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12th Class Chemistry Sample Paper Chemistry Sample Test Paper-9

  • question_answer
      (a) State two main differences between globular protein and fibrous protein.                                                    1 (b) Name the main disease caused due to lack of the vitamin and its sources in each of the following: .                                                                                                                                                                      2

    Answer:

      (a) Difference between Globular and Fibrous proteins:
    Properties Globular proteins Fibrous Proteins
    (i)Structure
    (ii)Solubility in water Soluble Insoluble                                             1
      (b)
    Vitamin Source Deficiency disease
                    A Fish oil. Carrots etc. Xerophthalmia
                    Whole grains, yeast , egg yolk etc. Dermatitis , convulsion
                    E Germ oil, cotton seed oil, soyabean oil etc. Sterility                                                                 2


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