Font size
WorksheetsCORRRAAALLLLLL
Total questions: 18
Worksheet time: 10mins
What are nematocysts?
Skeleton of corals
An input for photosynthesis
Stinging cells of corals
Muscle cells in corals
What type of reef is being formed?
Barrier Reef
Fringing Reef
Coral Reef
Atoll Reef
How much of ALL marine life live in coral reefs?
none
25%
100%
70%
How do corals capture their prey?
stinging cells
zooxanthellae
coral polyps
tentacles
Select all characteristics of HERMATYPIC corals:
Do not build reefs
Contain zooxanthellae
Found in tropics
Found in shallow water
What are the skeletons of corals made up of?
organic matter
calcium carbonate
photosynthesis
plankton
How does zooxanthellae benefit corals?
pigmentation
and
nutrition
bleaches them
temperature control
helps lessen wave impact
Coral polyps and zooxanthellae have a symbiotic relationship.
True
False
What type of reef is this?
Fringing reef
Atoll reef
Barrier reef
Christmas wreath
Select ALL condition optimal for coral growth:
Narrow temperature and salinity range
Sunlight for zooxanthellae
Low sediment and pollution levels
Hard substrate of settlement for the first polyp
Which type of reef is forming?
Atoll
Barrier
Fringing
Select ALL outputs of photosynthesis:
Glucose
Carbon Dioxide
Oxygen
Sunlight
What separates a barrier reef and the shore?
Pond
Acid
Lagoon
Coral reef
What's happening in this picture?
Coral bleaching
Photosynthesis
Fringing reef
Symbiotic relationship
What can cause coral bleaching?
wave stress
high temperatures
increased sediment
disease
Which type of basic coral reef:
does not build reefs, is found in cold deep water,
and may not contain zooxanthellae
Fringing
Hermatypic
Ahermatypic
Why do areas close to rivers not have a lot of reefs?
Low salinity
Too shallow
Not enough marine life
Too deep
Which spelling is correct?
Mr. Starts
Mr. Sterts
Mr. Storks
Mr. Storts
