Topic 3.1 and 3.2

Front

What is the term for an organism that is hunted and eaten by predators?

Back

Prey

Front

What type of ecological succession occurs after a natural disaster, such as a fire?

Back

Secondary succession

Front

What is the approximate efficiency of energy transfer from one trophic level to the next?

Back

10%

Front

What type of succession occurs on surfaces where no ecosystem has existed before?

Back

Primary succession

Front

What characteristic is NOT associated with r-strategist species?

Back

Much parenting

Front

Define primary succession.

Back

The process of ecological change that occurs in an area where no soil exists, such as after a volcanic eruption.

Front

Define secondary succession.

Back

The process of ecological change that occurs in an area where a disturbance has destroyed an existing ecosystem but left the soil intact.

Front

What is a trophic level?

Back

A trophic level is a position in a food chain or food web, representing the flow of energy and nutrients.

Front

What is an r-strategist species?

Back

A species that produces many offspring, has a high growth rate, and typically invests little in parental care.

Front

What is a K-strategist species?

Back

A species that produces fewer offspring, has a lower growth rate, and typically invests more in parental care.