Platforms
Significant plate tectonic changes occurred on Earth during the Mesozoic Era.
Which of the following appeared during the Mesozoic Era?a.Birdsc.Mammalsb.Dinosaursd.All of the above
Gymnosperms, or seed-bearing plants, were the only abundant form of plant life during the Mesozoic Era.
Mammals first appeared during the ______. a. Cenozoic Era c. Mesozoic Era b. Paleozoic Era d. Cretaceous Period Please select the best answer from the choices provided
Humans first appeared in the Cenozoic Era.
Seed-bearing plants are also referred to as a. Gymnosperms c. Sporosperms b. Hypnosperms d. Amniosperms Please select the best answer from the choices provided
Dinosaurs were definitely cold blooded.
The Cenozoic was a time of _______.a.mountain buildingc.global warmingb.continental breakupd.slow, global extinctions
During the Mesozoic Era, Pangaea separated into ______.a.North and South Americac.Gondwanaland and Gaiab.Laurasia and Gondwanalandd.Laurasia and Eurasia
Most mammals during the Mesozoic werea.small and rodent-likec.small and reptile-likeb.large and rodent-liked.large and reptile-like
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Fossils
Relative Ages of Rocks
Absolute Ages of Rocks