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Ecology midterm 2 graphs and variables

1.

What's this graph called?

Positive density dependence graph

2.

What's this graph called?

A Negative density dependence graph

3.

What's this graph called?

A Model of infectious disease transmission

4.

What's this graph called?

The Lotka-Volterra model

5.

What's this graph called?

The logistic growth model

6.

What's this graph called?

A geometric growth rate graph

7.

What are these graphs called?

Functional responses

8.

What's this graph called?

An exponential growth rate graph

9.

What are the variables in this equation?

M=Marked in the first capture

N=population size

R=Recaptured in the second round

C=Captured in the second round

10.

What are the variables in this equation?

S=susceptible individuals

b=rate of transmission

g=rate of recovery

R0=number of new infections per infected individual

11.

What are the variables in this equation?

N=population number

r=intrinsic growth rate

t=time

K=carrying capacity

12.

What are the variables in these equations?

N=population number

r=intrinsic growth rate

t=time

K=carrying capacity

alpha and beta=competition coefficients

13.

What are the variables in this equation?

p=fraction of occupied patches

e=probability of a patch going extinct

c=probability of colonization

14.

What are the variables and combination of variables in this equation?

N=population number

r=intrinsic growth rate

c=capture efficiency

P=predator abundance

NP=Probability of encounter between predator and prey

15.

What are the variables and combination of variables in this equation?

N=population number

r=intrinsic growth rate

c=capture efficiency

P=predator abundance

m=mortality rate

a=conversion efficiency

cNP=Probability of capturing prey

acNP=predator birthrate