One human impact on the phosphorus cycle occurs through: a. burning of fossil fuels. b. the erosion of agricultural lands. c. the greenhouse effect. d. global warming. e. depletion of the ozone layer.

What adaptation is apparent in the bodies of the three tortoise species shown in figure 16-2

As global warming continues the ocean absorbs more of the earth's heat what term describes the ocean as a storage location for heat a) heat binb) heat sinkc) heat storaged) heat vent( answer this for me)

!if we removed the wolf, snake, and hawk from this food web, what best explains the impact it would have? a) the number of producers would increase. b)the number of decomposers would increase. c)the number of primary consumers would increase. d)the numbers of primary consumers would decrease.