NCERT/Class 11/Biology/Plant Kingdom

Plant Kingdom

Class 11 · Biology

131 questions46 easy53 medium32 hard

Sample Questions

Q1.Which of the following algae is a colonial form?

  • ASpirogyra
  • BUlothrix
  • CVolvox
  • DLaminaria

Q2.What would happen if all pteridophytes became heterosporous? Which of the following would be a likely evolutionary consequence?

  • AThey would lose their vascular tissues
  • BThey would still require water for fertilisation
  • CThe evolution toward seed habit would be accelerated
  • DBoth b and c

Q3.Which of the following is an example of a liverwort?

  • AFunaria
  • BMarchantia
  • CSphagnum
  • DPolytrichum

Q4.How does oogamy differ from anisogamy?

  • AIn oogamy, both gametes are non-motile
  • BIn oogamy, both gametes are of equal size
  • CIn oogamy, the female gamete is large and non-motile while the male is small and motile
  • DIn oogamy, gametes are produced in zoosporangia

Q5.The gametophyte of a pteridophyte is called:

  • AProtonema
  • BProthallus
  • CThallus
  • DStrobilus

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
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Concepts Covered

Algae - Economic ImportanceAlgae - General CharacteristicsAlgae - ReproductionAlternation of GenerationsAngiospermsBryophytes - General CharacteristicsChlorophyceae (Green Algae)Classification SystemsComparative Plant GroupsGymnosperm ReproductionGymnosperms - General CharacteristicsHeterospory and Seed HabitLiverwortsMossesPhaeophyceae (Brown Algae)Ploidy Levels in Plant Life CyclesPteridophyte ClassificationPteridophytes - General CharacteristicsRhodophyceae (Red Algae)

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