Exam 11: Evidence of Evolution

Classification.The statements ask about events that have occurred during various time frames of the Earth's history.For each one,select the best choice from the following Periods during the Earth's history. a.Quaternary b.Cretaceous c.Jurassic d.Triassic e.Cambrian -turtles,dinosaurs,and mammals appear

What is NOT true of neutral mutations?

Who,among the following,was the earliest naturalist?

Similar body parts that reflect shared ancestry are known as

Classification.The statements ask about the various theories that were presented in an attempt to explain the new information discovered during the 19?? century.For each one,select the best choice from the four theories below. a.Catastrophism b.Evolution c.Theory of Uniformity d.Great Chain of Being -Gradual geological changes have shaped the Earth.

How much of any radioisotope remains after two of its half-lives have passed?

Which of the following discoveries would NOT have called into question the idea that species didn't change and/or are unrelated?

Land tetrapods evolved just prior to which mass extinction?

Which layer of sedimentary rock is the youngest?

Classification.The statements ask about the various theories that were presented in an attempt to explain the new information discovered during the 19?? century.For each one,select the best choice from the four theories below. a.Catastrophism b.Evolution c.Theory of Uniformity d.Great Chain of Being -Unique catastrophic geological events altered the face of the Earth in the past.

Which type of fossil is considered a trace fossil?

The spines of a cactus and the insect traps of carnivorous plants are modified leaves.Cacti spines and carnivorous plant insect traps are ______ structures.

It will take approximately ____ years for Carbon 14 to be reduced into half of the original substance.

After which Period did the last mass extinction occur?

What radical idea did Cuvier propose based on his studies of Earth's history?

When measuring the age of a fossil using Carbon dating,what is the oldest age that a fossil can be?

Most scientists accept that the most probable reason for the extinction of the dinosaurs was

A trait that enhances an individual's fitness is called ___ trait.

What was the super continent called that included the landmasses that are currently found in the southern hemisphere?

The radioactive decay of an isotope can be best compared to a