A community of organisms and their abiotic environment

relate or connect to one another.

dependent on one another

the effect of one factor (such as environment) depends on another factor

a process that develops a biotic community in a previously uninhabited and barren habitat with little or no soil

first organisms to live in an area

a process started by an event that reduces an already established ecosystem to a smaller population of species

the changing sequence of communities that live in an ecosystem during a given time period

a variety of organisms in an ecosystem or biome

a small or specialized habitat within a larger habitat

Place where an organism lives

to maintain its structure and function over time

a condition or resource that keeps a population at a certain size

Something that is not living

Something that is living

the unique role or job of an organism in an ecosystem

An inherited trait that helps those organisms that have it to survive

Every ecosystem supplies the basic needs for the organisms that live there. What are the basic needs of all organisms?

Differences that exist naturally among members of a population or species___?

What is the main difference between primary and secondary ecological succession?

a group of interdependent organisms inhabiting the same region and interacting with each other

the struggle between organisms to survive in a habitat with limited resources

an individual living thing

all of the surrounding things, conditions, and influences affecting the growth or development of living things.

the process of coming into being: ie. appearance or arrival

variety, capable of various forms.

for a certain purpose; proper; fitting

balance; steadiness, sustainability

a group of animals, plants or organism that share common characteristics & have adapted to a particular set of resources within their environment

The largest number of individuals that an environment can support long term is...