What threatens the survival of coral reefs?
A) predation by sharks
B) daily fluctuation in tides
C) deep-sea fisheries
D) eroded soil from deforestation and poor land management
Correct Answer:
Verified
Q2: What is considered an ecological service of
Q4: Which characteristics do estuaries exhibit?
A) constant temperature and
Q6: What is characteristic of the euphotic zone?
A) low
Q11: Which trees are characteristic of a tropical
Q12: In which aquatic zone are ecosystems with
Q15: What is required for a coral reef
Q17: What is an advantage for populations of
Q18: What is the most likely classification for
Q19: Which term refers to the ocean zone
Q20: What is considered an economic service of
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