GENERAL SCIENCE
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Science Bowl Question

📅 NSB MS 2012🎓 MS🔄 Round 15#️⃣ Question 23🌟 BONUS📝 Multiple Choice

Which of the following geologic eras contains the greatest number of periods?

W) Mesozoic
X) Paleozoic
Y) Cenozoic
Z) Paleoproterozoic
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