How does ocean circulation influence the impact of ocean acidification on marine ecosystems? Select all that apply.

There was a heated discussion at the latest town hall meeting, which concluded in a vote to build breakwaters offshore of your favorite local beach. How would you expect the beach to change after construction of the breakwaters is complete? Select all that apply.

How would the following be categorized in the two taxonomic systems?      Dolphins:  Kingdom  [______a_______] Domain [_______b_______]   Cyanobacteria (a type of phytoplankton):    Kingdom  [_____c________] Domain [_______d_______]

Which of the following describe baleen whales, toothed whales, or both?

You are examining a population of marine phytoplankton that were collected from a water sample, and you have measured their sizes to be as shown in the table.  Sample Size (µm) A 5  B 0.2  C 89 D 37 Which of these would sink the slowest?  

There are many open questions related to how climate change will affect the biological pump. Of the following potential scenarios, which describes a logical sequence of feedbacks? 

A tide gauge records the following water levels (relative to a fixed datum) over one lunar day: ·      High Tide 1: +2.0 m·      Low Tide 1: +0.2 m·      High Tide 2: +1.2 m·      Low Tide 2: –0.4 mWhat is the total tidal range observed during this period?   _____________ m

Which of the following would be classified as organic matter? Select all that apply.

Given the following profiles of primary productivity and respiration, where in the water column is phytoplankton biomass increasing (that is, the net primary production (NPP) > 0)?  Select all that apply. 

A shallow coastal lagoon experiences strong semidiurnal tides. Over a full tidal cycle, salinity swings from 33 PSU at high tide to 27 PSU at low tide. What process most directly causes this variability?