Evolution Practice TestEvolution Practice Test

1. Natural selection always 1. Natural selection always gives organisms helpful traits.gives organisms helpful traits.

True or FalseTrue or False

2. Many variations in a gene 2. Many variations in a gene pool means that its ___ pool means that its ___ increases.increases.a.a. biodiversitybiodiversity

b.b. speciationspeciation

c.c. genetic variationgenetic variation

d.d. fossilization fossilization

3. When organisms migrate & 3. When organisms migrate & mate with a different mate with a different population, which of the population, which of the following is most likely following is most likely occurring?occurring?a.a. speciationspeciation

b.b. no speciationno speciation

c.c. mutationsmutations

d.d. geographic isolationgeographic isolation

4. Which of the following is 4. Which of the following is an example of a phenotype?an example of a phenotype?

a.a. TtTt

b.b. shortshort

c.c. dominant alleledominant allele

d.d. heightheight

5. In order for evolution to 5. In order for evolution to happen, variation must exist happen, variation must exist betweenbetweena.a. different speciesdifferent species

b.b. kingdomskingdoms

c.c. individualsindividuals

d.d. populationspopulations

6. A change in the allele 6. A change in the allele frequency is most likely to frequency is most likely to produce ___.produce ___.a.a. macroevolutionmacroevolution

b.b. microevolutionmicroevolution

c.c. mutationmutation

d.d. speciationspeciation

7. There was a population of 7. There was a population of winged & non-winged creatures. winged & non-winged creatures. One day, a volcano erupted and One day, a volcano erupted and the non-winged died because the non-winged died because they could not get away. This is they could not get away. This is an example of ___.an example of ___.a.a. gene flowgene flow

b.b. genetic driftgenetic drift

c.c. geographic isolationgeographic isolation

d.d. natural selectionnatural selection

8. Evolution does not depend on8. Evolution does not depend on

a.a. creation of new speciescreation of new species

b.b. random mutationsrandom mutations

c.c. type of reproductive methodtype of reproductive method

d.d. variations within a populationvariations within a population

9. Does evolution act upon 9. Does evolution act upon genotype or phenotype? genotype or phenotype? Why?Why?

10. Is variation in a species 10. Is variation in a species good or bad? Why?good or bad? Why?