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प्रश्न
In Opuntia the stem is modified into a flattened green structure to perform the function of leaves (i.e., photosynthesis). Cite two other examples of modifications of plant parts for the purpose of photosynthesis.
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उत्तर
In Australian Acasia the petiole takes the shape of the leaf and turns green to perform the function of photosynthesis.
The stem, i.e., about one internode long modifies into a leaf-like structure to carry out photosynthesis, as in Asparagus.
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