Hierarchical Organization: Organism, Population, Community, Eco

What level of ecological organization does a forest full of different plants and animals represent?

• Ecosystem

• Population

• Community

• Biome

Give an example of a community.

• A pond with frogs, fish, plants, and insects.

• A single frog in a pond.

• A tree in a forest.

• A rock on the ground.

What are biotic factors?

• The non-living components of an ecosystem, such as rocks and water.

• The living components of an ecosystem, such as plants, animals, and microorganisms.

• The chemical substances that affect living organisms in an ecosystem.

• The physical environment in which organisms live.

What level of ecological organization does a coral reef represent?

• Population

• Community

• Ecosystem

• Biome

Tags

NGSS.MS-LS2-3

What are abiotic factors?

• Living components of an ecosystem

• Non-living components of an ecosystem, such as water, soil, and climate

• Factors that affect the growth of living organisms

• Biotic interactions within an ecosystem

Tags

NGSS.MS-LS2-3

What is the largest level of ecological organization?

• Population

• Community

• Ecosystem

• Biome

What level of ecological organization does a single bird represent?

• Population

• Community

• Organism

• Ecosystem

What is a population?

• A population is a group of the same organisms living together in the same place at the same time.

• A population is a collection of different species in a given area.

• A population refers to the total number of organisms in a specific ecosystem.

• A population is a random sample of organisms taken from a larger group.

Tags

NGSS.MS-LS4-4

What level of ecological organization does a group of alligators in a swamp represent?

• Community

• Ecosystem

• Population

• Biome

What is an organism?

• A type of chemical compound

• A living thing, such as a plant, animal, or microbe

• A non-living object

• A group of cells that cannot function independently

Tags

NGSS.MS-LS1-1