7th Grade Science B Flashcard - Lesson 7: Ecology and Communities

Front

What does ecology study?

Back

Interactions between living things and their environment

Front

Which of the following is an abiotic factor? Tree, Insect, Temperature, Fungus

Back

Temperature

Front

What is a biotic factor?

Back

A living or once-living part of the environment

Front

What is the highest level of ecological organization?

Back

Biosphere

Front

What is a biome?

Back

A group of similar ecosystems

Front

What is a population?

Back

A group of the same species in one area

Front

What limits the size of a population?

Back

Limiting factors

Front

Carrying capacity

Back

The maximum population size an environment can support

Front

What does population density measure?

Back

Individuals per unit area

Front

What is exponential growth?

Back

Rapid growth that increases faster over time