Week 13 Vocab

Question 1

A group of organisms of the same species that live in a specific geographical area and interbreed.

Answer 1

Population

Question 2

The number of individuals of the same species that live in a given unit of area.

Answer 2

Density

Question 3

In ecology, the pattern of distribution of organisms in a population.

Answer 3

Dispersion

Question 4

An expression of the increase in the size of an organism or population over a given period of time.

Answer 4

Growth Rate

Question 5

The maximum number of offspring that a given organism can produce.

Answer 5

Reproductive Potential

Question 6

Logarithmic growth, or growth in which numbers increase by a certain factor in each successive time period.

Answer 6

Exponential Growth

Question 7

The largest population that an environment can support at any given time.

Answer 7

Carrying Capacity

Question 8

The unique position occupied by a species, both in terms of its physical use of its habitat and its function within an ecological community.

Answer 8

Niche

Question 9

The relationship between two species (or individuals) in which both species (or individuals) attempt to use the same limited resource such that both are negatively affected by the relationship.

Answer 9

Competition

Question 10

An interaction between two species in which one species, the predator, feeds on the other species, the prey.

Answer 10

Predation

Question 11

A relationship between two species in which one species, the parasite, benefits from the other species, the host, and usually harms the host.

Answer 11

Parasitism

Question 12

A relationship between two species in which both species benefit.

Answer 12

Mutualism

Question 13

A relationship between two organisms in which one organism benefits and the other is unaffected.

Answer 13

Commensalism

Question 14

A relationship in which two different organisms live in close association with each other.

Answer 14

Symbiosis