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Biomolecules Test - 3

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Biomolecules Test - 3
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Weekly Quiz Competition
  • Question 1
    1 / -0

    98% of living body is formed of six elements- C, H,N,O and

    Solution

    Everything in universe is made up of elements. The body of living organisms contain mainly six elements. These are carbon, hydrogen, oxygen phosphorous and Sulphur. In facts, 98% of living body is formed on these six elements.

  • Question 2
    1 / -0

    Element located in centre of pophyrin ring of chlorophyll is

    Solution

    Chlorophyll molecule consists of a porphyrin ring and a long tail like chain of carbon and hydrogen. The centre of pophyrin ring is occupied by Mg ions.

  • Question 3
    1 / -0

    What should be TDS of Ca++ and Mg++ in soft water?

    Solution

    TDS stands for total dissolved solids which are inorganic salts dissolved in water. The TDS of soft water should be up to 120 ppm.

  • Question 4
    1 / -0

    Identify the incorrect pair in the following

    Solution

    Haemoglobin present in blood transport gases, RNA ( tRNA and mRNA) are involved in proteinsynthesis and steroids are used as sex stimulating chemicals but glucose is not a storage product.

  • Question 5
    1 / -0

    Most abundant mineral in body fluids are

    Solution

    Most abundant mineral in body fluids are Na+ and Cl− ions. These ions are responsible for generation of impulses and its transfer through neuron cells.

  • Question 6
    1 / -0

    Which of the following metabolites are incorrect pairs?

    Solution

    Ricin and abrin are toxins.

  • Question 7
    1 / -0

    Number of fatty acid residues found in one molecules of fat is

    Solution

    Fat consists of molecules of fatty acids and molecules of glycerin. Each molecule of fat contain three molecules of fatty acids and one molecule of glycerine.

  • Question 8
    1 / -0

    In most fungi the structural polysaccharide of cell wall is ------

    Solution

    In most fungi the structural polysaccharide of cell wall is chitin. In plant cells cell wall is made up of cellulose.

  • Question 9
    1 / -0

    Which of the following nitrogenous base produces nucleoside only with ribose sugar?

    Solution

    Uracil nitrogenous base is produces nucleoside only with ribose sugar. This nucleoside is present only inside the RNA and absent in DNA.

  • Question 10
    1 / -0

    The plant cell wall are made up of

    Solution

    Plant cell walls are made of cellulose. Paper made from plant pulp is cellulose.

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