Chapter 14: Interactions in Ecosystems

Question 1

Habitat

Answer 1

The home of an animal or a plant

Question 2

Competition

Answer 2

The direct or indirect interaction of organisms that leads to a change in fitness when the organisms share the same resource

Question 3

Predation

Answer 3

the ecological process by which energy is transferred from living animal to living animal based on the behavior of a predator that captures and kills a prey before eating it

Question 4

Symbiosis

Answer 4

a close, prolonged association between two or more different biological species

Question 5

Mutualism

Answer 5

A type of symbiotic relationship where all species involved benefit from their interactions.

Question 6

Commensalism

Answer 6

A relationship between individuals of two species in which one species obtains food or other benefits from the other without either harming or benefiting the latter

Question 7

Parasitism

Answer 7

relationship between two species of plants or animals in which one benefits at the expense of the other, sometimes without killing the host organism

Question 8

Carrying capacity

Answer 8

A species’ average population size in a particular habitat
- The species population size is limited by environmental factors like adequate food, shelter, water, and mates

Question 9

Succession

Answer 9

A directional, predictable change in community structure over time