Which of the following is a characteristic of vascular floating plants?

Vascular floating plants are characterized by their ability to grow on or near the surface of freshwater ecosystems. These plants possess specialized structures, such as air sacs or buoyant tissues, that enable them to float. This adaptation allows them to access sunlight for photosynthesis while avoiding competition for resources in the water column.

Rooting in the sediment or being submerged under the water are characteristics of other types of aquatic plants, such as submerged or emergent plants. Vascular floating plants do not primarily thrive in saltwater systems; they are most commonly associated with freshwater environments. Therefore, recognizing that these plants float on the water’s surface accurately reflects their unique adaptation and ecological niche.