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STD 12 - 11. organisms and populations — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 11. organisms and populations1 Mark
MCQ
Photosynthesis in Opuntia is done by
  • A
    Leaves
  • ✓
    Stem
  • C
    Roots
  • D
    Shoot
✓

Answer

Correct option: B.
Stem
b
Opuntia's leaves changes into spine to reduce the transpiration during course of evolution and the working of leaves takes over by stem. Opuntia's stem: have green colour and perform photosynthesis

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