Sedimentary Rock May Be Formed from the Shells of Organisms

question 28

True/False

Sedimentary rock may be formed from the shells of organisms containing calcium carbonate.

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Definitions:

Behavior

The actions or reactions of an organism, often in response to its environment, which can be innate or learned.

Turtles

Reptiles with a bony or cartilaginous shell developed from their ribs that acts as a shield.

Ichthyosaurs

Extinct marine reptiles that resembled dolphins and lived during the time of the dinosaurs, known for their large eyes and streamlined bodies.

Pterosaur

An extinct group of flying reptiles that lived during the time of the dinosaurs, not dinosaurs themselves.