Communities

Levels of organization from largest to smallest are: Ecosystem -> Community -> Population -> Organism

• True

• False

this is a/an

• population

• ecosystem

• organism

• community

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

What is one BIOTIC factor in this ecosystem?

• Soil

• Water weeds

• Sun

• Water

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Bacteria and fungi in a habitat are examples of BIOTIC factors

• True

• False

An interacting group of various species in a common location.

• population

• community

• ecosystem

• ecology

Tags

NGSS.MS-LS2-2

A hawk building its nest on an arm of a saguaro cactus is an example of

• commensalism

• mutualism

• parasitism

• predation

Which of the following best describes a community in an ecological context?

• A group of individuals of the same species living in an area

• A group of different species living and interacting in an area

• The physical environment where organisms live

• A single organism's role in its habitat

Tags

NGSS.MS-LS2-2

In a forest ecosystem, which of the following is an example of a community?

• All the oak trees

• All the birds

• All the living organisms including plants, animals, and microorganisms

• All the non-living components like soil and water

True or False: A community includes only the biotic factors in an ecosystem.

• True

• False

Which of the following interactions is NOT typically found within a community?

• Predation

• Competition

• Symbiosis

• Photosynthesis