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Definition of terpenoids

Quiz by Charulatha PSGRKCW (Chem)

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11 questions
Show answers
  • Q1
    What are terpenoids?
    A group of small mammals related to rodents.
    A class of organic compounds derived from isoprene units.
    A method of soil preparation in agriculture.
    A type of metal found in the Earth's crust.
  • Q2
    Which of the following is a characteristic of sesquiterpenoids?
    They contain 25 carbon atoms
    They contain 20 carbon atoms
    They contain 15 carbon atoms
    They contain 10 carbon atoms
  • Q3
    What is the general formula for terpenoids?
  • Q4
    What is the main structural feature of terpenoids?
    Isoprene unit
    Carbonyl group
    Phenyl ring
    Amino group
  • Q5
    Which of the following is a biological source of terpenoids?
    Baking soda
  • Q6
    What are some industrial uses of terpenoids?
    Glass manufacturing
    Flavor and fragrance production
    Textile production
    Sound production
  • Q7
    Monoterpenoids consists of
    20 Carbon
    5 Carbon
    10 Carbon
    15 Carbon
  • Q8
    What is the isoprene rule in terpenoids?
    Terpenoids are composed of multiples of isoprene units.
    Terpenoids cannot be synthesized in a lab.
    Terpenoids are only found in plants.
    Terpenoids are composed of carbon and oxygen only.
  • Q9
    What is the special isoprene rule in terpenoids?
    Isoprene units are always added in multiples of four.
    Isoprene units are always added in multiples of three.
    Isoprene units are always added in odd numbers.
    Isoprene units are always added in multiples of two by head to tail manner
  • Q10

    Zingiberine contains

    Two double bonds

    Three double bonds

    One double bonds

  • Q11

    Optical exaltation confirms the presence of

    Triple bonds

    Conjugated double bonds

    Isolated double bonds


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