What were the two groups of marine reptiles?

A)plesiosaurs and pterosaurs
B)pterosaurs and ichthyosaurs
C)captorhinomorphs and plesiosaurs
D)plesiosaurs and ichthyosaurs
E)plesiosaurs and crocodiles


D

Environmental & Atmospheric Sciences

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The Phanerozoic Eon consists of the following three eras:

a. Hadean, Archean, Proterozoic b. Paleozoic, Mesozoic, Cenozoic c. Cambrian, Ordovician, Silurian d. Paleogene, Tertiary, Quaternary

Environmental & Atmospheric Sciences

Seaweed and other attached marine organisms prefer to grow in which of the following regions?

A. abyssal B. pelagic C. neritic D. benthic

Environmental & Atmospheric Sciences

By the close of the Paleozoic, all the continents had fused into the single super continent of ________

A) Europa B) Gondwanaland C) Pangaea D) Laurasia E) Appalachia

Environmental & Atmospheric Sciences

The profundal zone is the deepest zone in an ocean ecosystem

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences