why the stem of fixed aquatic plants is hollow and light?
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The stem of the aquatic plants is flexible because it helps the leaves to float. They bend with the flow of water so the plants do not get damaged by strong current. The stems of such plants may have hollow, air filled pockets which help the plants to remain at the sunlit surface.
Water hyacinth Water lettuce Page 6 Duckweed Fixed plants :- The. roots of these plants are fixed at the bottom of the pond. They have a long hollow stem that is light and flexible. This type of stem helps them to remain afloat and move with the water, so that they do not get damaged.
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Answer:
this type of stem help them to remain afloat and move with water , so that they do not get damaged.
Explanation:
they bend with the flow of water so the plants don't get damaged by strong currents....
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