Interactions Within Ecosystems Quiz

Samantha plants some flowers in a flower bed and then ignores them. Soon weeds grow and the flowers die. The weeds had been able to get enough resources to survive, while the flowers had not. This is an example of _____.

• competition

• population size

• habitat

• community

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NGSS.MS-LS2-1

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Some populations have cooperative relationships. This is where _____.

• members of the same species compete for resources

• members of different species compete for resources

• members of the same species work together for survival

• members of different species work together for survival

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NGSS.MS-LS2-2

Both owls and snakes preying on mice in a forest is an example of .

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A symbiotic relationship in which one species benefits and the other is not affected is called .

• mutualism

• commensalism

• parasitism

A symbiotic relationship in which one species benefits and the other is harmed is a what kind of relationship?

• parasitism

• mutualism

• commensalism

Hawks hunt and eat mice. Hawks and mice have a ____________ relationship.

• predator-prey
• competitive

• cooperative

Clownfish live among the stinging tentacles of the sea anemone but never get stung. The sea anemone protects the clownfish from predators. The clownfish helps bring food to the carnivorous sea anemone. This is an example of a type of symbiotic relationship known as.

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Define Symbiosis

In mutualism, what is the outcome for the species involved?

• A) Both species are harmed

• B) One species benefits, the other is harmed

• C) Both species benefit

• D) One species benefits, the other is unaffected

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NGSS.MS-LS2-2

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

Tags

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