Practice Test

Question 1

Suppose that species A and species B have the same body size. Knowing this information, what can be determined from the pictures?

Revolt · Accepted Answer

A: Species A is able to rationalize thoughts more effectively than species B.

Question 2

These notes were taken during a class about biological evolution, but the subject title is missing. -results from immigration -new genes brought into a population -variation in a population increases What do the notes describe?

Revolt · Accepted Answer

A: gene flow

Question 3

Carlos is collecting data about the length of earthworms in his backyard. The shortest worm he found is 4 inches long; the longest worm is 8 inches long. If most of the worms are either short or long, which type of distribution is displayed in the population?

Revolt · Accepted Answer

D: disruptive

Question 4

Which is an example of temporal isolation?

Revolt · Accepted Answer

C: flowers that bloom in different months

Question 5

A founding population of lizards arrives on an island. Which type of isolation would most likely result in this population becoming a new species?

Revolt · Accepted Answer

B: geographical

Question 6

Which factors affect natural selection?

Revolt · Accepted Answer

A: variation, overpopulation, adaptation

Question 7

What hypothesis did Darwin investigate by studying the breeding of pigeons with distinctive traits?

Revolt · Accepted Answer

A: New species can appear gradually through small changes in an ancestral species.

Question 8

Why do a chicken embryo and a cow embryo look very similar even though the adults do not?

Revolt · Accepted Answer

D: They are distantly related, so their development is similar.

Question 9

Which best describes how the population has evolved?

Revolt · Accepted Answer

A: The population has evolved because there was a change in allele frequencies.

Question 10

Which of these are most likely homologous structures?

Revolt · Accepted Answer

B: bat wing and  Tyrannosaurus  arm

Practice Test Answers

More from this Course

TRY EDGENUITY HACKS