Answer:
I believe it's an ecosystem.
The abiotic elements are the nonliving ones like sand and rocks
6. Isotopes
7. Strata
8.regolith
9.decay
10.
11. Compaction
I'm just stabbing in the dark at this point. Your textbook should have the vocabulary embedded into the text. These may not be the terms you are looking for. Just a disclaimer.
Hope this helps!
