Question

!!! One Medal Question !!!

Answer 1

@Zale101

Answer 2

i think the first question can be googled

Answer 3

Prey should have the more population in order for the predators can feed on them. If they were to be less, Predators would starve and unfortunately its population will decline. But if the predators population decline, the Prey's population will increase because there's less danger on the environment

and yeah, you got it right

Answer 4

- Give an example of keystone species
"A keystone species is a species that has a disproportionately large effect on its environment relative to its abundance. Such species are described as playing a critical role in maintaining the structure of an ecological community, affecting many other organisms in an ecosystem and helping to determine the types and numbers of various other species in the community."

http://en.wikipedia.org/wiki/Keystone_species

- Summarize how ideas about ecological succession and climax communities have changed.

http://www.countrysideinfo.co.uk/successn/summary.htm

Answer 5

what history subject is it?

Answer 6

oh sure

Answer 7

ok great !