Sea otters are an example of a keystone species because they exert a ______ influence on their environment relative to their abundance or biomass.

What percentage of the energy available to drive processes on our planet originates from the sun?

How is oxygen produced in photosynthesis?

Species A lives in close association with another species, B, for an extended period of time. This interaction benefits species A. Species B is harmed, but not intentionally killed. What is the proper term for this type of interaction?

Feedback inhibition is when the final product is an inhibitor of the first enzyme in its synthesis pathway.

When limestone slowly dissolves due to the presence of acidic rainwater, it may result in which of the following geological hazards?

The three numbers on a bag of plant fertilizer, e.g. 10-2-4, refer to the amount of three key ingredients present in the product. What are they?

How are the starting substrates and final products of photosynthesis and aerobic cellular respiration related?

Extra credit: What was your least favorite module thus far?

In regards to I=PAT, the following IS NOT true: