Growth Models(3.4)
Density-dependent and density-independent factors(3.4)
Population Growth
(3.5)
(3.5)
Resource Availability
(3.5)
(3.5)
100
What type of Growth Model is this?
Exponential Growth model
100
Availability of food, predation, disease, and migration are examples of what?
density-dependent factors
100
Which population growth concept does this map represent?
Density
100
The cycle of poverty has a lot to do with which societal issue?
Racism
200
What type of Growth Model is in the shape of an S and includes a carrying capacity?
Logistic Growth model
200
This photo represents which factor?
density-independent factor
200
This answers why populations are found in certain locations but not others.
Geographic Distribution
200
At low population densities, density dependent factors exert little influence on population growth, which initially grows...
a) slowly
b) very slowly
c) rapidly
d) at a constant speed
c) rapidly
300
What is carrying capacity?
a) The amount the population would grow if there were unlimited resources in its environment
b) Maximum population size that can be sustainably be supported by the region
c)An environmental factor such as predation, disease, and competition that depends on the number of members in a population per unit
b) Maximum population size that can be sustainably be supported by the region
300
Predator and prey relationships like the one in the graph indicate which population factor?
density-dependent factory
300
Which of the following are types of biological population distribution?
1. Uniform 2. Random 3. Clumped
a) 2 only
b) 3 only
c) 1 and 2
d) 1, 2 and 3
d) 1, 2 and 3
300
Define sustainability.
Sustainability is the capacity of the earth's natural systems and human cultural systems to survive, flourish, and adapt to changing environmental conditions into the very long-term future.
400
What type of growth model only occurs under ideal environmental conditions?
Exponential growth model
400
Which of the following scenarios represents a density-independent limit on population?
A)Porcupine population growth is limited by the spread of a disease.
B)Caribou population growth is limited as a result of grass depletion.
C)Woodpecker population growth is regulated by opossum predation of woodpecker eggs.
D)Box turtle population growth is regulated by a hurricane that destroys their nests.
D)Box turtle population growth is regulated by a hurricane that destroys their nests.
400
What is one reason for population explosion that has to do with women?
An increase in number of women who reach child-bearing age.
400
Which of the following is not an environmental resistance factor?
a) food
b) shelter
c) pollution
d) disease
c) pollution
500
What is the approximate carrying capacity of paramecium aureila alone in this logistic growth model?
a)150
b)300
c)450
c)450
500
Which population is limited by a density-dependent factor?
A) A deer population that is reduced by a forest fire
B)A local wolf population experiences a lethal epidemic of parvovirus.
C)Eggs in a population of frogs are destroyed in a drought
D)A population of rams is wiped out by an earthquake
B)A local wolf population experiences a lethal epidemic of parvovirus.
500
Name one condition that caused our population to increase in the 17th century?
Sanitation, Medical Care, or Increase Food Production
500
Demographers study population for estimating the effect on what?
The Earth's Resources