Populations, Communities, and Ecosystems Test

What is ecology?

• the study of life

• the study of the interactions (connections) among living things, and between living things and their environment

• the study of fossils, embryos, homologous structures and how they are evidence of our evolution from a common ancestor

• the study of atoms, molecules, organelles and cells

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What is the initial (first or primary) source of energy in every ecosystem?

• plants

• higher level consumers

• the sun

• decomposers

Tags

NGSS.MS-LS1-6

Introduced species disrupt ecosystems because they are a/an

• Keystone Species

• Endemic Species

• Invasive Species

• Native Species

The role of an organism in its environment.

• Competition

• Niche

• Invasive Species

• Job

The struggle between two animals using the same limited resources

• Competition

• Symbiosis

• Mutualism

• Commensalism

When one animal kills another for nutrients/food

• Symbiosis

• Niche

• Predation

• Interaction

Tags

NGSS.MS-LS2-3

A relationship between two species living close together

• Symbiosis

• Mutualism

• Commensalism

• Parasitism

A relationship where both species benefit

• Symbiosis

• Mutualism

• Commensalism

• Parasitism

A relationship between two species where one benefits and the other is not helped or harmed

• Symbiosis

• Mutualism

• Commensalism

• Parasitism

A relationship where one species benefits and the other species is harmed

• Symbiosis

• Mutualism

• Commensalism

• Parasitism