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Plant Kingdom — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYPlant Kingdom1 Mark
MCQ
Algae differ from Bryophyta in possessing:
  • A
    Naked sex organs
  • B
    Sex organs covered with sterile covering
  • C
    Chlorophyll a and b
  • D
    Aerobic respiration
✓

Answer

  1. Naked sex organs

Explanation:

In algae, sex organs are one - celled and not covered by a sterile jacket (naked), whereas in bryophytes sex organs are multicellular and covered. 

Bryophytes are called amphibians of the plant kingdom. 

Zygote is liberated from plants in the case of algae, whereas in bryophytes zygote remain enclosed in archegonium.

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