
Which of the following is true regarding coral bleaching?
A) 80% of coral reefs worldwide had been lost by 2000.
B) scientists have identified the reasons polyps eject their algae.
C) bleaching is related to a fall in sea-surface temperatures of 1-2 C°.
D) decreased salinity levels are causing the polyps to flee their host.
E) possible causes for bleaching include pollution,disease,sedimentation,salinity,and acidity.
Correct Answer:
Verified
Q72: The sinuous,branching channels that characterize a salt
Q73: Coral bleaching refers to
A)the killing of coral
Q74: An atoll is approximately _ in shape
Q75: In order for an atoll to form,what
Q76: A coral is a type of _
Q78: Cape Cod,Massachusetts,is used in the text as
Q79: Because the algae which live in symbiotic
Q80: Coral formations
A)tend to occur poleward of 30°
Q81: A significant seismic sea wave occurs an
Q82: A mere 30 centimetre rise in sea
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