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  • Question
  • The enzyme in whosepresence glucose and fructose are converted into alcohol is


  • Options
  • A. Diastase
  • B. Maltase
  • C. Invertase
  • D. Zymase

  • Correct Answer
  • Zymase 


  • Chemistry problems


    Search Results


    • 1. Which one is not the isotopes of hydrogen

    • Options
    • A. Protium
    • B. Deuter
    • C. Tritium
    • D. All
    • Discuss
    • 2. In isotopes the number of neutrons are

    • Options
    • A. same
    • B. different
    • C. both
    • D. none
    • Discuss
    • 3. Of the following radiations, the most easily stopped by air

    • Options
    • A. alpha - rays
    • B. beta - rays
    • C. gamma -rays
    • D. x - rays
    • Discuss
    • 4. Gamma rays are

    • Options
    • A. high energy electrons
    • B. low energy electrons
    • C. high energy electromagnetic
    • D. high energy positrons waves
    • Discuss
    • 5. Nucleons are

    • Options
    • A. protons and neutrons
    • B. neutrons and electros
    • C. protons and electrons
    • D. protons, neutrons and electrons
    • Discuss
    • 6. The pH of pure water is nearly 7.It will increase on the addition of

    • Options
    • A. ammonia
    • B. cane sugar
    • C. common salt
    • D. hydrochloric acid
    • Discuss
    • 7. Which of the following is an Organic Molecule?

    • Options
    • A. Nitrogen gas
    • B. Ammonia
    • C. Fructose
    • D. Water
    • Discuss
    • 8. What does one mole of H2O correspond to

    • Options
    • A. 16 gms
    • B. 18 gms
    • C. 20 gms
    • D. 22 gms
    • Discuss
    • 9. Which sample is a pure substance?

    • Options
    • A. Table salt
    • B. Pure water
    • C. a test tube of zinc oxide
    • D. All the above
    • Discuss
    • 10. Which of the following is an example of chemical weathering?

    • Options
    • A. Oxidation
    • B. Acid rains
    • C. Carbonation
    • D. All the above
    • Discuss


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