Year 8 Photosynthesis

What is photosynthesis?

• A part of the plant.

• How plants eat.

• How plants turn sunlight into nutrients.

• A chemical reaction which plants use to get nutrients.

What energy source do plants need for photosynthesis?

• Glucose

• Sunlight

• Heat

• Gravitational potential energy

What reactants do plants use in photosynthesis? Pick two.

• Carbon dioxide

• Glucose

• Oxygen

• Water

Where does the carbon dioxide come from?

• The air

• The soil

• The roots

• The fruit

Where does the water come from?

• Juice

• The leaves

• The soil

• The air

What is made in photosynthesis? (Pick 2)

• Carbon dioxide

• Oxygen

• Water

• Glucose

What is the glucose used for?

• Respiration

• Making molecules the plant needs

• Photosynthesis

• Digestion

How does the carbon dioxide get into the leaf?

• Palisade

• Stomata

• Mesophull

• Cuticle

In what part of a cell does photosynthesis happen?

• Chloroplasts

• Nucleus

• Mitochondria

• Cell membrane

Which partof the leaf does the most photosynthesis?

• Epidermis

• Spongy mesophyll

• Palisade mesophyll

• Xylem