Answer:
Aquatic plants have adapted in a number of special ways in order to cope with their environments. There are many kinds of aquatic plants, each with distinct adaptive characteristics; these plants may be either entirely floating, submerged or partially submerged, as in the case of many swamp and wetland plant species.
I THINK
Answer:
The leaves have parallel veins
Beacuse the water dissolved the chloride
Blubber is used by polar bears to maintain internal homeostasis in cold temperatures.
Pathogens and run off from factories, oil spills and host of other poisons are threatening these places