Course

General Biology

Study Pack

Set 21 How Evolution Works

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Question 1

(Multiple Choice)

Free
James Hutton and Charles Lyell provided which of the following ideas that paved the way for Darwin's thinking?

A) the surface features of Earth were formed by catastrophic events and the fossil record showed that species have evolved
B) the surface features of Earth were formed by catastrophic events and those events are still occurring
C) the surface features of Earth were formed gradually and the fossil record showed that species have evolved
D) the surface features of Earth were formed slowly and gradually and the geological processes are still at work

Answer

Question 2

(Multiple Choice)

Free
Which of the following statements is most consistent with data obtained from the fossil record?

A) Older strata carry fossils that differ greatly from living organisms.
B) Geologic changes occur quickly on Earth.
C) Unused body parts decrease in size.
D) Organisms have an innate drive to increase in complexity.

Answer

Question 3

(Multiple Choice)

Free
The diagram is reminiscent of Darwin's sketch showing the branching of evolution. The horizontal axis of the diagram is a timeline that extends from 100,000 years ago to the present; the vertical axis represents nothing in particular. The diagram is reminiscent of Darwin's sketch showing the branching of evolution. The horizontal axis of the diagram is a timeline that extends from 100,000 years ago to the present; the vertical axis represents nothing in particular.   Which combination of ideas is represented in the diagram? A) extinction and mutation B) origin of new species and mutation C) natural selection and overreproduction D) origin of new species and extinction Which combination of ideas is represented in the diagram?

A) extinction and mutation
B) origin of new species and mutation
C) natural selection and overreproduction
D) origin of new species and extinction

Answer