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Biology

In a cactus plant, photosynthesis occurs in

  1. Leaves
  2. Spines
  3. Modified roots
  4. Modified stem

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Answer

Modified stem

Reason — In the cactus, leaves are modified into spines. The green leaf like structure is modified into stem, which contains chlorophyll. Thus, the modified stem is the centre of photosynthesis in the cactus plants instead of leaves.

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