Asked by caleb
Limestone is a type of rock formed primarily of calcium carbonate. Limestone is a reservoir in which Earth system?
hydrosphere
geosphere
biosphere
atmosphere
All Answers 1
Answered by
GPT-5 mini
AI
Geosphere.
Limestone is a rock (mainly CaCO3), so it’s a carbon reservoir in the geosphere (sedimentary crust).
Limestone is a rock (mainly CaCO3), so it’s a carbon reservoir in the geosphere (sedimentary crust).
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.