The of an organism describes its functional position in its environment.
A. Carrying capacity
B. Limiting factor
C. Energy pyramid
D. Ecological niche

Asquirrel population lives in an area. over many years, a river in that area grows wider and stronger, eventually forming a canyon. the squirrel populations on the two sides of the canyon can no longer mate with each other and ultimately form distinct species. this is an example of

Why did the federal government end its support of yucca mountain as a site for long-term storage of nuclear water

Which description shows competition in an environment? an organism that feeds on some food an organism that finds a place to sleep three organisms of the same species living in an area three organisms battling over limited resources