Corals and Coral Reefs

Algae are ______>

• The skeletons of corals.

• Young Coral

• Dead Coral

• Food for Coral

Most coral reefs grow in warm water.

• True

• False

How many centimeters do corals grow in a year?

• 2 Centimeters

• 0 Centimeters

• 5 Centimeters

• 1 Meter

What animal are coral most closely related to?

• Jellyfish

• whales

• octopus

What builds up over time to form a reef?

• Sand

• Fishbones

• Coral skeletons

• Rocks

The world's largest coral reef structure is located at:

• Rainbow Reef, Fiji

• Amazon Reef, Brazil

• Arch Reef, Florida

• Great Barrier Reef, Australia

Given the biodiversity and productivity of reef ecosystems, what are coral reefs often compared to?

• forests

• rainforests

• gardens

• deserts

What is the main reason of coral death?

• Excess Bleaching

• Excess Nitrogen

• Coral Bleaching

• No sunlight

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,

Reef-building corals are classified as

• Metamorphic
• Ametamorphic
• Hermatypic
• Ahermatypic