10th Class Science Life Processes Question Bank 10th CBSE Science Life Processes

  • question_answer
      Sanjeev, owner of a factory collects resins and gums from the trees of a forest for the production of certain substances.   On the basis of above text answer the following questions (a) What are gums and resins? (b) What are the use of these substances? (c) What values were shown by Sanjeev?

    Answer:

                      (a) Gums and resins are the excretory products in plants. Gums are degradation products of cell wall while resins are oxidation products of cell wall.                                         (1) (b) These substances are used in the production of medicine, cosmetics, essential oil for therapeutic uses and incense, etc.     (1) (c) The values shown by Sanjeev are general awareness, knowledgeable and love for his environment.                                                    (1)


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