Download Unit 5 Part 1: ECOLOGY KEY TERM`S DIRECTIONS: MATCH THE

Unit 5 Part 1: ECOLOGY KEY
TERM’S
Abiotic Factors
DIRECTIONS: MATCH THE KEY TERMS WITH THEIR
CORRECT DEFINITIONS.
Non-living chemical and physical parts of the environment that
affect living organisms and the functioning of ecosystems.
Aquatic Biomes
Includes all water bodies on the earth’s surface. Are grouped into
two, Freshwater Biomes (lakes and ponds, rivers and streams,
wetlands) and Marine Biomes (oceans, coral reefs and estuaries).
Biome
A group of ecosystems in the same region having similar types of
vegetation governed by similar climate conditions.
Biosphere
The global ecological system integrating all living beings and
their relationships, including all organisms and the environments
in which they live (biotic and abiotic factors).
Biotic Factors
A factor created by a living thing or any living component within
an environment in which the action of the organism affects the
life of another organism, for example a predator consuming its
prey.
Commensalism
Symbiotic relationship in which one organism benefits from the
relationship while the other species involved neither benefits nor
is harmed.
Community
A collection of populations that interact with each other in a given
area.
Competition
Occurs when more than one organism uses a resource at the same
time.
Ecosystem
Habitat
Includes all biotic and abiotic factors in a given area.
The area where an organism lives.
Mutualism
Niche
Symbiotic Relationships in which both organisms benefit.
The role or position that an organism has in its environment.
Organism
Individual.
Parasitism
Symbiotic Relationships in which one organisms benefits while
the other is harmed.
Population
Organisms of a single species that share the same geographic
location at the same time.
Predator
Prey
Are a species that get their food by eating other organisms.
An animal that is hunted or killed by another animal for food.
Symbiosis
The close relationship that exists when two or more species live
together.
Terrestrial Biomes
Regions of similar climate and dominant plant types such as
tropical rain forests, savannas, deserts, and temperate grasslands.