Sexual Reproduction in Flowering Plants

Class 12 · Biology

91 questions29 easy36 medium26 hard

Sample Questions

Q1.In syngamy, the fusion of male gamete with egg cell produces:

  • ATriploid primary endosperm nucleus
  • BDiploid zygote
  • CHaploid spore
  • DTetraploid cell

Q2.Transfer of pollen grains from the anther to the stigma of the same flower is called:

  • AGeitonogamy
  • BXenogamy
  • CAutogamy
  • DAllogamy

Q3.The junction between the ovule and the funicle is called:

  • AMicropyle
  • BChalaza
  • CHilum
  • DNucellus

Q4.How many wall layers surround a typical microsporangium?

  • ATwo
  • BThree
  • CFour
  • DFive

Q5.Which of the following plants produces cleistogamous flowers?

  • ARose
  • BViola
  • CSunflower
  • DHibiscus

Q6.This is a sample question to preview what you'll get in the full practice test...

  • A. Option one
  • B. Option two
  • C. Option three
  • D. Option four

Concepts Covered

Agents of pollinationApomixis and polyembryonyDouble fertilisationEmbryo developmentEmbryo sac developmentEndosperm developmentFlower structureFruit developmentMegasporogenesisMicrosporogenesisOutbreeding devicesPistil and megasporangiumPollen grain structurePollen-pistil interactionPollination typesSeed structure and formationStamen and microsporangium

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