What type of acid is used in automobile batteries? How does this acid cause a battery to work?

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.

An easy way to calculate the amount of energy available at each level is to what?

Number and variety of living organism; includes genetic, species, and ecological types