Bb5a31f81ClaimSedimentary rocks containing non-avian dinosaur fossils range in age between approximately 237 million years and 66 million years oldAgreeDisagree
Bb5a31f81ClaimComplex multicellular life first emerged in the fossil record approximately 500 million years agoAgreeDisagree
Bb5a31f81ClaimThe Hadrosaurus fossil specimen nicknamed Leonardo preserves three-dimensional fossilized skin, internal gut contents, and fossilized pollenAgreeDisagree
Bb5a31f81ClaimThe Cretaceous toothed aquatic bird Hesperornis possessed true teeth along its jawsAgreeDisagree
Bb5a31f81ClaimPermineralization occurs when dissolved minerals in groundwater precipitate into the porous cavities of submerged bone tissueAgreeDisagree
Bb5a31f81ClaimSir Charles Lyell published the multi-volume geological text Principles of Geology between 1830 and 1833AgreeDisagree
Bb5a31f81ClaimStomatosuchus was a Cretaceous crocodyliform from Egypt characterized by a broad flattened snout and an expandable throat pouchAgreeDisagree
Bb5a31f81ClaimFossils preserved in asphalt seeps like the La Brea Tar Pits are classified as subfossils because the bone tissue is not fully mineralizedAgreeDisagree
Bb5a31f81ClaimBone histology of the 65-ton Dreadnoughtus schrani holotype demonstrated active disordered cell growth at its time of death, indicating an actively growing individualAgreeDisagree
Bb5a31f81ClaimThe giant crocodyliform Sarcosuchus imperator lived in North Africa during the Cretaceous period and reached lengths of approximately 35 feetAgreeDisagree
Bb5a31f81ClaimThe discovery of Hadrosaurus foulkii in 1858 led to the creation of the world's first mounted dinosaur skeleton at the Academy of Natural SciencesAgreeDisagree
Bb5a31f81ClaimFossil preservation preferentially occurs in lowland depositional environments such as floodplains and coastlines where sediment accumulatesAgreeDisagree
Bb5a31f81ClaimJames Hutton published Theory of the Earth in 1795, introducing the principle of uniformitarianism based on geological unconformities at Siccar PointAgreeDisagree
Bb5a31f81ClaimJames Hutton demonstrated that granite forms from cooled molten magma rather than sedimentary accumulationAgreeDisagree
Bb5a31f81ClaimThe world's first nearly complete dinosaur skeleton, Hadrosaurus foulkii, was discovered in 1858 in Haddonfield, New JerseyAgreeDisagree
Bb5a31f81ClaimThe dromaeosaurid dinosaur Deinonychus had a body size comparable to the Velociraptor depictions featured in the film Jurassic ParkAgreeDisagree
Bb5a31f81ClaimThe 19th-century rivalry between paleontologists Othniel Charles Marsh and Edward Drinker Cope in western North America is known as the Bone WarsAgreeDisagree
Bb5a31f81ClaimDinosaurs persisted as an animal group for approximately 165 million years prior to their extinctionAgreeDisagree
Bb5a31f81ClaimSkeletal analysis of the Dreadnoughtus schrani holotype indicates the animal had an estimated live body mass of approximately 65 tonsAgreeDisagree
Bb5a31f81ClaimUpstate New York rocks contain trilobite and eurypterid fossils rather than dinosaur fossils because the geological formations predate dinosaursAgreeDisagree