Photosynthesis Test Practice

What tube-like structure carries water from the roots of a plant to its leaves for photosynthesis?

• Chloroplast

• Stomata

• Xylem

• Roots

What structure in the leaf acts like a window, allowing carbon dioxide in for photosynthesis?

• Stomata

• Chloroplast

• Xylem

• Roots

Where does photosynthesis take place within a plant?

• In the stem

• In the roots

• In the flower

• In the leaves

Which of the following is NOT an ingredient of photosynthesis?

• Glucose

• Light Energy

• Water

• Carbon Dioxide

Besides glucose, what do plants produce (or make) during photosynthesis?

• Carbon Dioxide

• Oxygen

• Water

• Energy

How do plants and animals help each other?

• Plants give animals oxygen and food and animals give plants carbon dioxide

• Plants give animals carbon dioxide and food and animals give plants oxygen

• Plants give animals food and animals give plants oxygen

• Plants give animals carbon dioxide and water and animals give plants carbon dioxide

Where does the energy for plants to perform photosynthesis come from?

• Soil

• Water

• Air

• Sunlight

Why do plants perform photosynthesis?

• To make oxygen for animals

• To make food for animals

• To make food for themselves

• To help animals

What is the green pigment (color) in plants?

• Chlorophyll

• Oxygen

• Stomata

• Xylem

What is the purpose of chlorophyll in a plant's leaves?

• To take in carbon dioxide

• To absorb water

• To make food

• To trap light energy