Biodiversity & Agriculture

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

  1. c

  2. c

  3. b

  4. b

Module 15

  1. d

  2. c

  3. d

  4. b

  5. c

  6. a

Module 16

  1. c

  2. a

  3. a

  4. b

Module 17

  1. d

  2. b

  3. c

  4. c

  5. d

End of Chapter 5 TEST

  1. a

  2. b

  3. c

  4. a

  5. b

  6. a

  7. c

  8. d

  9. d

  10. b

  11. b

  12. d

  13. c

  14. c

  15. d

  16. c

  17. a

  18. c

Chapter 11 End of Module questions

Module 31

  1. c

  2. b

  3. c

  4. a

  5. a

Module 32

  1. c

  2. c

  3. d

  4. d

  5. d

Module 33

  1. b

  2. c

  3. d

  4. d

  5. b

End of Chapter 11 TEST

  1. a

  2. d

  3. d

  4. c

  5. d

  6. a

  7. c

  8. b

  9. d

  10. d

  11. a

  12. b

  13. d

  14. c

  15. a

  16. d

  17. d

  18. c

  19. b

  20. a




Media: (chapter 5)

Natural Selection simulation #1

Natural Selection simulation #2

Jewel of the Rift video

#1, #2, #3, #4, #5, #6

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

History of Modern Agriculture

"Store Wars"

"The Meatrix"


Readings

Grains Gone Wild

Evolution and Cancer

World hunger questions

world-wide meat consumption

Mary Oliver's poem "Lead"

Rachel Carson excerpt