Grade 3 Ch 5.4-5.9

Front

What is chlorophyll?

Back

Chlorophyll is the green material in plants that helps them make food through photosynthesis.

Front

What is photosynthesis?

Back

Photosynthesis is the food-making process in green plants where they use sunlight, carbon dioxide, and water to create sugar and oxygen.

Front

What does it mean when something decays?

Back

When something decays, it begins to break down into simpler substances.

Front

What is an organism?

Back

An organism is any living thing, such as plants, animals, and humans.

Front

What is a decomposer?

Back

A decomposer is an insect or worm that breaks down decaying dead things, returning nutrients to the soil.

Front

What role does sunlight play in photosynthesis?

Back

Sunlight provides the energy needed for plants to convert carbon dioxide and water into sugar and oxygen.

Front

What do plants need to perform photosynthesis?

Back

Plants need sunlight, carbon dioxide, and water to perform photosynthesis.

Front

What is the importance of chlorophyll in plants?

Back

Chlorophyll is important because it allows plants to absorb sunlight, which is essential for photosynthesis.

Front

What happens to dead plants and animals in nature?

Back

Dead plants and animals decay and are broken down by decomposers, which recycle nutrients back into the ecosystem.

Front

Can you name a common decomposer?

Back

A common decomposer is a worm or a fungus.