_______ is the green material in plants that absorbs sunlight, which the plant uses to make food.
Chlorophyll
________ is the process by which green plants make food by using energy from sunlight.
Photosynthesis
A _________ is a process by which energy passes from one living thing to another.
food chain
A ________ is a process that combines many food chains to show how energy moves through an ecosystem.
food web