Question

The essential functions of roots are anchorage and absorption of water and minerals in the terrestrial plant. What functions are associated with the roots of aquatic plants. How are roots of aquatic plants and terrestrial plants different ?

Answer 1

Usually the terrestiral roots show a branched network that helps in anchorage and absorption of water and minerals from soil to the plant.
While in aquatic plants, roots show modifications and deviation from their normal function. E.g., in plants like Trape, Tinopora the roots are greeen and highly branched to increase the photosynthetic area, whereas in plants like Jussiaea, They get inflated due to air project out of water so to help the plant in floating and exchanged of gases.