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Chemistry in Everyday Life Test - 5

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Chemistry in Everyday Life Test - 5
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Weekly Quiz Competition
  • 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
    Cetyltrimethylammonium bromide is called invert soap because
  • Question 10
    1 / -0
    The synthetic steroid that blocks the effects of progesterone is
  • Question 11
    1 / -0
    Which statement about p-Hydroxybenzoate esters is incorrect?
  • Question 12
    1 / -0
    Which of following is used as an antacid but not an anti-histamine?
  • Question 13
    1 / -0
    The substances which do not act as drug targets essentially are
  • Question 14
    1 / -0
    Which of the following is commonly referred to as a -Lactum?
  • Question 15
    1 / -0
    The well-known antibiotic streptomycin is a derivative of
  • Question 16
    1 / -0
    Which statement about antioxidants is wrong?
  • Question 17
    1 / -0
    Which of the following food preservatives is ultimately excreted in the urine as hippuric acid?
  • Question 18
    1 / -0
    The detergent used in hair conditioner is
  • Question 19
    1 / -0

    Ortho – sulphobenzimide is

    Solution

    Ortho-sulphobenzimide, also called saccharin, is the first popular artificial sweetening agent. It is about 550 times as sweet as cane sugar. Its use is of great value to diabetic persons and people who need to control intake of calories.

  • Question 20
    1 / -0
    Acetoxy salicylic acid is an
  • Question 21
    1 / -0

    Lather formed in shaving soaps is due to

    Solution

    Shaving soaps contain glycerol to prevent rapid drying. A gum called, rosin is added while making them. It forms sodium rosinate which lathers well. So lather forms in shaving soaps is due to Sodium rosinate.

  • Question 22
    1 / -0
    Which of the following statements about tranquilizers is true?
  • Question 23
    1 / -0
    Which of the following are semisynthetic modifications of penicillin?

    I.    Ampicillin
    II.   Amoxicillin
    III.  Streptomycin
  • Question 24
    1 / -0
    Identify the correct statement about tagamet.
  • Question 25
    1 / -0
    Which statement about sodium lauryl sulphate is not true?
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