Coral Reefs conservation

What percentage of the ocean is taken up by coral reefs?

• 10-12 percent

• 25 percent

• less than one percent

• more than fifty percent

What percentage of the ocean's sea life lives in coral reefs?

• 10 -15%

• 20%

• 45%

• 25%

Coral reefs are endangered by

• climate change

• overfishing

• pollution

• all of the above

Tags

NGSS.HS-LS2-6

What causes coral bleaching?

• oil spills

• warmer water temperatures

• overfishing

• red tide

Tags

NGSS.MS-LS2-4

What is one way scientists trying to save the coral reefs?

• by growing coral and planting it in the ocean

• by restricting access to reefs

• by adding new species of fish to the reefs

• by adding fertilizer to the coral reefs

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-5

What is the largest coral reef on the planet?

• Rainbow Reef, Fiji

• Great Chago Archipelago, Indian Ocean

• Amazon Reef, Brazil

• Great Barrier Reef, Australia

What builds up over time to form a reef?

• Sand
• Coral skeletons
• Fish bones
• Rocks

Tags

NGSS.MS-LS2-3

Which of the following is NOT a type of coral reef?

• Fringing reefs
• Barrier reefs
  Barrier reefs
• Atolls
• Crustacean 

Why don't coral reefs grow well below 130 feet?

• because the water is too warm below 130 feet

• because coral reefs need sunshine

• because the water is dirty

How long does it take for coral reefs to grow up to 3 feet?

• 10 years

• 100 years

• 1000 years