1. volcanoes are openings in earth's crust where lava, gas, and ash can erupt. where are active volcanoes located.

What kind of seafood would you expect to have the highest levels of mercury and why? kelp, because they use the sun to photosynthesize on the bottom trophic level. oysters, because they filter feed on plankton on a lower trophic level. small fish, because they eat plankton on a higher trophic level. sharks, because they feed on organisms on a higher trophic level.

Which statement best describes a typical difference that could be found between the “analysis” and “conclusion” sections of a lab report?

What two factors does carrying capacity compare? population size and resource use population growth and resource availability resource use and time population size and time