assessment started: undefined.
item 1
which example is a biotic factor of an ecosystem?

a) the amount of water vapor present in a rain forest

b) the bacteria that live in the intestine of a rabbit

c) the temperature of water in a stream

d) the rocks that provide cover for a rattlesnake

(B) The bacteria that live in the intestine of a rabbit

Explanation:

I think the correct answer from the choices listed above would be the last option. The aspect of the kinetic-molecular theory and can be used to explain the behavior of plasmas would be that  particles exchange energy through elastic collisions. Hope this answers the question. Have a nice day.