Science

riju
12 players
  1. Which is the most abundant gas in the earth's atmosphere ?
    • Nitrogen
    • Carbon
    • Oxygen
    • Chlorine
  2. % of nitrogen in atmosphere ?
    • 79.65%
    • 78.02%
    • 78.08%
    • 77.98%
  3. Which gas evolved from paddy fields and marshes ?
    • Ethane
    • Methane
    • Oxygen
    • Carbondioxide
  4. Which toxic element present in automobile exhausts ?
    • Tin
    • Iron
    • Cupper
    • Lead
  5. Which metal is used in the making of microchips ?
    • Silicon
    • Tin
    • Lead
    • Platinum
  6. What is sodium carbonate commonly known as ?
    • Baking soda
    • Sodium bicarbonate
    • Soda ash
    • Washing soda or soda ash
  7. Which gas evolved from paddy fields and marshes?
    • Ethane
    • Methane
    • Oxygen
    • Carbondioxide
Question based on science.
  • Created 12/10/2019
  • Published 12/10/2019
  • Amended 12/10/2019
  • Difficulty Easy
  • Questions 7
  • Theme Scientific

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