Chapter 4 (Ecology part 3)

Abiotic factors

Weather, temperature sunlight, Drought/floods, natural disasters.

Aquatic ecosystems

Water-based environment.

biotic factors

people, animals, plants

climax community

population of plants or animals remains stable and exist in balance with each other and their environment.

commensalism

relation between two kinds of organisms in which one benefits and other is not benefiting or harmed.

ecological succession

the process by which the mix of species and habit in an area changes overtime.

Mutualism

relationship where both organisms benefit from each other.

niche

the role an organism plays in a community

parasitism

a relationship between two organisms, one is benefiting and the other is harmed.

pioneer species

the species that first colonize new habitats created by disturbance

primary succession

The sequential replacement of populations in an area that has never before supported life.

secondary succession

The sequential replacement of population in disrupted habitats that have not been totally stripped of soil and vegetation.

seral community

each intermediate community that arises and is replaced by a new community.

symbiosis

close relationship between 2 organism of different species.

terrestrial biomes

land