Populations and Resources Study Guide

All the living and non-living things in an area.

• Food Webs

• Ecosystems

• Ecologist

• Population

Tags

NGSS.MS-LS2-3

The non-living things found in an ecosystem.

• Biotic Factors

• Abiotic Factors

A group of the same organism living together in a particular area

• Ecosytem

• Population

• Organism

A relationship between two organisms that can benefit either one or both organisms.

• Reproduction

• Symbiosis

• Stable

Tags

NGSS.MS-LS2-2

Any living thing

• Stable

• Organism

• Population

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

A scientist that studies how living things depend on one another for survival.

• Ecologist

• Biologist

• Geologist

Tags

NGSS.MS-LS2-2

Additions (or births) are balanced by losses (or deaths)

• Reproduction

• Stable

• Symbiosis

Tags

NGSS.MS-LS1-4

A model that shows the eating relationships between populations in an ecosytem.

• Organism

• Biotic Factors

• Food Webs

Tags

NGSS.MS-LS2-3

All species reproduce, adding individuals to a population.

• Ecologist

• Ecosystem

• Reproduction

Tags

NGSS.MS-LS3-2

The living things found in an ecosytem.

• Biotic Factors

• Abiotic Factors

Tags

NGSS.MS-LS2-2