Download Principles of Ecology (Ch.13) Study Guide Vocabulary: Principles of

Principles of Ecology (Ch.13) Study Guide
Vocabulary:
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Ecology
Community
Ecosystem
Biome
Biotic
Abiotic
Biodiversity
Keystone species
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Producer
Autotroph
Consumer
Heterotroph
Chemosynthesis
Food chain
Herbivore
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Carnivore
Omnivore
Detritivore
Decomposer
Specialist
Generalist
Trophic level
23. Food web
24. Hydrologic cycle
25. Biogeochemical
cycle
26. Nitrogen fixation
27. Biomass
28. Energy pyramid
Ecologists study relationships (13.1)
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Know the five different levels of organization, including which is the largest and which is the smallest.
Know what two things make up an areas climate.
Understand each of the biomes learned in class and what characteristics define each biome.
Biotic and Abiotic Factors (13.2)
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Compare and contrast biotic and abiotic factors and be able to give examples of each.
How do abiotic factors affect biotic factors?
Understand the role of a keystone species. What would happen if a keystone species were removed?
Energy in ecosystems (13.3)
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Know what organisms provide energy for all other organisms in an ecosystem.
Where do producers obtain their energy from?
Compare and contrast photosynthesis and chemosynthesis.
Food chains and food webs (13.4)
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Compare and contrast food chains and food webs.
Be able to read and distinguish a food chain and a food web.
Be able to give and/or understand examples of specialists and generalists.
How do food webs show the flow of energy in a food web?
Cycling of matter (13.5)
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Understand how water cycles through the environment
Know the four elements that cycle through ecosystems and why they are important. Understand the flow of each of the
cycles discussed in 13.5.
Which two biogeochemical cycles rely directly on photosynthesis?
Which cycle do fossil fuels play a role in?
Pyramid models (13.6)
1. Understand how energy pyramids show the distribution of energy among trophic levels. How many trophic
levels are typically shown in energy pyramids? What do other pyramids show?
2. Why is energy lost at each level in the food chain?
3. Be able to recognize and label each type of pyramid discussed in 13.6.