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  • Question
  • Galvanised iron sheets have a coating of


  • Options
  • A. lead
  • B. chromium
  • C. zinc
  • D. tin

  • Correct Answer
  • zinc 


  • General Science problems


    Search Results


    • 1. Durand Cup is associated with the game of

    • Options
    • A. Cricket
    • B. Football
    • C. Hockey
    • D. Volleyball
    • Discuss
    • 2. Dr. Linus Carl Pauling is the only person to have won two Nobel prizes individually for

    • Options
    • A. Chemistry in 1954, Peace Prize in 1962
    • B. Peace Prize in 1954, Chemistry in 1962
    • C. Physics in 1954, Medicine in 1962
    • D. Medicine in 1954, Physics in 1962
    • Discuss
    • 3. Gabriel Daniel Fahrenheit was

    • Options
    • A. a German Physicist
    • B. developed the mercury thermometer in 1714
    • C. devised temperature scale
    • D. All of the above
    • Discuss
    • 4. Coral reefs in India can be found in

    • Options
    • A. the coast of Orissa
    • B. Waltair
    • C. Rameshwaram
    • D. Trivandrum
    • Discuss
    • 5. Golf player Vijay Singh belongs to which country?

    • Options
    • A. USA
    • B. Fiji
    • C. India
    • D. UK
    • Discuss
    • 6. Washing soda is the common name for

    • Options
    • A. Sodium carbonate
    • B. Calcium bicarbonate
    • C. Sodium bicarbonate
    • D. Calcium carbonate
    • Discuss
    • 7. Marsh gas is

    • Options
    • A. nitrogen
    • B. ethane
    • C. methane
    • D. hydrogen
    • Discuss
    • 8. In fireworks, the green flame is produced because of

    • Options
    • A. sodium
    • B. barium
    • C. mercury
    • D. potassium
    • Discuss
    • 9. The element common to all acids is

    • Options
    • A. hydrogen
    • B. carbon
    • C. sulphur
    • D. oxygen
    • Discuss
    • 10. The average salinity of sea water is

    • Options
    • A. 3%
    • B. 3.5%
    • C. 2.5%
    • D. 2%
    • Discuss


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