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Sexual Reproduction in Flowering Plants

AIPMT 2001MCQEasy📈 Topic in 62% papers+4−1
Ques. 1AIPMT 2001

Anemophily type of pollination is found in

  1. Salvia
  2. bottle brush
  3. Vallisneria
  4. coconut.

Answer

(4) coconut.

Solution

Anemophily is pollination by wind; such flowers produce large numbers of light, non-sticky pollen grains.

⇒ Salvia is insect pollinated (entomophily), bottle brush is bird pollinated (ornithophily) and Vallisneria is water pollinated (hydrophily).

∴ Anemophily is found in coconut.

Answer: (4)

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Ques. 2AIPMT 2000

Hair found in the inflorescence of Zea mays are the modification of

  1. style
  2. stigma
  3. spathe
  4. filaments.
Ques. 3AIPMT 2000

Endosperm is formed during the double fertilization by

  1. two polar nuclei and one male gamete
  2. one polar nucleus and one male gamete
  3. ovum and male gamete
  4. two polar nuclei and two male gametes
Ques. 4AIPMT 2000

Eight nucleated embryo sac is

  1. only monosporic
  2. only bisporic
  3. only tetrasporic
  4. any of these.

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