APES Unit 03: Populations Exam Review

Front

What is life expectancy?

Back

Life expectancy refers to the average number of years a person is expected to live.

Front

What happens to a population when the death rate is larger than the birth rate?

Back

The population will shrink.

Front

What is the death rate?

Back

The death rate is the number of deaths each year per 1,000 people.

Front

What is a characteristic that an r-strategist species would NOT have?

Back

Much parenting.

Front

What type of growth is characterized by a stable population?

Back

Stable Growth.

Tags

NGSS.MS-LS1-5

Front

Define population density.

Back

Population density is the number of individuals living per unit area.

Front

What is the birth rate?

Back

The birth rate is the number of live births per 1,000 people in a given year.

Front

What does an exponential growth curve look like?

Back

An exponential growth curve shows a rapid increase in population size over time.

Tags

NGSS.HS-LS2-2

Front

What is carrying capacity?

Back

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

Tags

NGSS.MS-LS2-4

Front

What is the difference between r-strategists and K-strategists?

Back

R-strategists produce many offspring with little parental care, while K-strategists produce fewer offspring with significant parental care.

Tags

NGSS.MS-LS4-4