© 1.
Compare and contrast the major pools and fluxes of gaseous (CO2, N2) and
sedimentary (e.g., phosphorus) cycles.
© 2.
Discuss a major method for the study of biogeochemical cycles using a forest,
as a
component of the system.
© 3.
Show the inputs, biotic accumulation and storage, and the losses
in the example you
discussed above in #2.
© 4.
Discuss the effects of a catastrophic disturbance (for example, fire)
on the
accumulation of nutrients, carbon and nitrogen in a forest.
© 5.
Discuss the possible reasons and the consequences of increasing CO2 in
our atmosphere.
© 6.
Present to your friends examples of human activities that have been responsible,
in the
past, for the death of fishes in lakes, for reduction in the population
of pelicans and
eagles; and for the death of some sea otters in Alaska.
© 7.
Define and describe the following concepts and terms:
biogeochmical cycle;
biological magnification; deforestation; eutrophic lakes; flux; greenhouse
effect;
inter-and intrasystem cycles; mycorrhiza; nutrient cycles; pool; watershed
approach
• Outline of presentation :
For outline of presentation and for the legends of figures, see the
Handbook for the course "Biology 121 Notes, Spring, 1998, University of
Illinois, Plant Biology: Ecology and Organismic Plant Biology" by Govindjee,
Stipes Publishing, Champaign,IL.
© Slides
used in the class are to be found elsewhere on these Web pages.