Matter and Energy in Living Systems

Which of the following statements is true about plants?

• A) Plants do not need food because they obtain their energy from the sun.

• B) Plants need food because they cannot obtain energy from the sun.

• C) Plants do not need sunlight to grow.

• D) Plants need food and sunlight to grow.

Which of the following is not an ingredient of photosynthesis?

• Carbon dioxide

• Water

• Oxygen

• Nitrogen

What are the products of photosynthesis?

• Glucose and oxygen

• Carbon dioxide and water

• Oxygen and nitrogen

• Glucose and nitrogen

Describe the role of sunlight in photosynthesis.

What is the primary role of chlorophyll in photosynthesis?

• To capture sunlight

• To convert glucose into energy

• To release oxygen into the atmosphere

• To break down carbon dioxide

Where does cellular respiration primarily occur within the cell?

• Chloroplasts

• Mitochondria

• Nucleus

• Ribosomes

Which of the following processes is NOT a part of cellular respiration?

• Glycolysis

• Krebs cycle

• Electron transport chain

• Photosynthesis

What is the main product of the electron transport chain in cellular respiration?

• Glucose

• Oxygen

• ATP

• Carbon dioxide

How does photosynthesis contribute to the balance of gases in the atmosphere?

• By producing carbon dioxide

• By utilizing oxygen

• By releasing oxygen and utilizing carbon dioxide

• By converting glucose into energy