Chemical Energy and ATP Photosynthesis Cellular Respiration Fermentation Actual Test Questions

Question What is the difference between ATP and ADP?

Answer 1 – 10 ATP has 3 phosphates while ADP only has 2 ATP carries useable energy and ADP does not

Question What organelle is primarily responsible for producing ATP if oxygen is present?

Answer 1 – 20 Mitochondria

Question What is the name of the process by which some organisms use chemical energy instead of light to make energy-storing carbon-based molecules?

Answer 1 – 30 Chemosynthesis

Question How many ATP are made in each of the following stages of Cellular Respiration: – Glycolysis – Krebs Cycle – Electron Transport

Answer 1 – 40 Glycolysis – net of 2 Krebs Cycle – 2 Electron Transport – usually 32, but in some organisms like protists, it is 34

Question What stage of photosynthesis produces ATP?

Answer 1 – 50 Light-Dependent Reactions

Question Within the Chloroplast, name the specific location of: 1.Light-Dependent Reactions 2.Light-Independent Reactions

Answer 2 – 10 Light-Dependent – Thylakoid Light-Independent - Stroma

Question What 2 energy storing molecules are created during the Light-Dependent Reactions?

Answer 2 – 20 NADPH ATP

Question What type of molecules are split during Photosystem 2 that gives of electrons, hydrogen ions, and oxygen?

Answer 2 – 30 Water

Question What gas is needed during the Calvin cycle to produce Glucose?

Answer 2 – 40 Carbon Dioxide

Question Name the products of photosynthesis

Answer 2 – 50 Glucose Oxygen

Question What are the products of Glycolysis?

Answer 3 – 10 ATP NADH Pyruvate

Question What are the products of the Krebs Cycle?

Answer 3 – 20 ATP NADH FADH 2

Question Name the two stages of Cellular Respiration that REQUIRE oxygen

Answer 3 – 30 Krebs Cycle Electron Transport

Question At the end of Electron Transport oxygen, the electrons, and the hydrogen ions combine to produce what?

Answer 3 – 40 Water

Question What is the name of the enzyme (complex protein) through which the hydrogen ions flow by diffusion to generate ATP?

Answer 3 – 50 ATP Synthase

Question Name the two types of Fermentation

Answer 4 – 10 Lactic Acid Alcoholic

Question Fermentation recycles what crucial molecule that is needed for Glycolysis to occur?

Answer 4 – 20 NAD+

Question How many ATP does fermentation produce?

Answer 4 – 30 Zero, (fermentation recycles the NAD+ molecule to allow glycolysis to continue)

Question What type of fermentation is used to produce these two commercial products: – Cheese – Bread

Answer 4 – 40 Cheese – Lactic Acid Fermentation Bread – Alcoholic Fermentation

Question Which process must happen first, fermentation or glycolysis? Explain

Answer 4 – 50 Glycolysis NADH is required for Fermentation and it is produced in Glycolysis

Question In the absence of oxygen, instead of aerobic respiration following glycolysis, glycolysis is followed by _______________

Answer 5 – 10 Fermentation

Question When a phosphate group is removed from an ATP molecule, energy is ______________

Answer 5 – 20 Released

Question Organisms extract energy stored in glucose through the process of cellular __________

Answer 5 – 30 Respiration

Question During fermentation, either ethyl alcohol and carbon dioxide or ____________ is formed.

Answer 5 – 40 Lactic Acid

Question The energy used in the Calvin cycle for the production of sugar molecules comes from what two energy storing molecules?

Answer 5 – 50 ATP and NADPH