unit #9, quiz #1

Unit #9, Quiz #1

Grade:«grade»

Subject:«subject»

Date:«date»

1 When considering the percent of species, the majority of species that make up the IUCN Red List are:

A mammals

B aves (birds)

C molluscs

D amphibians

2 A species that is found in large numbers in captivity, but the wild populations are declining due to habitat loss (at risk of becoming endangered) are considered:

A critically endangered

B near threatened

C extinct in the wild

D vulnerable

3 For a species to be considered Critically Endangered, which of the following must be true

A The population of the species can be found in only one area on the planet

B The population of the species totals less than 350 individuals

C The population of the species totals less than 250 mature adults

D The species used to be located globally, but now can only be found in one area on the globe

4 Which of the following international organizations is responsible for finding pragmatic solutions for the most pressing environmental challenges:

A FDA

B EPA

C IUCN

D EPBC

5 What percent of the global population relies on fish and aquatic inverts for their main/only source of protein

A 25%

B 50%

C 70%

D 90%

6 Biodiveristy can be best described as

A a large number of the same genetic variations

B a large population within an ecosystem

C a variety of species within a community

D a variety of ecosystems within a population

7 A population that has or will decrease by 90% within 10 years defines:

A Extinct in the Wild

B Conservation Dependent

C Vulnerable

D Critically Endangered

8 The red-tailed shark can only be found in the aquarium trade. This means that this organism is:

A Extinct

B Extinct in the Wild

C Vulnerable

D Conservation Dependent

9 A species, such as the emperor penguin, that is not likely to decline to an endangered level, even without any regulatory protections, is categorized as:

A Vulnerable

B Least Concerned

C Near Threatened

D Conservation Dependent

10 Bowhead whales were hunted almost to extinction but have started to recover after hunting was banned. If hunting were to be reinstated, the populations would rapidly decline to a severely threatened state within 5 years. This is an example of a _____________ species.

A Extinct in the Wild

B Conservation Dependent

C Vulnerable

D Endangered

11 A species that cannot be found in the wild or in captivity:

A Extinct

B Extinct in the Wild

C Vulnerable

D Conservation dependent