Science Test #3
Population Dynamics Quiz
Challenge your understanding of population dynamics with our engaging quiz! Test your knowledge on key concepts such as growth rates, limiting factors, and biodiversity.
- 23 Questions covering essential biology topics.
- Multiple choice format for easy answering.
- Perfect for students and enthusiasts alike.
Which of the following is NOT one of the factors that play a role in population growth rate?
Immigration
Death rate
Emigration
Demography
One of the main characteristics of a population is its
Change over time
Geographic distribution
Dynamics
Habitat
There are 150 Saguaro cactus plants per square kilometer in a certain area of Arizona desert. To which population characteristic does this information refer?
Growth rate
Geographic distribution
Age structure
Population density
What does the range of a population tell you that density does not?
The number that live in an area
The births per unit area
The areas inhabited by a population
He deaths per unit area
Which of the following tells you population density?
The number of births per year
The number of frogs in a pond
The number of frogs in a pond
The number of bacteria per square millimeter
The movement of organisms into a given area from another area is called
Immigration
Emigration
Population shift
Carrying capacity
When organisms move out of the population, this is know as
Emigration
Immigration
Abandonment
Succession
What must occur in a population for it to grow?
The birthrate becomes higher than the death rate
The birthrate stays the same and the death rate increases,
The birthrate becomes lower than the death rate
The birthrate and the death rate remain the same
If immigration and emigration numbers remain equal, which is the most important contributing factor to slowing down growth rate?
Increased birthrate
Constant death rate
Decreased birthrate
Constant birthrate
The various growth phases through which most populations go are represented on a(an)
Logistic growth curve
Normal curve
Exponential growth curve
Population curve
As resources in a population become less available, the population
Declines rapidly
Reaches carrying capacity,
Enters a phase of exponential growth
Increases slowly
In a logistic growth curve, exponential growth is the phase in which the population
Reaches carrying capacity
Grows quickly
Growth begins to slow down
Growth stops
All of the following are limiting factors except
Immigration
Competition
Predation
Human disturbances
Water lilies do not grow in desert sand because water availability to these plants in a desert is
A limiting factor
The carrying capacity
A competition factor
None of the above
Which of the following is a density-independent limiting factor?
Earthquake
Disease
Emigration
Parasitism
A disease resulting in the deaths of one third of a dense population of bats in a cave would be a
Density-dependent limiting factor
Density-independent limiting factor
Result of exponential growth
Nutrient-limiting factor
Demographic transition is a change from high birthrates and high death rates to
Exponential growth
A low birthrate and a low death rate
A low birthrate and a high death rate
Indefinite growth
Which has become the most important source of environmental change on Earth?
Climate
Energy
Human activity
Conservation biology
The number of different species in the biosphere is called
Biodiversity
Ecosystem diversity
Genetic diversity
Species diversity
Biodiversity is important to human society because it
Is a natural resource
Provides food and goals
Provides medicines
All of the above
An endangered species is
Diseases animal
A dangerous predator
A group of organisms in danger of extinction
All organism at the top of a food chain
A population can be characterized by it's geographic distribution, density, growth rate and ____ _________
Age structure
Diversity
Scientists
Animal structure
An island that has 170 type of birds has greater ______ biodiversity than a location that has 100 species of birds.
Ecosystems
Organisms
Species
Environments
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