EARTH AND SPACE
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Science Bowl Question

📅 NSB 2012🎓 HS🔄 Round 7#️⃣ Q18🌟 BONUS📝 Multiple Choice

Which of the following prevents limestone from forming below 5000 meters in the open ocean?

W) The conditions of the overlying water at that depth cause a net dissolution of calcite
X) The organisms that form limestone are not found in pelagic environments
Y) The complex deep ocean ecosystem results in the consumption of limestone-forming organisms
Z) Ocean temperature along abyssal plains is cold enough to prevent compaction and cementation of sediments
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