What are the roles of consumers? Select two options
to create usable food energy
to balance the number of producers in an ecosystem
to break down dead organisms
to eat other organisms
to provide energy for producers

05.06 percent yield lab report answers

Compare and contrast physical changes with chemical changes.

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line