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ENWC201 Final Exam with Complete Solutions
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ENWC201 Final Exam with Complete Solutions niche Answer-the functional role of an organism considered in the environment in which it lives; it's "job;" multidimensional specialist Answer-narrow range; stenothermal generalist Answer-wide range; eurythermal logistic growth Answer-sigmoid curv...

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  • August 8, 2024
  • 18
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • enwc201 final exam with complete solutions
  • niche answer the functional role of an organism

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ENWC201 Final Exam with Complete Solutions

niche Answer-the functional role of an organism considered in the environment in which
it lives;

it's "job;" multidimensional




specialist Answer-narrow range; stenothermal




generalist Answer-wide range; eurythermal




logistic growth Answer-sigmoid curve (S in shape); reaches carrying capacity




K Answer-carrying capacity limiting factors help define...




energy pyramid Answer-bottom level is producers

top level is tertiary consumers

most energy is at the bottom least is at the top




two key components to habitat Answer-food and cover




natural selection Answer-the process that determines which individuals will pass on their
genes to the next generation

,ENWC201 Final Exam with Complete Solutions

biomes Answer-have similar climatic qualities that cause species to have

similar adaptations




biodiversity in poles and equator Answer-equator has greater biodiversity than the poles
because the climate is more stable and its also warmer year around allowing for more species to
be created




ecosystem services Answer-• pollination services

• atmospheric and climate services

• direct economical values - agriculture, forestry, fisheries




K strategist Answer-large organisms, occupy stable environments, long lived, produce few
offspring, extensive parental care, low juvenile death rate (rhinos, lions, leopards)




R strategist Answer-small organisms, short-lived, many offspring, exploit unstable
environments, limited parental care, high juvenile mortality (rabbits, mice)




Pleistocene overkill Answer-o Megafauna was not adapted to running away/facing men

o Animals that killed/ate the mega fauna ended up dying from not having any food




Teddy Roosevelt Answer-tripled the size of national forests, set aside first national wildlife
refuge, acres of oil and coal reserves, acres as national monuments, beefed up enforcement

, ENWC201 Final Exam with Complete Solutions


overexploitation Answer-living off the land or seas in a manner that cannot be sustained




largest threat to terrestrial Answer-habitat loss




DDT effects Answer-♣ diabetes

♣ premature birth and low birth rate

♣ developmental delays

♣ Parkinson's

♣ asthma

♣ cancers




propagule pressure Answer-• quantity of arriving organisms

• quality of arriving organisms

• frequency of arriving organisms




pathways of invasion Answer-any path that can transport species beyond their native
range, quantity, quality and frequency of arriving organisms




acid rain Answer--sulfur dioxide, nitrogen oxides

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