1. Reasons for preserving biodiversity include all of the following except

a. isolating unique genetic material so it can be incorporated into existing crops.

b. increasing the chances of discovering organisms with medicinal value.

c. finding new plants that can supplement the world’s food supply.

d. all of the above

2. Which of the following would be most effective in slowing the loss of biodiversity?

a. freezing fertilized eggs of endangered animals in case the species becomes extinct

b. setting aside small plots of land in a variety of ecosystems

c. creating large parks/preserves in biodiversity hotspots

d. requiring every country to maintain a seed bank

3. In what part of the world are the greatest number of extinctions occurring?

a. in tropical rain forests

b. in the Arctic

c. in deserts

d. in Europe and the United States

4. The United States laws that protect endangered species

a. are considered to be some of the strongest in the world.

b. are the weakest protections compared to other countries.

c. are rarely enforced.

d. apply to only 10 species of animals and about 20 species of plants.

5. Since organisms are adapted to survive in particular environments it makes sense that

a. captive-breeding programs are often ineffective.

b. non-native plant species never flourish in new areas.

c. habitat destruction accounts for most extinctions.

d. compromise is impossible on environmental issues.

6. How can zoos, botanic gardens, and wildlife parks help save species?

a. by preserving threatened species from destruction.

b. by collecting species from remote wilderness areas.

c. by participating in captive breeding programs.

d. Both (a) and (c)

7. Species native to a particular area

8. Species that are critical to the functioning of an ecosystem

9. The application of biological science to create new products

SCROLL DOWN FOR THE ANSWERS

1. d

2. c

3. a

4. a

5. c

6. d

7. endemic

8. keystone

9. biotechnology