Photosynthesis and Evolution Quiz

What role did primitive ocean cells play in the early development of life on Earth?

• They created oxygen directly from water.

• They used the sun's energy to drive chemical reactions.

• They were the first to live on land.

• They consumed other cells for energy.

Which process allows plants to convert sunlight into food?

• Fermentation

• Photosynthesis

• Respiration

• Digestion

What is the main function of photosystem 2 in plants?

• To convert sunlight into chemical energy

• To produce carbon dioxide

• To store energy as fat

• To absorb water from the soil

How do animals utilize the energy stored in plants?

• By storing it as carbon dioxide

• By breaking down sugars and oxygen to release energy

• By using it to produce water

• By converting it into sunlight

What is released when animals break down sugars and oxygen?

• Carbon dioxide and water

• Sunlight and heat

• Nitrogen and hydrogen

• Oxygen and glucose