Ecosystem Definitions

HideShow resource information
Ecosystem
a group of living organisms and non-living things occurring together and the interrelationships between them.
1 of 11
Habitat
the place where an organism lives.
2 of 11
Population
all the organisms of one species, who live in the same place at the same time, and can breed with one another.
3 of 11
Community
all the populations of different species, who live in the same place at the same time, and can interact with one another.
4 of 11
Niche
the role that each species plays in an ecosystem
5 of 11
Biotic factor
an effect on an organism that is the result of other living organisms in the ecosystem (e.g. predation, infection, food supply)
6 of 11
Abiotic factor
an effect on an organism that is the result of non-living components of an ecosystem (e.g. pH, temperature, soil type)
7 of 11
Trophic level
is the level at which an organism feeds in a food chain.
8 of 11
Succession
a directional change in a community of organisms over time.
9 of 11
Pioneer species
are the first species to occupy a new habitat, starting new communities.
10 of 11
Climax community
is the stable community that is reached where no further succession occurs.
11 of 11

Other cards in this set

Card 2

Front

the place where an organism lives.

Back

Habitat

Card 3

Front

all the organisms of one species, who live in the same place at the same time, and can breed with one another.

Back

Preview of the back of card 3

Card 4

Front

all the populations of different species, who live in the same place at the same time, and can interact with one another.

Back

Preview of the back of card 4

Card 5

Front

the role that each species plays in an ecosystem

Back

Preview of the back of card 5
View more cards

Comments

No comments have yet been made

Similar Biology resources:

See all Biology resources »See all Ecology, ecosystems and environmental biology resources »