POPULATIONS

Front

What do limiting factors do?

Back

Regulate how many organisms live in an ecosystem.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Front

In ecology, what is carrying capacity?

Back

The maximum population size an ecosystem can support.

Front

What is predation?

Back

An interaction where one organism (the predator) eats another organism (the prey). Example: An owl snatching a mouse.

Front

What is parasitism?

Back

A relationship where one organism (the parasite) benefits at the expense of another (the host). Example: Lampreys attached to a fish.

Front

What is competition in ecology?

Back

An interaction where organisms vie for the same resources, such as food or space. Example: Many woodpeckers eating at a bird feeder.

Tags

NGSS.MS-LS2-2

Front

Define biotic factors.

Back

Living components of an ecosystem, such as plants, animals, and microorganisms.

Tags

NGSS.MS-LS2-2

Front

Define abiotic factors.

Back

Non-living components of an ecosystem, such as sunlight, water, and minerals.

Tags

NGSS.MS-LS2-3

Front

What is mutualism?

Back

A symbiotic relationship where both organisms benefit. Example: Bees pollinating flowers.

Front

What is commensalism?

Back

A relationship where one organism benefits and the other is neither helped nor harmed. Example: Barnacles on a whale.

Front

What is an ecosystem?

Back

A community of living organisms interacting with their physical environment.