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WorksheetsPopulation Ecology
Total questions: 12
Worksheet time: 6mins
A group of organisms of the same species living in the same place is called a...
Population
Community
Group
Family
Population density measures...
Number of organisms living in a defined space
Distribution of organisms in a particular area
Amount of organisms who can reproduce
Characteristics of organisms in a particular area
If mortality is higher than natality...
Population increases
Population decreases
Population stays the same
Population is not affected
Organisms leaving a particular area is called...
Emigration
Immigration
Migration
Natality
How is a type I survivorship curve different from a type III survivorship curve?
Type I species live longer than type III species
Type I survivorship has equal loss throughout life
Type III species have heavy parental care
Type I species are more likely to die later in life
Which of the following species exhibit type III survivorship?
Elephants
Humans
Insects
Wolves
What is the difference between exponential and logistic population growth?
Logistic populations grow without limit
Most natural populations show exponential growth
The limit of a population's growth cannot change over time
Logistic populations have a carrying capacity
The theoretical maximum population that an environment could support is called the...
Carrying Capacity
Population Dispersion
Population Distribution
Population Growth
Which of the following limiting factors is abiotic?
Competition
Predation
Climate Change
Parasitism
Density-Dependent Limiting Factors...
Have a larger impact on more crowded populations
Have a smaller impact on more crowded populations
Have an equal impact on larger and smaller populations
Do not impact the a population
Which of the following is NOT a density-dependent factor?
Predation
Competition
Disease
Natural Disasters
Which statement about density-independent factors is FALSE?
They are often abiotic factors
Natural disasters and weather are density-independent factors
They affect different sized populations equally
They change with population size
