Unit 5: Chapter 16

Question 1

Grouping based on evolutionary lineage

Answer 1

Taxonomic affinity

Question 2

Group that uses the same resource(s)

Answer 2

Guild

Question 3

Group species that function in similar ways

Answer 3

Functional group

Question 4

Groups of interacting species that occur at the same place and time

Answer 4

Communities

Question 5

Taxonomic affinity
Guilds
Functional groups

Answer 5

Subsets of species in communities

Question 6

Highest trophic level

Answer 6

Quaternary consumers

Question 7

Lowest trophic level

Answer 7

Producers

Question 8

Have a first, second, third, and fourth level

Ex. Third level would be secondary consumers (carnivores)

Answer 8

Food web

Question 9

Food web + competition and mutalism

Answer 9

Interaction web

Question 10

Number of species in a community

Answer 10

Species richness

Question 11

Relative abundance of each species in the community

Answer 11

Species evenness

Question 12

Combination of number and relative abundance of species

Answer 12

Species diversity

Question 13

Used to determine when sampling area will no longer increase species number

Answer 13

Species accumulation curve

Question 14

The actual species included in a community

Answer 14

Species Composition

Question 15

Indirect interaction where by consuming one species another species abundance is affected

Answer 15

Trophic cascade

Question 16

An organism is helped by a positive interaction between its prey and another organism

Answer 16

Trophic facilitation

Question 17

Competitive interactions where every species has a negative effect on another

Answer 17

Competitive network

Question 18

Less ability for one competitor to dominate a community can be caused by

Answer 18

Having more competitors

Question 19

The effect one has on abundance of another

Answer 19

Interaction strength

Question 20

Large effect despite low abundance

Answer 20

Keystone species

Question 21

Large effect due to large size or large abundance

Answer 21

Foundation species

Question 22

Small or negligible effect on community

Answer 22

Redundant species

Question 23

Create, modify, maintain or destroy a physical habitat

Answer 23

Ecosystem engineers