Ecology/LS 6 Vocabulary-answers

Ecology/ LS 6 Vocabulary

Term

Picture

Definition

 

 

Abiotic factors

 

 

 

A nonliving part of an ecosystem

 

Biotic factors

 

 

 

 

A living part of an organisms habitat

 

Community

 

 

 

 

All the different populations that live in a particular area

 

Consumer

 

 

 

 

An organism that obtains energy by feeding on other organisms

 

Decomposer

 

 

 

An organism that gets its energy by breaking down biotic wastes & dead organisms, and returns raw materials to the soil and water

 

Ecosystem

 

 

 

The community of organisms that live in a particular area, along with their nonliving environment

 

Energy pyramid

 

 

A diagram that shows the amount of energy that moves from one feeding level to another in a food web

 

Food chain

 

 

 

A series of events in an ecosystem in which organisms transfer energy by eating and being eaten

 

Food web

 

 

 

The pattern of overlapping food chains among the various organisms in an ecosystem

 

 

Habitat

 

 

 

 

An environment that provides the things specific organisms need to live, grow, and reproduce

 

Niche

 

 

 

How an organism makes its living & interacts with the biotic & abiotic factors in its habitat

 

Population

 

 

 

 

All the members of one species living in the same area

 

 

Predator

 

 

 

 

The organism that does the killing in a predation interaction

 

Prey

 

 

 

An organisms that is killed & eaten by another organisms in a predation interaction

 

Producers

 

 

 

 

An organism that can make its own food