Botany - Plant Kingdom Book Back Questions

11th Standard

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Biology

Time : 00:45:00 Hrs
Total Marks : 15
    4 x 1 = 4
  1. Which of the plant group has gametophyte as a dominant phase?

    (a)

    Pteridophytes

    (b)

    Bryophytes

    (c)

    Gymnosperm

    (d)

    Angiosperm

  2. Which of following represent generation in pteridophytes?

    (a)

    Prothallus

    (b)

    Thallus.

    (c)

    Cone

    (d)

    Rhizophore

  3. The haploid number of chromosome for an Angiosperm is 14, the number of chromosome in its endosperm would be

    (a)

    7

    (b)

    14

    (c)

    42

    (d)

    28

  4. Endosperm in Gymnosperm is formed

    (a)

    At the time of fertilization.

    (b)

    Before fertilization.

    (c)

    After fertilization.

    (d)

    Along with the development of embryo .

  5. 4 x 2 = 8
  6. Differentiate halpontic and diplontic life cycle.

  7. What is plectostele? Give example.

  8. What do you infer from the term pycnoxylic?

  9. Do you agree with the statement 'Bryophytes I need water for fertilization'? Justify your answer.

  10. 1 x 3 = 3
  11. Do you think shape of chloroplast is unique for algae? Justify your answer.

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