Bb5a31f81ClaimSedimentary environmental DNA has been successfully recovered from geological deposits dating back approximately two million yearsAgreeDisagree
Bb5a31f81ClaimSedimentary rocks containing non-avian dinosaur fossils range in age between approximately 237 million years and 66 million years oldAgreeDisagree
Bb5a31f81ClaimThe oldest recoverable individual prehistoric DNA sample dates back slightly more than one million yearsAgreeDisagree
Bb5a31f81ClaimComplex multicellular life first emerged in the fossil record approximately 500 million years agoAgreeDisagree
Bb5a31f81ClaimThe Derinkuyu underground city contained ventilation shafts, food storage cellars, and capacity to shelter approximately 20,000 peopleAgreeDisagree
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
Bb5a31f81ClaimEdward Drinker Cope erroneously positioned the skull of Elasmosaurus on the animal's tail rather than on its cervical vertebraeAgreeDisagree
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 Derinkuyu underground city in Cappadocia, Turkey, was rediscovered in 1963 and extends approximately 60 meters below ground levelAgreeDisagree
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 remains of the small hominin species Homo floresiensis were discovered on the Indonesian island of FloresAgreeDisagree
Bb5a31f81ClaimFossil preservation preferentially occurs in lowland depositional environments such as floodplains and coastlines where sediment accumulatesAgreeDisagree
Bb5a31f81ClaimThe ancient man-made Longyou rock caverns were discovered in Zhejiang province, China, in 1992 after local ponds were drainedAgreeDisagree
Bb5a31f81ClaimThe dromaeosaurid dinosaur Deinonychus had a body size comparable to the Velociraptor depictions featured in the film Jurassic ParkAgreeDisagree
Bb5a31f81ClaimDinosaurs persisted as an animal group for approximately 165 million years prior to their extinctionAgreeDisagree