Energy Flow in Ecosystems

Front

What happens to population growth when a population nears its carrying capacity?

Back

Population growth slows and the birth rate and death rate become equal.

Front

What does the blue line represent in a predator-prey population graph?

Back

The blue line represents the rabbit population.

Front

What happens to the rabbit population when the wolf population increases?

Back

The rabbit population begins to decrease.

Front

If a disease eliminates the hawk population, which population would immediately increase?

Back

The snake population would immediately increase.

Front

What is an omnivore?

Back

An omnivore is an animal that eats both plants and animals.

Front

What is a detritivore?

Back

A detritivore is an animal that eats dead plants and animals.

Front

What is the relationship between predator and prey populations?

Back

When predator populations increase, prey populations typically decrease.

Front

What effect does a decrease in the bird population have on other populations?

Back

Populations of bees and grasshoppers would likely increase.

Front

Define carrying capacity in an ecosystem.

Back

Carrying capacity is the maximum population size that an environment can sustain indefinitely.

Front

What is the role of producers in an ecosystem?

Back

Producers, like plants, convert sunlight into energy through photosynthesis.