I pretty sure that it include both biotic and abiotic. But "C" is wrong. Now your answers are between "A,B and C"
<span>ecosystem good; ecosystem servic</span>
The answer is chemical energy
Answer:
https://hobart.k12.in.us/jkousen/Biology/mendel.htm
Explanation:
This site will tell you what you need to know.
THe base of the pyramid is built from organisms that primarily
A) are autotrophs.
