Science Week 12 Quizzizz Review - People and the Ocean

What does "extinct" mean?

• Predators eat prey animals.

• Population size decreases.

• Plants and animals adapt.

• A species no longer exists.

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Humans cannot affect the ocean because they do not live there.

• True

• False

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I can help sea animals by throwing away ______ plastic and __ ______ chemicals near the ocean.

• less, not using

• more, not using

• less, using

• more, using

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NGSS.MS-ESS3-3

Why do prey animals suffer if there are fewer predators?

• There is more population.

• They become overpopulated.

• They lose a food source.

• The ecosystem is lonelier.

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Explain why animals are better able to survive a change in the environment than plants. Choose all that apply. (short answer question)

• animals can change their location

• plants can't move so they have to stay

• plants can't adapt to changes, species will die

• plants can move around from place to place

What is one effect of oil spills on marine organisms?

• Oil chases away predators.

• They have more food to eat.

• Clogged gills make it hard to breathe.

• They are shaded from harsh sunlight.

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What is evidence that the number of sharks is decreasing?

• There are more sightings by tourists.

• There are fewer caught by fishing boats.

• The number of seals with shark bites is growing.

• Penguin populations have shrunk due to predation.

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NGSS.MS-LS2-4

Explain why humans should care about ocean ecosystems.

Mark all that apply. (short answer question)

• humans have no affect on the ocean ecosystem

• oceans provide jobs and food to many people

• ecosystems are connected and a change in one affects the others

• responsibility to protect and preserve the Earth

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NGSS.MS-ESS3-4

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