Exam 2 路 Tue Nov 3
Exam 2 study guide, Lectures 10 to 15 (all in one)
Every slide of Lectures 10 to 15 in short lines: bold key words and numbers, a red look-alike line per topic, plain meanings after hard words, tables, and figures beside the lines they explain. Contents list and bookmarks.
Lecture 10: Competition and Facilitation
Interaction signs, competition types, competitive exclusion and niches, barnacles and caddisflies, Lotka-Volterra and R*, invasive species, mutualism, commensalism, facilitation under stress.
Lecture 11: Predation and Herbivory
Natural enemies compared, predator-prey cycles and the model, isoclines, Red Queen, antipredator adaptations, plant defenses and herbivore counters.
Lecture 12: Parasitism
Parasitism vs predation, how common parasites are, micro and macroparasites, parasitoids, life cycles, acorns, chipmunks and ticks, parasites and global change.
Lecture 13: Population Regulation
Bottom-up vs top-down control, water hyacinth and weevils, pathogens, stream food webs, lake and sea otter examples, trophic cascades, downgrading and Lyme disease.
Lecture 14: Species Diversity
Organismic vs individualistic communities, the mountain gradient test, species richness, Simpson dominance and evenness (with the math), rank abundance diagrams, alpha, beta and gamma diversity.
Lecture 15: Species Richness Patterns
What controls richness at each scale, the latitudinal gradient, the species-energy, species-time and species-area hypotheses with evidence for and against each, S = cA^z, and the four large-scale conservation strategies.
Exam 2 acronyms, Lectures 10 to 15
Every Exam 2 acronym in study guide order: colored letters, the memory phrase, each word with its fact, and the slides it comes from.