Science Test 2

20 terms by hrapp98 

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Ecosystem

All of the organisms living in an area together with their physical environment

Biotic Factor

Living and once living parts of an ecosystem

Abiotic Factors

Non-Living parts of the ecosystem

Organism

An individual living thing

Species

Group of organisms that can mate to produce fertile offspring

Population

All the members of the same species at the same place at the same time

Community

A group of various species that live in the same place and interact with each other

Habitat

The place an organism lives

Natural Selection

To describe the survival and reproduction of organisms with particular traits

Artificial Selection

The selective breeding of organisms by humans for specific characteristics.

Evolution

A change in the genetic characteristics of a population from one generation to the next

Adaptation

Inherited trait that increases an organisms chance of survival and reproduction in a certain environment

Resistance

Ability of one or more organisms to tolerate a particular chemical designed to kill it

Niche

The unique role of a species within an eco-system

Competition

Relationship in which different individuals compete for a limited resource

Predation

An organism that lives by preying on other organisms.

Parasitism

Relationship between parasite and its host

Mutualism

Close relationship between two species in which each species benefits from each other

Commensalism

A relationship in which one species benefits while the other is neither harmed or benefited

Symbrosis

Relationship in which two species live in close association

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