Nitrogen is a limiting factor in aquatic ecosystems. Suppose that runoff from a field washes nitrogen-rich fertilizer into a pond containing a population of algae. Predict how the fertilizer will affect the carrying capacity of the pond for algae.​

What is point source pollution of an aquatic ecosystem? a) pollution of freshwater sources b) pollution from many sources that combine into one c) pollution that occurs over a wide area; water that runs off from fields, parking lots, and other land surfaces d) pollution that can easily be identified with a single discharge source, such as an open pipe which drains into a body of water