EOC Review Ecology

What does a food web represent?

• All connections of energy flow throughout all organisms in a habitat.

• The specific ways that mutualism is carried out.

• A single pathway or energy flow between organisms. 

• How carnivores get their food. 

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The rabbit in this food web would be considered a:

• Decomposer

• Producer

• Secondary Consumer

• Primary Consumer

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A collection of organisms that make up a community as well as all of the nonliving aspects of the environment.

• Population

• Community

• Habitat

• Ecosystem

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Which organism fills more than one role in this ecosystem?

• carrots

• owls

• birds

• grasshoppers

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What is the carrying capacity of this population?

• 2

• 6

• 10

• unlimited

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This image shows

• primary succession

• secondary succession

What type of symbiosis?  Hummingbirds feed on nectar from flowers.  The flowers are pollinated by hummingbirds as they move from flower to flower.

• commensalism

• mutualism

• parasitism

• predation

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Red-billed oxpeckers are birds that often feed on parasites that infest impala.  This is an example of _______.

• commensalism

• mutualism

• neutralism

• competition

Lichens are close associations of fungi and algae. The fungi hold the water supply and the algae perform photosynthesis to manufacture carbohydrates for both organisms.

• mutualism

• commensalism

• parasitism

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What does every food chain start with? (Even if it's not drawn or written there!)

• producers

• sun

• consumer

• decomposers