Answer to Question 1ANS: C
There are three domain classificationsBact eria, Eukarya, and Archaea. This is different than the
three largest categories that Linnaeus came up with. They have been added to Linnaeus' system of
taxonomy. Information can be found in the section Oceanic Life Is Classified by Evolutionary
Heritage
Answer to Question 2ANS: B
Physical factors are any aspects of the physical environment that affect living organisms. The most
important include light, temperature, dissolved nutrients, and salinity. These factors determine the
suitability of an environment. Information can be found in the section Marine Life Success Depends
upon Physical and Biological Environmental Factors.