An example of a consumer gaining chemical energy is: O A. a caterpillar spinning a cocoon. O B. a butterfly spreading its wings. O C. a spider eating an insect. O D. a squirrel burying an acorn.​

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