Importance of Coral Reefs
Growth and existence
Aquatic Life
Threatened Reefs
Natural Threats
100
Why are coral reefs important to humans?
Coral reefs house the fish that humans eat.
100
Massive reefs have symbiotic relationships with... a. water b. algae c. fish
B, massive reefs have symbiotic relationships with algae.
100
Most encountered fish are within the same few ________.
Most encountered fish are within the same few families.
100
Humans must _______ coral reefs so that they can survive.
Humans must protect coral reefs so that they can survive.
100
A biological threat that is spread between organisms and can kill off marine life.
What are diseases?
200
How do coral reefs help nations?
Coral reefs attract tourist, and tourist attract money.
200
What are reefs?
Reefs are massive coral colonies.
200
The aquatic life in reefs are _____ in comparison to fish in the ocean. a. big b. pretty c. vibrant d. small
The aquatic life in reefs are small in comparison to fish in the ocean.
200
Reefs are threatened by both ______ and ______.
Reefs are threatened by both nature and humans.
200
When the population of a plant or animal within an ecosystem rapidly increases in a short period of time and causes damage to coral reefs.
What are species blooms?
300
Coral reefs protect... a. islands b. coastal communities c. humans d. a & b
D, coral reefs protect islands and coastal communities
300
Where do reefs grow? a. warm deep water b. cold deep water c. warm shallow water d. cold shallow water
C, coral reefs grow in warm shallow water.
300
About how many families of fish live in a coral reef? a. 10-30 b. 30-50 c. 100-500 d. 500-1000
B, there's about 30-50 families of fish who live in a coral reef.
300
___ of the world's coral reefs are already dead. a. 10% b. 20% c. 30% d. 40%
B, 20% of the world's coral reefs are already dead.
300
When the tide goes below the level of the coral reef and causes damage to them.
What is exposure to air?
400
What percentage of wave energy is absorbed by coral reefs? a. 10% b. 30% c. 60% d. 90%
D, coral reefs can absorb up to 90% of wave energy.
400
Why is sediment important to reefs?
Sediment provides growth and stability.
400
About _____ species of fish are found in coral reefs. a. 3,000 b. 1,000 c. 2,000 d. 4,000
D, about 4,000 species of fish are found in coral reefs.
400
___ of the world's coral reefs are threatened. a. 10% b. 15% c. 35% d. 50%
C, 35% of the world's coral reefs are threatened.
400
When precipitation occurs at an extreme level and causes damage to coral reefs.
What is severe storm?
500
What percentage of all aquatic animals live in coral reefs? a. 10% b. 25% c. 5% d. 50%
B, coral reefs hold habitat and nursery grounds for 25% of all known aquatic animals.
500
What does coralline algae do?
Coralline algae cements sediment.
500
Coral reefs are very _______ and have many arranged ________.
Coral reefs are very vibrant and have many arranged patterns.
500
All threatened coral reefs are affected by long-term by...
All threatened coral reefs are affected by long-term by climate change.
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