Although primary productivity in tropical areas is generally low, which of the following tropical locations have unusually high primary productivity rates?
A) Equatorial downwelling zones
B) Coastal upwelling zones
C) Hypoxic zones
D) Dead zones
Question 2
The most common tidal pattern around the world are ________.
A) diurnal tides
B) mixed tides
C) proxigean tides
D) semidiurnal tides
E) spring tides