Unit 2

Question 1

lec 10

Answer 1

studying population numbers to number of populations

Question 2

lec 10

Answer 2

probability of patch colonization and extinction

Question 3

lec 10

Answer 3

local vs regional pop persistence

Question 4

lec 10

Answer 4

niche need vs niche role

Question 5

lec 10

Answer 5

Hutchinson’s n-dimensional hypervolume

Question 6

Hanski’s butterflies in dry meadows on island

Answer 6

Patches are a dynamic process best investigated using probabilities. Patches aren’t static. Some pop sizes increase, others decline. Some go extinct, others colonized.

Question 7

lec 10

Answer 7

Sparrows on four island demonstrating sources and sinks

Question 8

lec 10

Answer 8

Beetles in the Netherlands showing rescue efforts

Question 9

lec 10

Answer 9

Robert’s ideas about ciruclar migration among reefs in Caribbean

Question 10

lec 11

Answer 10

testing for fundamentals vs realized niche

Question 11

lec 11

Answer 11

Understanding the two definitions of niche and their combined meaning

Question 12

lec 11

Answer 12

Needs niche as an n-dimensional hypervolume

Question 13

lec 11

Answer 13

Fundamental niche determined by abiotic factors like light, temperature, and water.

Question 14

lec 11

Answer 14

Basic properties of light, water, and temperature

Question 15

Stewart et al.’s study of deer, elk, and cattle niche parameters.

Answer 15

lec 11

Question 16

MacArthur’s warblers

Answer 16

lec 11

Question 17

lec 12

Answer 17

types of species interactions

Question 18

lec 12

Answer 18

isoclines and predicting the outcome of competition

Question 19

lec 12

Answer 19

Lotka-Volterra equations and their use and predictions

Question 20

lec 12

Answer 20

Tansley’s plants on soils

Question 21

lec 12

Answer 21

Gauses protozoa and competitive exclusion