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In Bougainvillea thorns are the modifications of (A) Stipules (B) Adventitious root (C) Stem (D) Leaf |
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Answer» The correct answer is (C) Stem Thom is a hard, pointed, woody and usually straight structure produced by modification of axillary bud. It provides protection against browsing animals. In Bougainvillea, thorns are modified stems. |
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