Energy and Matter in Ecosystems

Front

What is an ecosystem?

Back

An ecosystem is a community where living (biotic) and non-living (abiotic) things interact in a specific area.

Front

What is the primary source of energy for plants?

Back

The primary source of energy for plants to make food is the sun.

Front

Define a producer in an ecosystem.

Back

A producer is an organism that makes its own food, typically through photosynthesis.

Front

How do plants obtain water for photosynthesis?

Back

Plants obtain water through their roots, which bring water in from the soil.

Front

What is chlorophyll?

Back

Chlorophyll is the chemical in plants' leaves that performs photosynthesis and gives plants their green color.

Front

What are abiotic factors in an ecosystem?

Back

Abiotic factors are the non-living components of an ecosystem, such as sunlight, water, soil, and temperature.

Front

What are biotic factors in an ecosystem?

Back

Biotic factors are the living components of an ecosystem, including plants, animals, and microorganisms.

Front

What role do decomposers play in an ecosystem?

Back

Decomposers break down dead organisms and recycle nutrients back into the soil.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which plants use sunlight, carbon dioxide, and water to make food (glucose) and release oxygen.

Front

What is the food chain?

Back

A food chain is a sequence that shows how energy and nutrients flow from one organism to another in an ecosystem.