Font size
WorksheetsKelp Forest, Salt Marsh, Coral Reefs
Total questions: 14
Worksheet time: 19mins
What is kelp actually?
it looks a lot like a tree
a type of flower
a type of brown algae or seaweed
Attaches the seaweed to a rocky surface
Blade
Holdfast
Bulb / gas bladder
Stipe
Allows the leaf-structures of the seaweed to float
Blade
Holdfast
Gas Bladder (Pneumatocyst)
Stipe
Why must kelp live in deep, calm waters?
nutrients are more abundant in deep, calm waters than in warm, turbid waters
the photosynthetic pigments of kelp are more efficient in the depths than in the shallows
rocky terrain, the preferred substrate of kelp, is only found in deep, calm waters
the holdfasts are less likely to be ripped off the rocks in calm waters than in turbid waters
Which of these are a keystone species of a kelp forest?
The kelp
The sea otter
The sea urchin
All 3 are keystone species
What is peat made of?
decomposing plant matter
roots
spongy and waterlogged
salt
Salt marshes provide several ecosystem benefits by
lessening the impact of storms and flooding
improving water quality
serving as a resting place for crabs
serving as a nursery for migrating birds
Periodic rise and fall of the ocean.
Coral reef
Tide
Population
Oyster
Which marine environment has the most biodiversity?
Sandy Beach
Rocky Shore
Estuary
Coral Reef
Coral Reefs are found in shallow, clear, warm water because there is
lots of sunlight for the zooxanthellae that live use photosynthesis to provide for the coral
an ever changing salt level
no real reason, it just feels nice
Check all the ways that corals are fragile.
They are very productive
Pieces can break off easily
They are very sensitive to changes in water quality
They are sensitive to changes in pH levels.
They make lots of food and oxygen for the reef.
What is coral bleaching?
What happens to coral reefs when the water temperature increases too much?
nothing
the coral reefs die
the coral reef is able to survive with the help of special algae
