Why are fisheries heavily impacted by ENSO events?
A) Upwelling ceases
B) Nutrient-rich currents are interrupted when the trade winds shift
C) Low pressure systems create downwelling events rather than the normal upwelling
D) Rise in sea level effects migration patterns
Question 2
Manganese nodules ____.
A) are a type of cosmogenous sediment
B) are almost exclusively found on continental shelves
C) grow very slowly, at an average rate of 1 to 10 millimeters per million years
D) are inexpensive to collect and are, therefore, widely exploited
Changes in light quality with depth: (a) the rich colours on a shallow coral reef;
Nutrient cycling
A Gas- and Dust-Rich Region of Orion
Features Associated with Tidal Currents
The major events in meiosis in an animal cell
The heart and its major blood vessels. Oxygen-rich blood is pumped from the lungs to the left