Lesson Check: Photosynthesis

What is the primary purpose of photosynthesis in plants?

• To produce oxygen for humans
• To make a glucose molecule
• To absorb carbon dioxide
• To produce water

What is the role of chlorophyll in photosynthesis?

• To absorb sunlight
• To reflect sunlight
• To release oxygen
• To produce glucose

In which organelle does photosynthesis primarily occur?

• Mitochondria
• Chloroplast
• Nucleus
• Ribosome

Which molecule is produced as a byproduct (waste for plant) of photosynthesis?

• Carbon dioxide
• Oxygen
• Water
• Glucose

What is the main energy source for photosynthesis?

• Heat from the Earth's core
• Chemical energy from soil nutrients
• Light energy from the Sun
• Electrical energy from lightning

What macromolecule is glucose?

• Protein
• Lipids
• Simple carbohydrate
• Complex carbohydrate

Why is photosynthesis considered a vital process for life on Earth?

• It produces all the planet's oxygen
• It is the primary source of energy for all organisms
• It regulates global temperatures
• It forms the base of most food chains

In a glucose molecule, how many carbon atoms are there?

• 6
• 2
• 1
• 0

In the chemical equation for photosynthesis, how many Carbon Dioxide molecules are used?

• 2
• 1
• 4
• 6

How many TOTAL oxygen atoms are USED in the photosynthesis equation?

• 3
• 24
• 6
• 18