Chapter 15 Vocab.

Question 1

All of the aspects of environment that have never been alive.

Answer 1

Abiotic factor

Question 2

Consists of all the parts of Earth where life can be found.

Answer 2

Biosphere

Question 3

All of the living or once-living aspects of the environment

Answer 3

Biotic factor

Question 4

Is the science of how living things interact with each other and their environment.

Answer 4

Ecology

Question 5

This refers to the number of individuals of each sex and age in the population.

Answer 5

Age-sex structure

Question 6

Is the largest population size that can be supported in an area without harming the environment.

Answer 6

Carrying capacity

Question 7

Is the average number of individuals in a population for a given area.

Answer 7

Population density

Question 8

How the individuals are spread out through their area.

Answer 8

Population distribution

Question 9

How quickly a population changes in size over a time.

Answer 9

Population growth rate

Question 10

The age-sex structure of a population that is represented with a special bar graph.

Answer 10

Population pyramid

Question 11

Predators that play a special role in their community.

Answer 11

Keystone species

Question 12

How many individuals are in a certain area.

Answer 12

Population

Question 13

A relationship between organisms that depend on the same resources.

Answer 13

Competition

Question 14

A symbiotic relationship in which both species benefit.

Answer 14

Mutualism

Question 15

A symbiotic relationship in which one species benefits and the other species in harmed.

Answer 15

Parasitism

Question 16

Is a relationship in which members of one species consume members of another species.

Answer 16

Predation

Question 17

The consuming species

Answer 17

Predator

Question 18

The species that is consumed

Answer 18

Prey

Question 19

A close relationship between 2 species in which at least one species benefits.

Answer 19

Symbiosis

Question 20

When population increases the growth rate increases. Generally occurs only when a population is living under ideal conditions.

Answer 20

Exponential growth

Question 21

The population starts increasing and the growth rate increase but only to a certain point..

Answer 21

Logistic growth

Question 22

The species that is harmed.

Answer 22

Host

Question 23

The biotic component of an ecosystem.

Answer 23

Community

Question 24

A symbolic relationship in which one species benefits while other species is not affected.

Answer 24

Commensalism

Question 25

Usually lives on its host.

Answer 25

Parasite

Question 26

Need a constant input of energy to supply the needs of their organisms.

Answer 26

Ecosystem

Question 27

The physical environment in which a species lives and to which it has adapted.

Answer 27

Habitat

Question 28

The role that a particular species plays in its ecosystem.

Answer 28

Niche

Question 29

Water based biomes that include freshwater and marine biomes.

Answer 29

Aquatic biome

Question 30

A group of similar ecosystems with the same general abiotic factors and primary producers.

Answer 30

Biome

Question 31

The average weather ina place over a long period of time.

Answer 31

Climate

Question 32

A lake is an example of this, it includes shallow water, the top layer, and the deeper water.

Answer 32

Freshwater biome

Question 33

An ocean is an example of this, it includes top 200 meters, below 200 meters, the bottom.

Answer 33

Marine biome

Question 34

Land based biomes that range from artic to tundra to tropical rainforests.

Answer 34

Terrestrial biome