Changing Sea Levels Flashcards
1
Q
Q: Why were Mesozoic sea levels higher than today?
A
A: Lack of polar icecaps and thermal expansion of warmer oceans.
2
Q
Q: What fossils are common in Mesozoic marine sediments?
A
A: Marine reptiles like mosasaurs and plesiosaurs, and invertebrates like ammonites.
