Ecosystem and Population Quiz

What is the carrying capacity of an environment?

• The maximum population an environment can support long term with the resources available

• The minimum population an environment can support

• The average population an environment can support

• The fluctuating population an environment can support

What are the resources that organisms need to live and reproduce?

• Air, sunlight, water, and soil

• Food, water, air, and sunlight

• Shelter, space, air, and soil

• Food, water, shelter, and space

What is the population density?

• The number of individuals divided by the size of the area

• The maximum number of individuals in an area

• The total number of individuals in an area

• The average number of individuals in an area

What are density dependent factors?

• Factors that are independent of the population density

• Factors that are not related to the population density

• Factors that are affected by the population density

• Factors that are not affected by the population density

What is a density independent factor?

• A factor that is independent of the population density

• A factor that is not affected by the population density

• A factor that is affected by the population density

• A factor that is related to the population density

What is the chief limiting factor for the Gulf Fritillary butterfly population?

• The passion vine plant

• Food

• Space

• Predation

What is the main predator of the Gulf Fritillary butterfly eggs and caterpillars?

• Yellow-jackets

• Raccoons

• Cats

• Red-tailed hawks

What does the author do to protect the Gulf Fritillary butterflies from predators?

• Collects and relocates the predators

• Builds a fence around the passion vine plant

• Collects and relocates the butterfly eggs and caterpillars

• Sprays insect repellent on the passion vine plant

What is the carrying capacity of the passion vine plant for the Gulf Fritillary butterfly population?

• The fluctuating number of butterflies the plant can support with the given resources

• The average number of butterflies the plant can support with the given resources

• The minimum number of butterflies the plant can support with the given resources

• The maximum number of butterflies the plant can support with the given resources

What factors can limit the population growth of squirrels in the nature trail ecosystem?

• Predation, disease, and space

• Shelter, space, predation, and disease

• Food, water, predation, and disease

• Food, water, shelter, and space