WorksheetsChapter 6: Life in the Fathoms (Amplify)
Total questions: 10
Worksheet time: 5mins
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
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
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
