variable meanings

Question 1

B (Hamilton’s Rule)

Answer 1

Benefit to recipient

Question 2

r (Hamilton’s Rule)

Answer 2

coefficient of relatedness

Question 3

C (Hamilton’s Rule)

Answer 3

cost to donor

Question 4

λ

Answer 4

population growth rate

Question 5

N1

Answer 5

Initial population

Question 6

No

Answer 6

population when looking at it

Question 7

Nt=Noλ^t

Answer 7

geometric population growth

Question 8

Nt

Answer 8

population at time t

Question 9

t

Answer 9

time steps

Question 10

Nt=Noe^rt

Answer 10

exponential growth equation

Question 11

e

Answer 11

natural log (2.72)

Question 12

r

Answer 12

intrinsic growth rate

Question 13

d

Answer 13

change

Question 14

Td=(loge(2)/r)

Answer 14

doubling time equation

Question 15

dN/dt=rN(1-N/K)

Answer 15

logistic growth equation

Question 16

dP/dt=cP(1-P)-eP

Answer 16

Levin’s metapopulation model

Question 17

P
(metapopulation)

Answer 17

proportion of habitat patches occupied at time t

Question 18

c
(metapopulation)

Answer 18

patch colonization rate

Question 19

e
(metapopulation)

Answer 19

patch extinction rate at equilibrium

Question 20

N
(LV)

Answer 20

number of prey

Question 21

c (lotka-volterra)

Answer 21

capture efficiency

Question 22

P (lotka-volterra)

Answer 22

number of predators

Question 23

dP/dt=acNP-mP

Answer 23

predator equation

Question 24

a
(predator)

Answer 24

efficiency of converting prey into predators

Question 25

m
(predator)

Answer 25

per capita mortality rate of predators (chances of predator dying)

Question 26

dN1/dt=r1N1(1-(N1+αN2)/K1)

Answer 26

Lotka-volterra equation of species 1

Question 27

dN2/dt=r2N2(1-N2+βN1)/K2)

Answer 27

Lotka-Volterra equation of species 2

Question 28

N1 (lotka-volterra, s1)

Answer 28

number of individuals of species 1

Question 29

N2 (lotka-volterra, s2)

Answer 29

number of individuals of species 2

Question 30

r1

Answer 30

growth rate of s1

Question 31

r2

Answer 31

growth rate of s2

Question 32

K1

Answer 32

carrying capacity of s1

Question 33

K2

Answer 33

carrying capacity of s2

Question 34

α

Answer 34

effect of species 2 on species 1

Question 35

β

Answer 35

effect of species 1 on species 2

Question 36

when do two species coexist?

Answer 36

α<1 and β<1

Question 37

s1 excludes s2 when

Answer 37

α<1 and β>1

Question 38

s2 excludes s1 when

Answer 38

α>1 and β<1