Review POPULATION DYNAMICS

Multiple Choice

Many woodpeckers eating at a bird feeder is an example of -

• predation

• mutualism

• competition

• commensalism

• parasitism

Multiple Choice

Three lampreys attached to a fish are sucking its body fluids for food is an example of -

• predation

• mutualism

• competition

• commensalism

• parasitism

Multiple Choice

An owl snatching a mouse from a field to eat is an example of -

• predation

• mutualism

• competition

• commensalism

• parasitism

Multiple Choice

A butterfly pollinating a flower as it drinks nectar from the flower is an example of -

• predation

• mutualism

• competition

• commensalism

• parasitism

Multiple Choice

An orchid using a high tree branch as a place of attachment to receive more sunlight but not affecting the tree is an example of -

• predation

• mutualism

• competition

• commensalism

• parasitism

Multiple Choice

What happens to the population of a species after it reaches its carrying capacity?

• Increases linearly (in a straight line) over time.

• Increases exponentially (line is curved) over time.

• Decreases to zero in a very short amount of time.

• Remains relatively the same.

Multiple Choice

A large population of geese gathered together in a marsh is which type of dispersion?

• Clumped dispersion

• Uniform dispersion

• Random dispersion

Multiple Choice

Dandelions and other plants that have wind-dispersed seeds spread widely and sprout where they happen to fall describes which type of dispersion?

• Clumped dispersion

• Uniform dispersion

• Random dispersion

Multiple Choice

Animals that maintain defined territories, such as nesting penguins, also exhibit which type of dispersion?

• Clumped dispersion

• Uniform dispersion

• Random dispersion

Multiple Choice

Study the graph shown -

Which of the two curves exhibits exponential growth?

• Curve A

• Curve B

Multiple Choice

Study the graph shown -

Which of the two curves exhibits logistcal growth?

• Curve A

• Curve B

Multiple Choice

Study the graph shown -

Which of the two curves exhibits a carrying capacity?

• Curve A

• Curve B

Multiple Choice

Study the graph shown -

What is the carrying capacity of this graph?

• 24 years

• 1000 individuals

• 100 individuals

• 10 years

Multiple Choice

After a flood, a population of rabbits joins a different population of rabbits in a neighboring forest. 

Has emigration or immigration occurred?

• emigration

• immigration

Multiple Choice

After a flood, a population of rabbits joins a different population of rabbits in a neighboring forest, increasing its population size. 

The size of the population of rabbits in the neighboring forest has experienced a __________ ?

• Zero growth rate

• Negative growth rate

• positive growth rate

Multiple Select

Why has the world population dramatically increased?

[select ALL that apply]

• Medicine

• Sanitation

• Technology

• Disease

Multiple Choice

What age groups does the bottom of a population pyramid represent?

• elderly

• working adults

• children

• males only

Multiple Choice

What does the whole right side of the population pyramid represent?

• Males

• Females

• Unemployed

• Young people

Multiple Choice

What growth rate does this population pyramid represent?

• RAPID GROWTH

• SLOW GROWTH

• STABLE

• DECLINING

Multiple Choice

What growth rate does this population pyramid represent?

• RAPID GROWTH

• SLOW GROWTH

• STABLE

• DECLINING

Multiple Choice

Which country is the less developed of the two?

• Kenya

• Japan

• Both are of equal development

• None of the above

Multiple Choice

What is a possible reason for Kenya having a “bottom heavy” pyramid?

• Industrialization is at its peak

• There is a significant lack of quality medical care

• Higher education is readily available to the population

• Migratory populations have negative immigration issues

Multiple Choice

The survival curve of modern humans and many large mammals is described as -

• Type I - Where the probability of survival is high until relative old age, and then declines rapidly.

• Type III - Very few organisms survive their younger years.

• Type II - A straight line, with a constant slope, that decreases over time toward zero.

Multiple Choice

Certain lizards, perching birds, and rodents exhibit this type of survivorship curve?

• Type I - Where the probability of survival is high until relative old age, and then declines rapidly.

• Type III - Very few organisms survive their younger years.

• Type II - A straight line, with a constant slope, that decreases over time toward zero.

Multiple Choice

Trees, marine invertebrates, and most fish have this type of survivorship curve?

• Type I - Where the probability of survival is high until relative old age, and then declines rapidly.

• Type III - Very few organisms survive their younger years.

• Type II - A straight line, with a constant slope, that decreases over time toward zero.