Levels of Ecological Organization

What are the biotic factors in this image?

• sunlight, elephants, grasses

• sunlight, water, air

• elephants, plants, trees

• elephants, clouds, grasses

Water temperature would be an example of ...

• a biotic factor

• an abiotic factor

• an antibiotic factor

• a bacterial factor

A collection of living organisms that belong to different populations but all live in the same area and interact with one another is a...

• Population

• Ecosystem

• Community

• Ecosphere

Non-living factor that affects an ecosystem...

• biotic factor

• abiotic factor

• food chain

• biome

An ecosystem contains living and nonliving things.

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Which of the following is a population?

• hawks, barred owls, and eagles on NC coast

• mountain stream

• all the frogs in a pond

• blue-tailed skinks (lizards) around a barn

Which of the following best describes a community?

• sharks, groupers, anemones and shrimp on a coral reef

• decorator crabs on the seafloor

• loggerhead sea turtles in Atlantic

• prairie grassland in Wyoming

What level of organization can be seen here?

• Species

• Population

• Community

• Ecosystem

What level of organization can be observed in the image?

• Species
• Population
• Community
• Ecosystem

What level of organization can be observed in the image?

• Species
• Population
• Community
• Ecosystem