STRUCTURAL ORGANISTION OF PLANTS AND ANIMALS
MORPHOLOGY OF FLOWERING PLANTS
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Phylloclade
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Cladode
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Cladophyll
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Phyllode
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Detailed explanation-1: -Phyllode. In some plants, the petiole becomes flattened, taking the shape of a leaf and turns green in colour. This is known as phyllode.
Detailed explanation-2: -Phyllodes are modified petioles or leaf stems, which are leaf-like in appearance and function. In some plants, these become flattened and widened, while the leaf itself becomes reduced or vanishes altogether.
Detailed explanation-3: -Thus, the correct answer is ‘Phyllode.
Detailed explanation-4: -Phyllode functions as a leaf. It is a xerophytic adaptation. Formation of phyllode is a mechanism to reduce transpiration.
Detailed explanation-5: –Phylloclades are a flattened, photosynthetic branch or stem that resembles or performs the function of a leaf.