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BIO 201 Exam Latest Updated 2024 WITH 100% CORRECT QUESTIONS AND ANSWERS $20.49   Add to cart

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BIO 201 Exam Latest Updated 2024 WITH 100% CORRECT QUESTIONS AND ANSWERS

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BIO 201 Exam Latest Updated 2024 WITH 100% CORRECT QUESTIONS AND ANSWERS POPULATION GROWTH MODEL - ANSWER-Nt+1 = Nt + Bt -Dt + It - Et Nt+1 = population size Nt = previous time interval Bt= births Dt= deaths It= immigration Et= emmigration Exponential Growth Model - ANSWER-overlappin...

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  • August 21, 2024
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  • 2024/2025
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  • Questions & answers
  • BIO 201
  • BIO 201
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BIO 201 Exam Latest Updated 2024 WITH 100%
CORRECT QUESTIONS AND ANSWERS
POPULATION GROWTH MODEL - ANSWER-Nt+1 = Nt + Bt -Dt + It - Et

Nt+1 = population size
Nt = previous time interval
Bt= births
Dt= deaths
It= immigration
Et= emmigration

Exponential Growth Model - ANSWER-overlapping generation

continuous models

ex: humans

Change in Exponential Growth Model Equation - ANSWER-dN/dt = rN

r = intrinsic rate
r= birth rate - death
rate
N= population size

Exponential Growth Model Equation - ANSWER-N=e^rt No

N0= initial pop. size
r= intrinsic rate
t= # of time intervals

Logistic Growth Model - ANSWER-Growth of a population with a carrying capacity
constraint

Logistic Growth Model Equation - ANSWER-dN/dt = (1-N/k)rN

dN/dt = change in population size

N = population size

k= carrying capacity

r= intrinsic rate

, 1-N/k = realized growth rate

Logistic growth Model Graph - ANSWER-k= carrying capacity

Changes in density - ANSWER-- competition for food density decreases

-can not have an unlimited density

Equilibrium - ANSWER-# of deaths = # of births

Life Tables - ANSWER-records of survival and reproductive rate

Parts of a Life Table - ANSWER-Survival Rate
Survivorship
Fecondity

Survival Rate - ANSWER-Proportion of individuals who survive from the first
measurment

Survivorship - ANSWER-Proportion of individuals surviving from birth to a specific age

l0 = birth to birth (0)
l1 = 0-1
l2 = (survivor rate) x (months)

Fecondity - ANSWER-for plants - # of seeds produced

Cohort life Table - ANSWER-tract cohort from birth to death

Static Life Table - ANSWER-Estimate of age from another record used

Survivorship Curve: Senescence - ANSWER-Survive until old age, followed by a rapid
decline in health

Survivorship Curve Senescence Graph - ANSWER-I

Survivorship Curve: Constant Mortality - ANSWER-Constant rate of dying off

Population - ANSWER-Group of individuals of the same species that live within a
particular area and interact with one another

Factors influencing distribution: - ANSWER-Habitat suitability
Historical factors (where they originated)
Dispersal

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