Ecosystems and Their Interactions

Organisms higher in a food web eat

• Every organism lower in the food web

• Organisms that are directly below them in a food web

• Organisms on their same level on a food web

• Organisms that are above them on a food web

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NGSS.MS-LS2-3

Organisms of the same species

• Do not compete for resources

• Share resources

• Do compete for resources

Plants are considered

• Producers

• Consumers

• Carnivores

• Consumers

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A relationship where two species benefit from each other is called

• Mutualism

• Parasitism

• Commensalism

• Exceptionalism

What does a food web represent?

• How carnivores get their food

• Specific ways that mutualism is carried out

• A single pathway or energy flow between organisms

• All connections of energy flow throughout a habitat

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NGSS.MS-LS2-3

A place where an organism lives

• Population

• Habitat

• Community

• Ecosystem

Choose the best answer: If a population in a food web is disturbed there will be _____________

• Little effect on populations that are below it

• No effect on populations that are below it

• Significant effect on all populations

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NGSS.MS-LS2-3

NGSS.MS-LS2-4

True or false: Competition for resources happens between species of organisms

• True

• False

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NGSS.MS-LS2-1

The role that an organism has in an ecosystem is called

• Niche

• Habitat

• Population

• Community

True or False: Animals do compete for resources such as food and water

• True

• False

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1