B. Mesozoic and Paleozoic
-Good luck!
Answer:
Mass
Explanation:
I'm not for sure but I think its Mass. Please let me know if that was right or wrong.
Decomposers are necessary in the food chain because they return nutrients to the ecosystem (2)
Answer:
Tectonic movement forced certain segments of Earth's crust downward and other segments upward in jagged chunks.
Explanation:
Answer: cell wall
Explanation:
https://micro.magnet.fsu.edu/cells/plants/cellwall.html