If the total biomass of an owl population was 1200 kg, what biomass of mice would be needed to support those owls? what biomass would be needed to support the calculated biomass of mice? show your work.

Which of the following may one conclude from a map that shows the average ph value of rainfall in the u.s.? acid rain is a more serious problem on the east coast. acid rain falls equivalently across the continental u.s. there are more factories on the west coast. the midwest has fewer forests than the rest of the u.s.