Objectives for Ecology Exam 2
1. Be able to create a food web using all the possible niches involved
and recognize a feeding niche from a chain. Be able to define all the
possible niches that an organism can fill in a food web. Be able to cite
examples for each niche. (notes and 1.2 in text)
2. Be able to explain all the possible paths of energy and matter in an
ecosystem. Diagram and explain the concept of a biomass and number
pyramid. (notes and 1.6 in text)
3. Be able to draw and define the processes involved in the
carbon/oxygen cycle. (notes, lab activity, and 1.7 in text)
4. Be able to draw and define the processes involved in the hydrologic
(water) cycle. (notes and 1.7 in text)
5. Be able to identify all the processes and components of the nitrogen
cycle. Recognize which organisms are responsible for the processes
and the end product of each process. (handouts, diagram, and 1.7 in
text)
6. Be able to explain the concept of succession with examples. Describe
the biotic and abiotic characteristics of each stage in the succession of
a pond and a forest. Give examples of disturbances that can change
the rate of succession (handouts and 1.8 in text)
7. Be able to answer all the assigned questions regarding the text and the
case studies.
(1.2 - #2-9) – pg. 16
(1.3 - #1-6) – pg. 18
(1.4 - #2-4) – pg. 20
(1.5 – #2, 3,4,7,8,10,11,12) – pg .24
(1.9 - #3,7,8,12,14,16) – pg. 42
(1.12 - #1,5,7,8,10) – pg. 60