Essential Questions:
Chapter 5:
Where does genetic diversity come from, and why is it so important?
Explain natural selection in four steps
How can evolution happen randomly?
What can affect the rate that evolution happens?
Chapter 11:
What do we mean when we say "food system"?
What are some of the biggest problems associated with our food system?
What are some methods farmers and consumers can utilize to help our food system become more sustainable?
What are the pro's and con's of the use of GMOs?
Vocabulary: (chapter 5)
Sources of genetic variation
genes, alleles, genotype, phenotype, mutations, recombination
Evolution by natural and artificial selection
artificial selection, natural selection, adaptations, fitness, allopatric speciation, geographic isolation, reproductive isolation, co-evolution
Evolution by random processes
genetic drift, bottleneck effect, founder effect, sympatric specialization, polyploidy
Ecological niches and distribution of species
range of tolerance, fundamental niche, realized niche, distribution, niche generalists, niche specialists
Vocabulary: (chapter 11)
Nutrition
malnutrition, under-nutrition, over-nutrition, obesity epidemic
Types of farming
subsistence farming, shifting agriculture, traditional, conventional, green revolution, organic vs sustainable, aquaculture, CAFO (Concentrated animal feeding operations), industrial agriculture (agribusiness)
Specific farming practices
Monocropping, intercropping, crop rotation, agroforestry, countour plowing, no-till, Integrated pest management (IPM), Genetically Modified Organisms (GMO), animal husbandry, selective breeding.
Pesticides/insecticides/herbicides
persistent, non-persistent, wide range, selective, non-selective, bio-accumulation, bio-magnification, resistance
Issues associated with farming
Desertification, economies of scale, water-logging, salinization, energy subsidy, fishery collapse, by-catch
Chapter 5 End of Module questions
Module 14
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Module 15
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Module 16
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Module 17
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End of Chapter 5 TEST
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Chapter 11 End of Module questions
Module 31
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Module 32
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Module 33
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End of Chapter 11 TEST
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Media: (chapter 5)
Natural Selection simulation #1
Natural Selection simulation #2
Jewel of the Rift video
If you are pressed for time:
Start #1 at 3:12
Stop #2 at 4:18 and skip to #3 @ 7:20
Watch #4 and #5 and skip #6
Media: (chapter 11)
Lecture/presentations
Some Solutions to our ag dilemma
Readings
Mary Oliver's poem "Lead"
Rachel Carson excerpt
Sustainable food system presentations
1. Sustainable farming practices
UN - Changing the way we do agriculture
Progressive farmer "No Till example"
Union of concerned scientists - "What is sustainable agriculture?"
2. Integrated pest management
USDA article on IPM (integrated pest management)
3. Aquaculture
4. Energy
5. Nutrition
Subsidizing Obesity (Michael Pollan)
6. CAFOS
Board of health part 2 (Includes same intro as above piece)
Iowa State University (from the industry)
Union of Concerned Scientists (CAFOs vs SPOs)