Chapter 6: Life in the Fathoms (Amplify)

What is kelp classified as?

• A protist

• A plant

• A fungus

• An animal

How does kelp attach to the ocean floor?

• 
  With tentacles

• 
  With sticky leaves

• With roots

• With a holdfast

Why are kelp forests important for animals like sea otters?

• They make the water warmer

• They provide shelter and protection

• They teach otters to hunt

• They grow food for humans

Tags

CCSS.RI.5.2

CCSS.RL.4.1

CCSS.RL.5.1

CCSS.RL.5.2

CCSS.RL.6.2

What can happen if there are too many sea urchins in a kelp forest?

• Water becomes colder

• Kelp grows taller

• Urchin barrens form and kill kelp

• Sea stars disappear

What role do sea cucumbers play in the kelp forest?

• They eat sea otters

• They scare predators away

• They eat waste and clean the sand

• They grow kelp faster

How do coral reefs protect coastlines?

• They feed humans

• They make waves smaller

• They attract tourists

• They act as barriers against erosion

What is a coral polyp?

• The hard skeleton of a coral

• The soft part of a coral with a mouth and tentacles

• A type of fish that lives near coral

• A piece of coral used for decoration

What does the coral skeleton do?

• Absorbs sunlight

• Feeds the fish nearby

• Moves the coral across the reef

• Supports and protects the coral

Tags

CCSS.RI.3.5

CCSS.RI.4.5

CCSS.RI.5.5

CCSS.RI.6.5

CCSS.RI.7.5

How do zooxanthellae help coral?

• They grow kelp

• They use photosynthesis to feed coral polyps

• They scare predators away

• They clean the sand

Why do kelp forests and coral reefs have similar benefits?

• Both only exist in cold water

• Both provide shelter, food, and coastal protection

• Both are made mostly of algae

• Both move to follow the sun