetic impurities? Explain.

  4. How is zinc blende concentrated? Explain it with a neat diagram

  5. Explain Bessemerisation

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