WorksheetsChapter 7: Life in the Fathoms (Amplify)
Total questions: 10
Worksheet time: 5mins
What is the intertidal zone?
An area always underwater
A place only found on beaches
An area covered at high tide
A deep part of the ocean
What type of water is found in an estuary?
Fresh water
Salt water
Brackish water
Frozen water
What is one reason the Chesapeake Bay is important?
It has many producers and consumers
It is the coldest bay in the U.S.
It has no human activity
It is completely saltwater
What role do oysters play in the Chesapeake Bay?
They hunt other animals
They clean the water
They create sand
They block sunlight
What is the main idea of the section about oyster reefs?
Oysters are fast swimmers
Oyster reefs help ecosystems
Oysters eat large fish
Oyster shells dissolve quickly
Why are oyster reefs helpful to coastlines?
They increase wave size
They cause erosion
They protect the shore
They dry out the land
What makes mangrove trees well suited for coastal areas?
Their colorful flowers
Their tangled root systems
Their smooth bark
Their tall trunks
How do mangrove trees deal with salty water?
They store salt in roots
They avoid ocean water
They filter salt out
They drink only rain
What is the main idea of the Sundarbans section?
Tigers live alone
Mangroves support many species
Rivers never flood
Monsoons stop erosion
How can humans help coastal ecosystems?
Build more cities
Remove predators
Replant mangroves
Drain estuaries
