All the biotic and abiotic factors in an area and all the interactions among them is called a(n) A • Species
B • Consumer
C • Ecosystem
D • Food Chain

C- Ecosystem

Explanation:

species are a type of animal, consumer is an organism that consumes things, and a food chain is the chain of organisms getting consumed. Hope this helps!

the bedroo..

the "dirty dozen" chemicals banned in an international treaty are formally known as persistent organic pollutants, or pops. the united nations environment program provided this background on what they are and what they can do to humans and wildlife.

i hope this