Front

What is the hypothesis supported by the graph regarding beetle activity?

Back

Beetles are most active when the area is coolest with some sunlight.

Front

Which data point on a graph is likely to be invalid?

Back

Data point 2.

Front

During which time period did the overall bluegill population decline according to the graph?

Back

1996–1999.

Front

What percentage of vitamin supplement should be added to turkeys' diet to maximize growth?

Back

10%.

Front

What is the population of deer at the carrying capacity of the environment?

Back

70.

Front

Define 'carrying capacity' in an ecological context.

Back

The maximum population size of a species that an environment can sustain indefinitely.

Front

What factors can affect the carrying capacity of an environment?

Back

Food availability, water supply, habitat space, and predation.

Front

Explain the significance of predator-prey relationships in an ecosystem.

Back

They help maintain the balance of populations within an ecosystem.

Front

What is the role of sunlight in ecosystems?

Back

Sunlight is the primary energy source for photosynthesis, which supports plant life and, consequently, the entire food web.

Front

Define 'population decline' in ecological terms.

Back

A decrease in the number of individuals in a population over a specific period.