(Q011) Identify the time interval when vascular plants shared the land with spiders, scorpions, insects, and crustaceans, while jawed fish cruised the oceans and the first amphibians left water to visit land.Group of answer choicesmiddle Proterozoiclate Mesozoicearly Cenozoicmiddle Paleozoic

Which of the following periods is the earliest during which animals may have appeared?Question 14Select one:a.Cambrian periodb.Ordovician periodc.Cryogenian periodd.Ediacaran period

(Q013) Which of the following are fossil plants?Group of answer choicestrilobites and eurypteridsgymnosperms and angiospermsgraptolites and archaeocyathidspterosaurs and plesiosaurs

Match the time frame listed on the left with the characteristic listed on the right.Mesozoic eraAge of the dinosaursEnd of the Paleozoic eraMost of Earth a desertEnd of the Mesozoic eraA layer of iridium deposited all over Earth

(Q004) Which geologic time interval saw the first continents, the first life, and possibly the first plates?Group of answer choicesHadeanPhanerozoicProterozoicArchean

Following the devastation of End Permian came 'the age of reptiles'; this really covered the entire _________ Era, right up to the extinctions at End Cretaceous. A. Triassic B. Mesozoic C. Phanerozoic