Ch. 10 Key Terms

Question 1

biodiversity

Answer 1

the variety of life on Earth at all its levels

Question 2

gene

Answer 2

a different effect of an environmental exposure on disease risk in persons with different genotypes

Question 3

keystone species

Answer 3

an organism that helps define an entire ecosystem

Question 4

ecotourism

Answer 4

travel to natural areas that conserve the environment, sustains the well-being of the local people, and involves interpretation and education”.

Question 5

endangered species

Answer 5

a group of organisms which is at risk of becoming extinct

Question 6

threatened species

Answer 6

a plant or animal species generally perceived as likely, in the near future, to become endangered within all or much of its range

Question 7

exotic species

Answer 7

any species, including its larvae, seeds, eggs, spores, or other biological material capable of propagating the species

Question 8

poaching

Answer 8

illegal haunting

Question 9

endemic species

Answer 9

the state of a species being found in a single defined geographic location

Question 10

germ plasm

Answer 10

living genetic resources such as seeds or tissues that are maintained for the purpose of animal and plant breeding, preservation, and other research uses.

Question 11

endangered species act

Answer 11

prohibits the import, export, or taking of fish and wildlife and plants that are listed as threatened or endangered species

Question 12

habitat conservation plan

Answer 12

guides protection and enhancement of habitats for ‘threatened’ and ‘endangered’ wildlife species, while ongoing natural resource management continues.

Question 13

biodiversity treaty

Answer 13

to promote the conservation of biodiversity and to ensure the sustainable use and equitable sharing of genetic resources.