Questions for Unit 2 from class

Question 1

The science concerned with preserving biodiversity is known as

Answer 1

Conservation Biology

Question 2

What is the breakdown of the red threatened categories?

Answer 2

Critically Endangered
Endangered
Vulnerable

Question 3

T/F- the US endangered species act has been successful, but the challenges consist of under budgeting, species are going extinct, and the continuous growth of species being added to the list each year

Answer 3

True

Question 4

What type of biologist focuses on protecting individual species and maintaining or restoring entire ecosystems

Answer 4

Conservation Biologist

Question 5

T/F- conservation biologists work to understand the threats facing species and ecosystems

Answer 5

True

Question 6

Species that are at risk for extinction; various threat levels have been identified , ranging from least concern to extinct are known as

Answer 6

Threatened Species

Question 7

T/F- Lemurs are endemic species to Madagascar

Answer 7

True

Question 8

Species that live in a very small limited area are known as

Answer 8

Endemic Species

Question 9

A species that is monitored to give deeper information about the ecosystem and its interactions is known as

Answer 9

Indicator Species

Question 10

T/F- Indicator species require a unique niche or specific resources to survive

Answer 10

True

Question 11

A species that has legal protections based its habitat is known as

Answer 11

Umbrella Species

Question 12

T/F- by protecting sing species(umbrella species), we are able to extend those protections to more organisms in the area

Answer 12

True

Question 13

T/F- With umbrella species, protecting northern spotted owls you also protect deer, rabbits, foxes, and etc in the area

Answer 13

True

Question 14

Species that are interdependent on one another for survival is known as

Answer 14

Symbiosis

Question 15

When both species benefit from an interaction this is known as

Answer 15

Mutualism

Question 16

When one species benefits, and the other is not effected this interaction is known as

Answer 16

Commensalism

Question 17

When one species benefits at the other species expense this interaction is known as

Answer 17

Parasitism

Question 18

What are the two distinctions of symbiosis types?

Answer 18

Facultative and Obligate

Question 19

Which symbiosis distinction means that the individual involved can use any individual not just one.

Answer 19

Facultative

Question 20

What is an example of facultative

Answer 20

Clownfish living in a sea anemone, then dies. The anemone can just wait for another clown fish to arrive.

Question 21

Which symbiosis distinction means that the two individuals are tied together and is reliant of a specific species

Answer 21

Obligate

Question 22

What type of symbiosis relationship do whales and barnacles have?

Answer 22

Obligate commensalism

Question 23

What could a decreasing wood stock population tell us about the community?
A) Increasing temperatures are affecting egg hatching rates
B) Wood stork prey populations are decreasing
C) Wood stork prey populations are increasing
D) Wood stork predator populations are decreasing

Answer 23

B) Wood stork prey populations are decreasing

Question 24

T/F- A fundamental niche is not obtainable because this example shows their is only 1 species in the area that is able to fulfill its roles and that means they have no competition for food between a different species

Answer 24

True

Question 25

T/F- A realized niche is a worldly example because species 1 is limited in its roles or uses only a subset of resources because other species live in the area as well

Answer 25

True