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easyMCQNEET (UG) 20172026Biology
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In Bougainvillea thorns are the modifications of:

  1. A
    Adventitious root
  2. B
    Stem
  3. C
    Leaf
  4. D
    Stipules

Solution & Step-by-step Explanation

Thorns in Bougainvillea are woody, straight, and pointed structures developed from axillary buds, hence they are modified stems. In Citrus, they also serve for protection.

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In Bougainvillea thorns are the modifications of:
A
Adventitious root
B
Stem
C
Leaf
D
Stipules

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Morphology of Flowering PlantsStem ModificationsThorns

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