CBSE  /  Class 11  /  Biology  /  Plant Kingdom

  • 1. 
    Rhodophyceae is called red algae because of the pigment

  • Fucoxanthin
  • Phycoerythrin
  • Carotenoids
  • Chlorophyll c

  • 2. 
    In moss stomata appears on

  • Capsule
  • Leaves
  • Stem
  • All of these

  • 3. 
    The gametophyte is not an independent, free-living generation in

  • Pinus
  • Polytrichum
  • Adiantum
  • Marchantia

  • 4. 
    In gymnosperms, the development of pollen grains occurs in

  • Strobili
  • Microsporangia
  • Megasporangia
  • Macrosporangia

  • 5. 
    Ribbon shaped chloroplasts occur in

  • Ulothrix
  • Spirogyra
  • Chlamydomonas
  • Riccia

  • 6. 
    Antheridia and Archegonia are sex organs of

  • Moss
  • Mucor
  • Spirogyra
  • Puccinia

  • 7. 
    Iodine is found in

  • Spirogyra
  • Laminaria
  • Polysiphonia
  • Chlorella

  • 8. 
    Bryophytes are called amphibians of plant kingdom because

  • These plants live in soil and depend on marine organisms for asexual reproduction.
  • These plants live in soil and depend on water for sexual reproduction.
  • These plants live in water and depend on land animals for sexual reproduction.
  • These plants live near water bodies.

  • 9. 
    Which one of the following is a vascular cryptogram?

  • Cedrus
  • Equisetum
  • Ginkgo
  • Marchantia

  • 10. 
    Pinus differs from mango in having

  • Tree habit
  • Green leaves
  • Ovules not enclosed in ovary
  • Wood
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