Biology A: Quiz 5

Where do plants get the carbon dioxide needed for photosynthesis?

• From water

• From the sun

• From the air ( the atmosphere)

________ energy is converted to ________ energy through the process of photosynthesis.

• Light; chemical

• Chemical; light

• Light; mechanical

• Solar; electrical

Which of the following are NOT autotrophs and do NOT carry out photosynthesis?

• Plants

• Algae

• Animals

Which pigment reflects green light and helps absorb light energy for photosynthesis?

• Xanthophyll

• Carotenoids

• Chlorophyll

All the fluid surrounding the thylakoids in a chloroplast is called the:

• Granum

• Chlorophyll

• Stroma

Which of the following is required for photosynthesis to happen?

• Water

• Oxygen

• Glucose

What is the name of the most common sugar that is formed during photosynthesis?

• Sucrose

• Glucose

• Lactose

Which of the following is the correct, balanced chemical formula of photosynthesis?

• 6O₂ + C₆H₁₂O₆ → 6CO₂ + 6H₂O + (light)

• 6CO₂ + 6H₂O + (light) → 6O₂ + C₆H₁₂O₆

What are the products of photosynthesis?

• Glucose and oxygen

• Sunlight and water

• Carbon dioxide and glucose

What is the main goal of photosynthesis?

• To break down sugars to create energy in the form of ATP

• To build sugars

• To build water using energy