NEED HELP ASAP WILL GIVE BRAINLIST

Identify the examples in which sam interacts only with natural resources

This group of organisms perform the process of ammonifcation. a. herbivores b. decomposers c. carnivores c. plants

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