Why is a food web a better representation of relationships within an ecosystem than a food chain? a. a food web shows that most organisms consume and are consumed by more than one organism. b. a food chain shows that most organisms consume and are consumed by more than one organism. c. a food chain shows only a single pathway of energy. d. a food web shows a single pathway of energy flow through the ecosystem.

Astudent reads the following text in a science book: scientific evidence tells us that the cause of earths four seasons is the tilt of earth as it revolves around the sound the student is instructed to illustrate this information in a science book. how will the student illustrate winter in the northern hemisphere? a.earths northern hemisphere will tilt away from the sun. b. earths northern hemisphere will tilt toward the sun. c.earths orbit will be farther away than from the sun d. earths southern hemisphere will tilt away from the sun.