Which is a density-independent factor?
a. food sources
b. hurricanes
c. space
d. shelter

Ecosystems involve living organisms interacting with non-living things in a productive way; how is photosynthesis an example of this? answer, i will give brainiest to first person to get it right.

Defend or refute the argument that the government has too large a presence in the agriculture industry.

The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important