Ib 105 Biodiversity Exam

Biodiversity Exam

1. How is genetic engineering the same as traditional breeding methods?

Select one:

a. Both combine information from unrelated organisms.

b. Both result in a change in the genetic information.

c. Both take a long time to produce desired phenotypes.

d. Both guarantee the desired genetic result.

2. Which of the following species is NOT a Great Lakes invasive?

Select one:

a. Zebra mussel

b. Sea lampray

c. Chinook salmon

d. Herring

3. Organisms that can breed with each other can be considered to be in the same:

Select one:

a. community

b. ecosystem

c. Kingdom

d. species

4. Genetically modifying soybeans so they are resistant to herbicides means that:

Select one:

a. consumers of Roundup Ready soybean products will better digest their vegetables.

b. they have the potential of becoming "super weeds."

c. soybeans in the field will not be affected when the field is treated to remove weeds.

d. there will be no need to chemically treat agricultural field with herbicides.

5. Which of the following best represents a loss of biological diversity?

Select one:

a. a forest fire

b. mining coal from mines

c. the extinction of several beetle species

d. people fishing for catfish in a lake

6. DDT is least effective in combating:

Select one:

a. beetles.

b. rodents.

c. mosquitoes.

d. defoliating insects such as the spruce budworm.

7. Pesticide exposure has been clearly linked to

Select one:

a. malaria and bubonic plague.

b. heart disease and strokes.

c. cancer, neurological disorders, and infertility.

d. viral outbreaks.

8. The risk of introducing a predator from the native range of an invasive species that can control populations of the invasive species is that

Select one:

a. the natural enemy might also become a pest.

b. the natural enemy may introduce genetic diversity into the invasive species.

c. it might drive the invasive species to extinction.

d. the natural enemy might evolve into a new species....