ENV 110  EXAM #2 REVIEW SHEET

Chapter  5
1.  Comprehend and be able to apply the basic concepts of population ecology including:
     A. Terms such as: species population community ecosystem
     B. Population growth rates
     C. Human population and carry capacity:
                including works of: Thomas Malthus  and  Charles Darwin and his steps of natural selection.
     D.  Human Demography and the factors that effect human population

2. Be able explain and use in applications the following and concepts associated with these aspects of population dynamics:
     A. Population dynamics and the formula for population changes
     B. Types of growth patterns:
     C. Population limiting factors

3.  Be able to interpret, relate, and apply the following as they relate to age demographics:
     A. Age structure graphs
     B.  Fertility rates
     C.  Life expectancy

4.  Be able to fully discuss:
     A.  What is the current human population on Earth?
     B.  How long did it take to reach that level?
     C.  How do the other issues of chapter 5 (listed above) relate to human population growth?
 

Chapter  11
1.  Be able to fully discuss the following topics as they relate to humans' need for agriculture:
    A. Increased human population
    B. Human nutrition / global malnutrition and the 3 basic molecules of human nutrition
    C. Per capita:  1) food production,  2) food demand
    D. Loss of productive agricultural soils
    E. The 9 basic elements of plant nutrition (remember that person's "CaFe"?)

2. Contrast and explain the following approaches to human agriculture
    A. Resource-based Agriculture        B. Demand-based Agriculture            C. Organic Agriculture
    D. Aquaculture                                E. Hybrid plants & animals                F. Biotechnological (BT) Plants
    G. Maximum sustainable yield        H. Optimal sustainable yield

3.  Be able to detail and relate to actual examples, the following concepts associated with agriculture and ecology:
    A.  Human Developed Biomes/Ecosystems:
    B.  Agro-ecosystem
    C. How decreases diversity in an ecosystem effects biological diversity  (these 2 concepts are NOT the same).
    D. "Liebig's Law of Minimum"
    E. Habitat: what is it  - and -  what are the 4 factors that create it?
 

Chapter  12
1. Be able to explain and describe the following aspects of soil erosion:
    A. The global effects of soil erosion                 B. Soil erosion as water pollution
    C. Soil erosion effects on ecosystems                D. Ways to reduce soil erosion

2. Be able to fully discuss and relate to real world examples these agricultural practices:
    A. Biochemical pesticides                B. Half-life            C. Biomagnification
    D. Integrated pest management            E. Genetically modified crops                F. Terminator gene

3. Comprehend and apply the following as they relate to beef production and overgrazing:
    A. Animal unit month                    B. Semi-arid lands
 

Chapter  13
1.  Be able to define and apply the following concepts as they relate to forestry:
     A.  Sustainability         B.  Clearcutting         C.  Old growth         D.  Plantation
     E.  Stream protection zones        F.  National forests         G.  Forest fires         H.  Scale of management

2. Be able to define and apply the following concepts as they relate to dendrology
     A.  Definition of dendrology     B.  Xylem                        C.  Phloem                     D.  Cambium             E.  Hardwood
     F.  Softwood                             G.  Apical meristems       H.  Lateral meristems      I.  Primary growth
      J.  Secondary growth               K.  Mesic                         L.  Xeric                         M.  Shade tolerant      N.  Shade intolerant

3. Be able to define and apply the following concepts as they relate to forestry as a profession
     A.  A working definition of silviculture         B.  Stand                    C.  Old-growth                 D.  Rotation time
     E.  Deforestation and its various causes         F.  Clearcutting         G.  Shelterwood cutting
     H.  Seed tree cutting                                       H.  Thinning              I.  Selective cutting           J.  Strip cutting

IV. Be able to define and apply the following concepts as they relate to parks, preserves, and wilderness:
    A.  Purposes of parks & preserves
    B.  Island Biogeography
    C.  The contrast between the definition and concept of wilderness

V. Be able to describe roles of these environmental agencies and the governmental departments that manage them:
     A.  Environmental Protection Agency              B.  U.S. Fish and Wildlife Service
     C.  U.S. Park Service                                      D.  U.S. Forest Service
 

Chapter  14
1.  Be able to define and apply the following concepts as they relate to endangered species:
    A.  Sustainability            B.  Maximum sustainable population         C.  Minimum viable population
    D.  Optimal sustainable population            E.  Endangered species        F.  Threatened species
    G.  Abundant                 H.  Overabundant            I.  Extinction                J.  Extirpation

2. Be able to define and apply the following concepts as they relate to wildlife management
    A.  Protection        B.  Conservation        C.  Harvest            D.  Habitat management
    E.  K-selected versus r-selected species (especially in terms of the number of babies and amount of parental investment)

3.  Be able to define and apply the following concepts as they relate to factors in extinction (listed as causes of extinction in the book)
     A.  Population at risk          B.  Environmental risk          C.  National catastrophe          D.  Genetic risk
 

Chapter  15
1.  Be able to define and apply in real world examples the following concepts related to pollution:
    A.  Definition of pollution
    B.   Chemical pollution, including:
             i) organic compound               ii)  synthetic organic compound              iii)  heavy metals

    C.  Noise pollution             D.  Thermal pollution         E.  Electro magnetic fields (EMF)

    F.  Ecological gradients         G.  Biomagnification
 
    H.  Toxicology         I.  Carcinogen        J.  LD50         K.  ED50         L.  TD50         M  Risk assessment         N  Synergism

    O.  Point source pollution        P.  Area (non-point) source pollution        Q.  Mobile source pollution
 
 

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