National Geographic Coral Reef

How long is the Great Barrier Reef?

• 2,300 kms.

• 150 kms.

• 450 meters

• 25,000 kms.

What is this?

• Mollusk

• Sponge

• Seagrass

• Oyster

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NGSS.MS-LS4-2

Sharks that live near coral reefs.

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NGSS.MS-LS2-4

What is the main reason of coral death?

• Excess Bleaching

• Excess Nitrogen

• Coral Bleaching

• No sunlight

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NGSS.HS-ESS3-1

NGSS.HS-LS4-5

Which of the following is a major threat to coral reefs?

• Overfishing

• Ocean acidification

• Increased boat traffic

• All of the above

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NGSS.MS-LS2-4

NGSS.MS-LS2-5

What is the main cause of coral bleaching?

• Higher ocean temperatures

• Not enough carbon dioxide is dissolved in ocean water

• Whales chewing on coral reefs

• Too much sunlight

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NGSS.MS-LS2-4

NGSS.MS-LS2-5

How can we help conserve coral reefs?

• By throwing trash into the ocean

• By using less plastic and reducing pollution

• By catching more fish

• By cutting down trees near the ocean

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NGSS.MS-LS2-4

NGSS.MS-LS2-5

What is coral bleaching?

• When the sun heats up the water and the coral cannot withstand the high temperatures

• When people throw bleach into the ocean

• When a type of fish eats away at the coral, making it looked bleached.

• When the coral naturally dies,

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What is the cause of coral bleaching.

• Space Heaters

• Pollution

• Hot air

• Global Warming

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NGSS.MS-LS1-5

NGSS.MS-LS2-4

Do coral reefs

have any chance of surviving?

• Yes, but only with our help

• No, they are dead

• Maybe, it depends on future events

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5