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Chemistry in Everyday Life Test - 3

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Chemistry in Everyday Life Test - 3
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  • Question 1
    1 / -0

    The drug that blocks the action of an enzyme by binding at the active site of the substrate is a

  • Question 2
    1 / -0

    Saponification is a process which involves

    Solution

    Soaps used for cleaning purpose are sodium or potassium salts of long chain fatty acids, e.g., stearic, oleic and palmitic acids. Soaps containing sodium salts are formed by heating fat (i.e., glyceryl ester of fatty acid) with aqueous sodium hydroxide solution. This reaction is known as saponification.

     

  • Question 3
    1 / -0

    Enzymes act as catalysts for biological reactions. Which of the following statements regarding enzymes is not true?

  • Question 4
    1 / -0

    Very low concentrations of Sulphurdioxide acts as

    Solution

    Disinfectants are applied to inanimate objects such as floors, drainage system, instruments, etc. Same substances can act as an antiseptic as well as disinfectant by varying the concentration. Very low concentrations of SO2 act as disinfectant.
     

  • Question 5
    1 / -0

    Which of the following artificial sweeteners has the maximum sweetness value?

  • Question 6
    1 / -0

    Norethindrone is a

    Solution

    Norethindrone is an example of synthetic progesterone derivative most widely used as antifertility drug. 

     

  • Question 7
    1 / -0

    The antibiotic which is bacteriostatic is

  • Question 8
    1 / -0

    Which of the following is a neurotransmitter?

  • Question 9
    1 / -0

    The synthetic steroid that blocks the effects of progesterone is

  • Question 10
    1 / -0

    Cetyltrimethylammonium bromide is called invert soap because

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