Multiple Choice
Which of the following explanations of diurnal vertical migrations cannot be excluded by available data?
A) Predation is stronger near the surface during daylight
B) The zooplankton are seeking a certain temperature, which varies between day and night
C) Strong light is harmful
D) Zooplankton are responding directly and only to diurnal changes in ambient light
Correct Answer:
Verified
Correct Answer:
Verified
Q1: With regard to diurnal vertical migration, nearly
Q2: A phytoplankton patch can be maintained by<br>A)
Q3: Diurnal vertical migrations are a feature of<br>A)
Q4: Larger nekton are known to move great
Q5: Larger nekton have migration routes in the
Q7: Bioluminescence can be used for<br>A) Counter illumination<br>B)
Q8: Many anglerfish<br>A) Have brightly colored stalks to
Q9: Gas secretion by some nekton is used<br>A)
Q10: Most smaller organic particles in the ocean<br>A)
Q11: Midwater fish<br>A) Often have bioluminescent organs on