What characteristic is shared by both inceptisols and entisols, the soils of flood plains?
a. they both have well0developed soil horizons and profiles.
b. both are young and only beginning to develop horizons and a soil profile.
c. they are both at the final stage of soil development.
d. none of the above

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