Review Quizzes

Chapters 17-19 and 24-28

Review Quizzes

Chapters 17-19 and 24-28

1. Which of the following was not present in the prebiotic environment?a. CO2

b. ammoniac. H2O

d. methanee. O2

1. Which of the following was not present in the prebiotic environment?a. CO2

b. ammoniac. H2O

d. methanee. O2

2. The earliest enzymes are thought to have consisted of

a. proteinb. RNAc. DNAd. saccharidese. triglycerides

2. The earliest enzymes are thought to have consisted of

a. proteinb. RNAc. DNAd. saccharidese. triglycerides

3. Which of the following is NOT a condition of the Hardy-Weinberg equilibrium?a. no natural selectionb. large population sizec. no mutationd. no migration into or out of the populatione. non-random mating

3. Which of the following is NOT a condition of the Hardy-Weinberg equilibrium?a. no natural selectionb. large population sizec. no mutationd. no migration into or out of the populatione. non-random mating

4. What is meant by an organism’s “fitness” in an evolutionary sense?a. The organism uses O2 efficientlyb. The organism survives to adulthoodc. The organism survives to adulthood and reproducesd. The organism survives to adulthood and finds a matee. The organism is not killed before adulthood

4. What is meant by an organism’s “fitness” in an evolutionary sense?a. The organism uses O2 efficientlyb. The organism survives to adulthoodc. The organism survives to adulthood and reproducesd. The organism survives to adulthood and finds a matee. The organism is not killed before adulthood

5. One method of dating organic material involved finding the ratio ofa. CO2 to COb. 18O to 16Oc. H2O to CO2

d. 14C to 12Ce. CO to O2

5. One method of dating organic material involved finding the ratio ofa. CO2 to COb. 18O to 16Oc. H2O to CO2

d. 14C to 12Ce. CO to O2

6. The greatest degree of genetic variability would be among organisms that reproduce viaa. buddingb. sporulationc. sexual recombinationd. vegetative propagatione. mitosis

6. The greatest degree of genetic variability would be among organisms that reproduce viaa. buddingb. sporulationc. sexual recombinationd. vegetative propagatione. mitosis

7. Which of the following statement is true regarding mutations?

a. mutations are irreversibleb. mutations are generally lethal

to populationsc. mutations serve as a source

for genetic variationd. mutations affect only certain

loci in a populatione. mutation rates are very high

in most populations

7. Which of the following statement is true regarding mutations?

a. mutations are irreversibleb. mutations are generally lethal

to populationsc. mutations serve as a source

for genetic variationd. mutations affect only certain

loci in a populatione. mutation rates are very high

in most populations

8. Kangaroos, koalas, and opossums are all marsupials, or animals with a maternal pouch. The diversity of marsupials in Australia is an example ofa. divergent evolutionb. convergent evolutionc. disruptive selectiond. genetic variabilitye. speciation

8. Kangaroos, koalas, and opossums are all marsupials, or animals with a maternal pouch. The diversity of marsupials in Australia is an example ofa. divergent evolutionb. convergent evolutionc. disruptive selectiond. genetic variabilitye. speciation

a. stabilizing selectionb. directional selectionc. sympatric selectiond. allopatric selectione. disruptive selection

9. mortality in an annual plant is highest among the extreme variants

10. favors selection of both larger and smaller snails relative to intermediate variants

11. favors selection of organisms with longer limbs than the average

12. population geographically isolated from members of species gives rise to separate species

a. stabilizing selectionb. directional selectionc. sympatric selectiond. allopatric selectione. disruptive selection

9. mortality in an annual plant is highest among the extreme variants A

10. favors selection of both larger and smaller snails relative to intermediate variants E

11. favors selection of organisms with longer limbs than the average B

12. population geographically isolated from members of species gives rise to separate species D

a. use and disuseb. natural selectionc. comparative anatomyd. biogeographye. paleontology

13. a body builder develops large muscle

14. appearance of strains of bacteria that are not affected by antibiotics

15. study of past + present distribution of species

16. the fossil of an ancient horse, Hyracotherium, reveals two splints on either side of the large toe, indicating that it was a progenitor of the modern horse

a. use and disuseb. natural selectionc. comparative anatomyd. biogeographye. paleontology

13. a body builder develops large muscle A

14. appearance of strains of bacteria that are not affected by antibiotics B

15. study of past + present distribution of species D

16. the fossil of an ancient horse, Hyracotherium, reveals two splints on either side of the large toe, indicating that it was a progenitor of the modern horse E

a. Cambrianb. Devonianc. Jurassicd. Cretaceouse. Quaternary

17. mammals evolved during this geologic period

18. gymnosperms developed during this geologic period

19. chordates developed during this geologic period

a. Cambrianb. Devonianc. Jurassicd. Cretaceouse. Quaternary

17. mammals evolved during this geologic period C

18. gymnosperms developed during this geologic period B

19. chordates developed during this geologic period A