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Biomolecules Test - 38

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Biomolecules Test - 38
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  • Question 1
    1 / -0
    Match the following:

       List - I                                List - II
    A. Vitamin B$$_{1}$$                  1. Riboflavin
    B. Vitamin B$$_{2}$$                  2. Pantothenic acid
    C. Vitamin B$$_{3}$$                  3. Niacin
    D. Vitamin B$$_{5}$$                  4. Thiamine

    Solution
    Vitamin $$B_1$$ is called Thiamine.

    Vitamin $$B_2$$ is called Riboflavin.

    Vitamin $$B_3$$ is called Niacin.

    Vitamin $$B_5$$ is called Pantothenic acid.

    The correct match is A-4, B-1, C-3, D-2.

    Hence, the correct option is A.
  • Question 2
    1 / -0
    Among Valine, Leucine, Isoleucine, Lysine and Phenyl alanine, odd member is:
    Solution
    Among Valine, Leucine, Isoleucine, Lysine and phenyl alanine, odd member is Valine, since others are basic as they contain more amino groups than carboxylic groups. 
  • Question 3
    1 / -0
    In nucleic acids, the sequence is :
    Solution
    In nucleic acids, the sequence is phosphate-sugar-base. There are three potential metal binding groups on nucleic acids: phosphate, sugar and base moieties.

  • Question 4
    1 / -0

    STATEMENT-1: Morphactin inhibits mitosis.
    STATEMENT-2: Morphactin is derived from fluorene-9-carboxylic acid.
    Select the correct option regarding given statements:
    Solution
    Morphactins inhibit mitosis in the root meristem and disturb the polarity of cell division.
    Morphactin is a derivative of fluorene-9-carboxylic acid and is often called "antigibberellin"
    Thus,  STATEMENT-1 is True, STATEMENT-2 is True; STATEMENT-2 is NOT a correct explanation for STATEMENT-1.
  • Question 5
    1 / -0

    STATEMENT-1 : Pyridoxine is a water soluble vitamin.
    STATEMENT-2 : Pyridoxine contains a chromone ring with 3-methyl groups.
    Solution
    Option (C) is correct. 
    STATEMENT 1- Pyridoxine is a water-soluble vitamin. These are packed into the watery portions of the foods we eat. They are absorbed directly into the bloodstream as food is broken down during digestion. 
    STATEMENT 2- Pyridoxine contains chromone ring with 1- methyl group. The chemical name of pyridoxine is 2-methyl-3-hydroxy-4,5-bis(hydroxy-methyl)pyridine. 

  • Question 6
    1 / -0
    Which fat soluble vitamin is present in liver cell?
    Solution
    Vitamin A, D, E, K are fat-soluble vitamin 
    A is present in liver cell 
    D is present in liver cell and beef liver and eggs 
    E is present almond and sunflower

    Hence, the correct option is $$\text{D}$$
  • Question 7
    1 / -0
    Consider the given statements:

    I. Maltose is also known as malt sugar.
    II. Sucrose is also known as cane sugar.
    III. Lactose is also known as grape sugar.
    IV. Starch is also known as amylum.

    The correct statement(s) is/are:
    Solution
    (I) Maltose is also known as malt sugar.

    (II) Sucrose is also known as cane sugar.

    (III) Lactose is also known as milk sugar.

    (IV) Starch is also known as amylum.

    Hence, option A is correct.
  • Question 8
    1 / -0
    The source of folic acid is:
    Solution
    The source of folic acid is spinach leaf. It is also found in asparagus, lettuce, chick peas, sprouts, beets, broccoli, corn, green peas, oranges, orange juice, legumes and green leafy vegetables.
  • Question 9
    1 / -0
    Vitamin B$$_{6}$$ is known as:
    Solution
    Vitamin $$B_6$$ is known as pyridoxine. It is required by your body for utilization of energy in the foods you eat, production of red blood cells, and proper functioning of nerves. Pyridoxine is one form of vitamin $$B_6$$. Its hydrochloride salt pyridoxine hydrochloride is used as vitamin $$B_6$$ dietary supplement
  • Question 10
    1 / -0
    Two vitamins absorbed from intestines, along with fats, are:
    Solution
    Vitamins $$A$$ and $$D$$ are absorbed from intestines along with fats. These are fat soluble vitamins, which are absorbed in fat globules (called chylomicrons) that travel through the lymphatic system of the small intestines, and into the general blood circulation within the body.
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