chapter 18

Question 1

threatened species

Answer 1

species that have a high risk of extinction

Question 2

near threatened

Answer 2

very likely to become threatened in the future

Question 3

least concern species

Answer 3

species that are widespread and abundant

Question 4

intrinsic value

Answer 4

value independent of any benefit to humans

Question 5

instrumental value

Answer 5

worth as an instrument or tool that can be used to accomplish a goal

Question 6

provision

Answer 6

a good humans can use directly

Question 7

native species

Answer 7

species that live in their historical range typically where they have lived for thousands of millions of years

Question 8

exotic species

Answer 8

a species living outside its historical range

Question 9

invasive species

Answer 9

a species that spreads rapidly across large areas

Question 10

lacey act

Answer 10

a u.s act that prohibits interstate shipping of all illegally harvested plants and animals

Question 11

CITES

Answer 11

treaty formed to control the international trade of threatened plants and animals

Question 12

red list

Answer 12

a list of worldwide threatened species

Question 13

marine mammal protection act

Answer 13

act to protect declining populations of marine mammals

Question 14

endangered species

Answer 14

a species that is in danger of extinction within the forseeable future throughout a significant portion of its range

Question 15

threatened species

Answer 15

any species that is likely to become an endangered species in the foreseeable future

Question 16

convention on biological diversity

Answer 16

an international treaty to help protect biodiversity

Question 17

edge habitat

Answer 17

habitat that occurs where two different communities come together typically forming an abrupt transition such as where a grassy field meets a forest

Question 18

biosphere reserve

Answer 18

protected area consisting of zones that vary in the amount of permissible human impact