UNIT 2 NATURAL SCIENCE ECOSYSTEMS

Front

What are the two main parts of an ecosystem?

Back

Biotic & abiotic

Front

Where does the energy of most ecosystems come from?

Back

Sun

Front

What causes changes in an ecosystem?

Back

Human activity and natural phenomenon

Front

Where do producers get their energy from?

Back

The sun

Front

What are plants classified as in an ecosystem?

Back

Producers

Front

What is a biotic factor?

Back

A living component of an ecosystem, such as plants and animals.

Front

What is an abiotic factor?

Back

A non-living component of an ecosystem, such as water, soil, and air.

Front

What role do decomposers play in an ecosystem?

Back

They break down dead organic matter, returning nutrients to the soil.

Front

What is a food chain?

Back

A sequence that shows how energy and nutrients flow from one organism to another.

Front

What is a habitat?

Back

The natural environment where an organism lives.