Medical Quiz

Population Ecology Quiz


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Predation, disease and competition are examples of ………………………factors.

A. density-independent

B. dispersal

C. survivorship

D. density-dependent


This means that the population is limited to the carrying capacity of its habitat.

A. logistic growth

B. fecundity

C. carrying capacity

D. dispersion


Name that population pyramid…
A. Exponential Growth
B. Developing Country
C. Stable Growth
D. Declining Growth


Human population grew exponentially after the industrial revolution. Which of the following DOES NOT help determine patterns in human population growth?
A. age structure
B. births
C. deaths
D. limiting factors


Name that population pyramid…
A. Rapid Growth
B. Industrialized Country
C. Declining Growth
D. Stable Growth


Which limiting factor would increase due to the number of individuals in a population?
A. Unusual weather
B. Natural disaster
C. Births
D. Disease


What is the carrying capacity for this sheep population?
A. 1.8 million
B. 1.25 million
C. 1.6 million
D. 1.o million


Demography is the study of:
A. world economic conditions
B. mountains and other physical features on the landscape
C. urban areas
D. statistics related to the changing structure of human population


This is the study of organisms and their interactions with the environment.

A. Biology

B. Geology

C. Chemistry

D. Ecology


Any factor(s) that controls/ limits the size of a population.

A. Density dependent limiting factors

B. Limiting factors

C. Density independent limiting factors

D. Environmental Resistance


Which kind of growth does the human population follow? It is described as a J-shaped curve.
A. Exponential Growth
B. Logistic Growth
C. Outstanding Growth
D. Minimal Growth


Describes how the organisms are spread out from one another.

A. Denisty

B. Volume

C. Distribution

D. Population pattern


Logistic growth has 3 phases. In Phase 1, the population grows rapidly. In Phase 2, population grows slowly. In Phase 3, growth stops. What causes growth to stop in the 3rd phase of logistic growth?
A. Emigration
B. Immigration
C. Exponential Growth
D. Carrying Capacity


Which of the following is a density-independent limiting factor?
A. natural disaster
B. predation
C. disease
D. parasitism


an advancement that enabled humans to live longer healthier lives

A. airplanes

B. sewage treatment

C. medicine

D. b and c


Why has the world population dramatically increased?
A. Better medicine
B. Better sanitation
C. Better technology
D. All of the above


You are monitoring four populations of elk. Which has the highest density?

A. You count 200 elk in 100 square kilometers in the mountains.

B. You count 500 elk in 200 square kilometers in the foothills.

C. You count 50 elk in 10 square kilometers along streambanks.

D. You count 100 elk in 50 square kilometers of grassland.


At carrying capacity, a population __________.

A. increases rapidly

B. increases slowly

C. decreases slowly

D. is in dynamic equilibrium


Which limiting factor is independent of the number of individuals in a population?
A. competition
B. parasitism/disease
C. stress
D. natural disasters


What is one characteristic evident in this population pyramid of Vietnam in 2014?
A. The population of youth under age 20 is growing.
B. There are more females aged 0-4 than males.
C. Vietnam is in Stage 2 of the Demographic Transition Model.
D. There are more women aged 65-99 than men.


Limiting factors that depend on the density of the population.

A. Density Dependent Limiting Factors

B. Density Independent Limiting Factors

C. Biotic potential

D. Environmental Resistance


Human population grew exponentially after the industrial revolution. Which of the following DOES NOT help determine patterns in human population growth?
A. age structure
B. births
C. deaths
D. limiting factors


Number of organisms per unit area
A. Natality
B. Mortality
C. Fertility
D. Density


The diagram above represents three populations of an endangered species that you are responsible for managing. Which population is likely to be in the most danger?

A. population A

B. population B

C. population c

D. They are in equal danger.


Which choice most closely approximates the deer population’s carrying capacity based on the graph?

A. 100

B. 80

C. 60

D. 10




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