
Population
Quiz by Marilyn Nales Torres
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- Q1
Exponential growth refers to any pattern of increase of the size of a plant or animal population.
falsetrueTrue or False30s - Q2
Explosive growth better characterizes logistic growth than exponential growth.
falsetrueTrue or False30s - Q3
When a population overshoots its carrying capacity, resources become limited and death rates rise.
truefalseTrue or False30s - Q4
Population growth patterns over time typically
D) Population growth patterns over time typically
A) follow a smooth J curve form.
C) exhibit erratic fluctuations caused by readily discernable factors.
B) follow a smooth S curve form.
30s - Q5
Logistic strategies are better adapted to
C) organisms present in early successional stages.
A) environments experiencing erratic, unpredictable swings in chemical or physical factors.
D) fairly stable environments.
B) situations where resource utilization can be maximized through a rapid increase in population size.
30s - Q6
Many species exhibit both exponential (__________) and logistic (_________) population growth characteristics.
B) K selected; r selected
A) r selected; K selected
30s - Q7
Exponential growth would be represented by a ____ curve?
A) J-shaped
C) straight
B) S-shaped
30s - Q8
Carrying capacity is the population
Of a species that an environment can support on a long-term basis
That remains after a catastrophic dieback has occurred
That an environment can support in an optimal year
30s - Q9
A dieback or population crash, often occurs after a species ________ its environmental carrying capacity.
A) Meets
B) Undershoots
C) Overshoots
30s - Q10
Widespread starvation is an example of _________ population control.
Predator-caused
Density-independent
Density-dependent
30s - Q11
The demographic transition generally accompanies economic development.
truefalseTrue or False30s - Q12
Age structure graphs express
the proportion of a population at various ages.
truefalseTrue or False30s - Q13
In general, countries with the highest fertility rates are those
A) with the greatest untapped natural resources.
C) with the highest life expectancies.
B) among the poorest on earth.
30s - Q14
Human population growth most closely resembles:
S-shaped growth curve
J-shaped growth curve
30s - Q15
The main cause of world population growth in the past 300 years has been
Falling mortality due to longer life expectancy
Increasing fecundity
Rising fertility
30s