1. Marine Bio-holiday break Review.
Midterm Study Guide: complete an outline that covers the following material. All answers must be
given using DETAILED, ACCURATE, AND SPECIFIC INFORMATION from labs, notes/discussions in class or
your textbook. All answers must be in your own original words (no plagiarism)
Cell Membrane
The macromolecules it is made of
Importance of being semi-permeable
Properties of water
Surface tension, cohesion, adhesion, viscosity
Structure of water allows it to be universal solvent and what does universal solvent mean?
Illustrate a water molecule including the charges and how it attaches to other water molecules
Salinity
Define salinity
What are the two factors that affect water density-include discussion of the thermocline and the
Pycnocline
Explain what will happen to salt water fish put in freshwater and freshwater fish put in salt
water. Use hypertonic, hypotonic and isotonic in your explanation.
Ocean
Discuss the characteristics of the different ocean layers
Discuss Neap and Spring, and semidiurnal tides
Discuss the types of plate boundaries and how marine organisms are affected by each.
Discuss how El Nino has global impacts. (be very specific about locations)
Ecology
Compare and contrast habitat and niche
Compare and contrast populations and communities
Explain how changes in biodiversity and trophic levels affect health of ecosystems
Explain and give examples of the three different types of symbiosis
Explain the 3 different types of community interactions
Explain the role of a keystone species in an ecosystem and changes that occur in the ecosystem
when the keystone species is removed.