Understanding Photosynthesis and Cellular Respiration

What is the primary source of energy for the heart to function continuously?

• The ocean

• The wind

• The sun

• The moon

In photosynthesis, what is the initial form of energy that plants capture?

• Chemical energy

• Mechanical energy

• Thermal energy

• Light energy

What is the main product of the Calvin Cycle in photosynthesis?

• Oxygen

• Glucose

• Water

• Carbon dioxide

During cellular respiration, glucose is first broken down into which molecule?

• Acetyl-CoA

• Pyruvate

• NADH

• FADH2

What is another name for the TCA cycle?

• Electron Transport Chain

• Light Reaction

• Kreb Cycle

• Calvin Cycle

Which molecules are high-energy electron carriers in cellular respiration?

• NADPH and ATP

• NADH and FADH2

• Glucose and Oxygen

• Water and Carbon Dioxide

How are photosynthesis and cellular respiration related?

• They occur in the same organelle.

• They are identical processes.

• They are unrelated processes.

• They are opposite processes.

In photosynthesis, what are the reactants?

• Pyruvate and Acetyl-CoA

• ATP and NADH

• Carbon Dioxide and Water

• Glucose and Oxygen

What is the role of energy in cellular respiration?

• Energy is absorbed.

• Energy is released.

• Energy is unchanged.

• Energy is stored.

In the reaction diagram, what does a decrease in free energy indicate?

• Energy is being stored.

• Energy is being released.

• Energy is being absorbed.

• Energy is constant.