Photosynthesis Quiz

What is the main purpose of photosynthesis in plants?

• To break down food

• To synthesize carbohydrates using light energy

What are the raw materials needed for photosynthesis?

• Glucose and oxygen

• Carbon dioxide and water

Which pigment is essential for absorbing light energy in photosynthesis?

• Haemoglobin

• Chlorophyll

Where is chlorophyll found in a plant cell?

• Mitochondria

• Chloroplasts

What is the word equation for photosynthesis?

• Oxygen + glucose → water + carbon dioxide

• Carbon dioxide + water → glucose + oxygen

What is the balanced symbol equation for photosynthesis?

• 6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂

• 6O₂ + C₆H₁₂O₆ → 6CO₂ + 6H₂O

What does chlorophyll do during photosynthesis?

• Absorbs water

• Transfers light energy into chemical energy

In what form is excess glucose stored in plants?

• Cellulose

• Starch

Which substance is used to build plant cell walls?

• Cellulose

• Sucrose

What is glucose used for during respiration?

• To attract pollinators

• To provide energy