Matter and Energy in Ecosystems Final Test

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What is energy?

Back

Energy is the ability to do work or cause change.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.

Front

What role do plants play in an ecosystem?

Back

Plants are primary producers that convert sunlight into energy through photosynthesis, providing food for other organisms.

Front

What is the carbon cycle?

Back

The carbon cycle is the process by which carbon is exchanged among the atmosphere, land, water, and living organisms.

Front

What are decomposers?

Back

Decomposers are organisms that break down dead or decaying organisms, returning nutrients to the soil.

Front

How do animals obtain energy?

Back

Animals obtain energy by consuming plants or other animals.

Front

What is the role of sunlight in ecosystems?

Back

Sunlight provides the energy necessary for photosynthesis, which is the foundation of food chains.

Front

What happens to carbon during photosynthesis?

Back

During photosynthesis, plants take in carbon dioxide from the air and convert it into glucose and oxygen.

Front

What is an energy storage molecule?

Back

Energy storage molecules, like glucose, store energy that can be used by organisms for growth and metabolism.