chapter 10

Question 1

biodiversity

Answer 1

the variety of life in the world or in a particular habitat or ecosystem.

Question 2

gene

Answer 2

body size or a physical location on the chromosome within each cell of the organism

Question 3

keystone species

Answer 3

an organism that helps define an entire ecosystem.

Question 4

ecotourism

Answer 4

low impact travel to endangered and often undisturbed locations.

Question 5

endangered species

Answer 5

a group of organisms which is at risk of becoming extinct for one or more of three reasons

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, which is not native to that ecosystem

Question 8

poaching

Answer 8

depleting certain species of animals

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

the genetic material of germ cells.

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 conversation act

Answer 12

preserving biodiversity

Question 13

biodiversity treaty

Answer 13

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