Density-dependent factors . include the effects of a hard freeze on a single species within a communityb. include the effects of a hard freeze on an entire communityc. cause decreases in the number of species in an ecosystemd. include the effects of disease, predators and food on a single species within a communitye. include the effects of rainfall on an entire community

d. include the effects of disease, predators and food on a single species within a community

Explanation:

So-called density-dependent factors are those that prevent excessive population growth due to the large number of individuals in a given population: disputes over space, food, sexual partner eventually lead to decreased reproductive rate and increased mortality. Density-dependent factors may also be considered to be the effects of disease, predators and food on a single species within a community.

1.) question:

how was the agricultural revolution related to the industrial revolution?

d.) improved agriculture led to population growth, which increased demand for goods.

2.) question:

which of the following happened first in the events leading to american independence?

c.) the meeting of the first continental congress.

3.) question:

what was one advantage that cities offered businesses and industrialists?

answer:

d.) transportation networks

4.) question:

what economic philosophy developed in response to the problems of industrial workers?

a.) socialism

5.) question:

how does this image relate to the jacobins?

b.) the jacobins used this machine to scare and execute those who supported the king.

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elastic potential energy