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12th Standard English Medium Biology (Zoology) Subject Organisms and Population Creative 3 Mark Questions with Solution Part - II

12th Standard

    Reg.No. :
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Biology

Time : 01:00:00 Hrs
Total Marks : 15

    3 Marks

    5 x 3 = 15
  1. How is the camel able to withstand desert conditions?

  2. What is phototropism?

  3. a) What is pedosphere?
    b) What is soil profile?

  4. Name the kind of interaction in the following pairs.
    (a) Shark and Suckerfish
    (b) Cat and Rat
    (c) Lion and Deer

  5. Fruit Dies(Drosophila melanogaster) are the most widely used genetic tool by molecular geneticists. The life cycle of a fruit fly completes within a time span of 15 days. Calculate the death rate if 12 individuals in a laboratory population of 148 fruit Diesdied during a particular week

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