During the _______ period, the biota recovered after a major mass extinction, the species richness of invertebrate groups increased, the first turtles and frogs appeared, and a large radiation of reptiles began.

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The Triassic period is known for the recovery of biota after the Permian mass extinction. Invertebrate groups saw an increase in species richness, while the first turtles and frogs appeared. The period also saw a large radiation of reptiles, including the first dinosaurs. The Jurassic period followed the Triassic and is known for the dominance of dinosaurs, while the Permian saw the greatest mass extinction in the history of the Earth. The Cretaceous period followed the Jurassic and ended with another mass extinction event, which led to the extinction of the dinosaurs. The Cambrian period is known for the rapid diversification of life in the oceans, including the first appearance of many major animal groups.

During the _______ Period, the Biota Recovered After a Major