knipp – ch. bay #7 March 15, 2019 admin a line that connects points of equal elevation (height) contour line T/F – contour lines far apart on a map mean a steep slope false a place where fresh and salt water mix estuary where most of the world’s freshwater is found. ice caps in Greenland and Antarctica Is more freshwater found underground or in lakes, streams and rivers? underground a rapid increase in algae population algal bloom two elements that make up most nutrients nitrogen (N) & phosphorus (P) chemical used to kill bacteria in watar chlorine each stop on the food chain trophic level group that eat producers consumers group that break down dead organisms decomposers (i.e. – bacteria) a fish that is a filter feeder and food source for rockfish and bluefish menhaden a pesticide used to kill mosquitoes DDT reason DDT was banned caused osprey and eagle eggs to become brittle therefore breaking easily name two filter feeders in the Bay. oysters, mussels, clams, menhaden Related posts: Unit 5 Pictionary Cards Ecology environmental science exam 2 Adult Learning Theory flash cards!