weakest link… or really a game that’s similar to weakest link

Weakest Link…Weakest Link…or really a game that’s similar or really a game that’s similar

to Weakest Linkto Weakest Link

Question 1Question 1

1. Pyruvate is formed from 1. Pyruvate is formed from glycolysisglycolysis

A. on the inner A. on the inner mitochondrial membrane. mitochondrial membrane.

B. in the mitochondrial B. in the mitochondrial matrix.matrix.

C. in the cytoplasm.C. in the cytoplasm. D. in the stroma of a D. in the stroma of a

chloroplast.chloroplast.

1. Pyruvate is formed from 1. Pyruvate is formed from glycolysisglycolysis

A. on the inner A. on the inner mitochondrial membrane. mitochondrial membrane.

B. in the mitochondrial B. in the mitochondrial matrix.matrix.

C. in the cytoplasm.C. in the cytoplasm. D. in the stroma of a D. in the stroma of a

chloroplast.chloroplast.

Question 2Question 2Bank?

2. Molecular oxygen (O2. Molecular oxygen (O22) is ) is produced inproduced in

A. the light reactions alone.A. the light reactions alone. B. the Calvin cycle alone.B. the Calvin cycle alone. C. both the light reactions C. both the light reactions

and the Calvin cycle.and the Calvin cycle. D. neither the light D. neither the light

reactions nor the Calvin reactions nor the Calvin cycle.cycle.

2. Molecular oxygen (O2. Molecular oxygen (O22) is ) is produced inproduced in

A. the light reactions alone.A. the light reactions alone. B. the Calvin cycle alone.B. the Calvin cycle alone. C. both the light reactions C. both the light reactions

and the Calvin cycle.and the Calvin cycle. D. neither the light D. neither the light

reactions nor the Calvin reactions nor the Calvin cycle.cycle.

3. Which one of the stages of 3. Which one of the stages of respiration normally occurs respiration normally occurs whether or not oxygen is whether or not oxygen is present?present?

A. glycolysisA. glycolysis B. conversion of pyruvate to B. conversion of pyruvate to

acetyl CoAacetyl CoA C. Krebs cycleC. Krebs cycle D. electron transport chainD. electron transport chain

3. Which one of the stages of 3. Which one of the stages of respiration normally occurs respiration normally occurs whether or not oxygen is whether or not oxygen is present?present?

A. glycolysisA. glycolysis B. conversion of pyruvate to B. conversion of pyruvate to

acetyl CoAacetyl CoA C. Krebs cycleC. Krebs cycle D. electron transport chainD. electron transport chain

4. Which of the following is 4. Which of the following is NOT formed during the NOT formed during the Krebs cycle?Krebs cycle?

A. NADPH A. NADPH B. FADHB. FADH22 C. carbon dioxideC. carbon dioxide D. NADHD. NADH

4. Which of the following is 4. Which of the following is NOT formed during the NOT formed during the Krebs cycle?Krebs cycle?

A. NADPHA. NADPH B. FADHB. FADH22 C. carbon dioxideC. carbon dioxide D. NADHD. NADH

5. In a plant cell, where is 5. In a plant cell, where is ATP synthase located?ATP synthase located?

A. thylakoid membrane A. thylakoid membrane B. plasma membraneB. plasma membrane C. inner mitochondrial C. inner mitochondrial

membranemembrane D. both A and CD. both A and C

5. In a plant cell, where is 5. In a plant cell, where is ATP synthase located?ATP synthase located?

A. thylakoid membrane A. thylakoid membrane B. plasma membraneB. plasma membrane C. inner mitochondrial C. inner mitochondrial

membranemembrane D. both A and CD. both A and C

6. Approximately how many 6. Approximately how many molecules of ATP are molecules of ATP are produced from the complete produced from the complete break down of one molecule break down of one molecule of glucose?of glucose?

A. 2 A. 2 B. 12B. 12 C. 24C. 24 D. 36D. 36

6. Approximately how many 6. Approximately how many molecules of ATP are molecules of ATP are produced from the complete produced from the complete break down of one molecule break down of one molecule of glucose?of glucose?

A. 2 A. 2 B. 12B. 12 C. 24C. 24 D. 36D. 36

7. Which of the following 7. Which of the following statements is true of glycolysis statements is true of glycolysis followed by fermentation?followed by fermentation?

A. It can only be performed by A. It can only be performed by bacteria. bacteria.

B. It is an aerobic process.B. It is an aerobic process. C. It produces a small amount C. It produces a small amount

of ATP.of ATP. D. It produces more energy D. It produces more energy

than aerobic respiration.than aerobic respiration.

7. Which of the following 7. Which of the following statements is true of glycolysis statements is true of glycolysis followed by fermentation?followed by fermentation?

A. It can only be performed by A. It can only be performed by bacteria. bacteria.

B. It is an aerobic process.B. It is an aerobic process. C. It produces a small amount C. It produces a small amount

of ATP.of ATP. D. It produces more energy D. It produces more energy

then aerobic respiration.then aerobic respiration.

8. The organelle that is the 8. The organelle that is the major producer of ATP in major producer of ATP in both autotrophs and both autotrophs and heterotrophs is the heterotrophs is the

A. chloroplast.A. chloroplast. B. mitochondria.B. mitochondria. C. lysosome.C. lysosome. D. ribosome.D. ribosome.

8. The organelle that is the 8. The organelle that is the major producer of ATP in major producer of ATP in both autotrophs and both autotrophs and heterotrophs is the heterotrophs is the

A. chloroplast.A. chloroplast. B. mitochondria.B. mitochondria. C. lysosome.C. lysosome. D. ribosome.D. ribosome.

9. The light reactions of 9. The light reactions of photosynthesis supply the photosynthesis supply the Calvin cycle withCalvin cycle with

A. ATP and NADPH.A. ATP and NADPH. B. water and NADH.B. water and NADH. C. carbon dioxide and ATP.C. carbon dioxide and ATP. D. light energy.D. light energy.

9. The light reactions of 9. The light reactions of photosynthesis supply the photosynthesis supply the Calvin cycle withCalvin cycle with

A. ATP and NADPH.A. ATP and NADPH. B. water and NADH.B. water and NADH. C. carbon dioxide and ATP.C. carbon dioxide and ATP. D. light energy.D. light energy.

10. Most of the ATP 10. Most of the ATP produced during respiration produced during respiration is from is from

A. glycolysis.A. glycolysis. B. the Krebs cycle.B. the Krebs cycle. C. the ETC.C. the ETC. D. fermentation.D. fermentation.

10. Most of the ATP 10. Most of the ATP produced during respiration produced during respiration is from is from

A. glycolysis.A. glycolysis. B. the Krebs cycle.B. the Krebs cycle. C. the ETC.C. the ETC. D. fermentation.D. fermentation.

11. The synthesis of ATP by 11. The synthesis of ATP by the mechanism of ATP the mechanism of ATP synthase occurs duringsynthase occurs during

A. photosynthesis alone. A. photosynthesis alone. B. respiration alone.B. respiration alone. C. both photosynthesis and C. both photosynthesis and

respiration.respiration. D. neither photosynthesis D. neither photosynthesis

nor respiration.nor respiration.

11. The synthesis of ATP by 11. The synthesis of ATP by the mechanism of ATP the mechanism of ATP synthase occurs duringsynthase occurs during

A. photosynthesis alone. A. photosynthesis alone. B. respiration alone.B. respiration alone. C. both photosynthesis and C. both photosynthesis and

respiration.respiration. D. neither photosynthesis D. neither photosynthesis

nor respiration.nor respiration.

12. Most carbon dioxide 12. Most carbon dioxide from catabolism is released from catabolism is released duringduring

A. glycolysis. A. glycolysis. B. the Krebs cycle.B. the Krebs cycle. C. lactate fermentation.C. lactate fermentation. D. the Calvin cycle.D. the Calvin cycle.

12. Most carbon dioxide 12. Most carbon dioxide from catabolism is released from catabolism is released duringduring

A. glycolysis. A. glycolysis. B. the Krebs cycle.B. the Krebs cycle. C. lactate fermentation.C. lactate fermentation. D. the Calvin cycle.D. the Calvin cycle.

13. Where is ATP synthase 13. Where is ATP synthase located in the located in the mitochondrion?mitochondrion?

A. inner membraneA. inner membrane B. outer membraneB. outer membrane C. thylakoid membraneC. thylakoid membrane D. both A and CD. both A and C

13. Where is ATP synthase 13. Where is ATP synthase located in the located in the mitochondrion?mitochondrion?

A. inner membraneA. inner membrane B. outer membraneB. outer membrane C. thylakoid membraneC. thylakoid membrane D. both A and CD. both A and C

14. In photosynthesis, 14. In photosynthesis, water is water is

A. phosphorylated.A. phosphorylated. B. reduced.B. reduced. C. oxidized.C. oxidized. D. produced.D. produced.

14. In photosynthesis, 14. In photosynthesis, water is water is

A. phosphorylated.A. phosphorylated. B. reduced.B. reduced. C. oxidized.C. oxidized. D. produced.D. produced.

15. All of the following 15. All of the following substances are produced in substances are produced in a muscle cell under a muscle cell under anaerobic conditions anaerobic conditions EXCEPTEXCEPT

A. ATP.A. ATP. B. pyruvate.B. pyruvate. C. NADHC. NADH D. acetyl CoAD. acetyl CoA

15. All of the following 15. All of the following substances are produced in substances are produced in a muscle cell under a muscle cell under anaerobic conditions anaerobic conditions EXCEPTEXCEPT

A. ATP.A. ATP. B. pyruvate.B. pyruvate. C. NADHC. NADH D. acetyl CoAD. acetyl CoA

16. The Calvin cycle 16. The Calvin cycle requires all of the following requires all of the following molecules EXCEPTmolecules EXCEPT

A. carbon dioxide.A. carbon dioxide. B. ATP.B. ATP. C. glucose.C. glucose. D. NADPH.D. NADPH.

16. The Calvin cycle 16. The Calvin cycle requires all of the following requires all of the following molecules EXCEPTmolecules EXCEPT

A. carbon dioxide.A. carbon dioxide. B. ATP.B. ATP. C. glucose.C. glucose. D. NADPH.D. NADPH.

17. Which of the following is true 17. Which of the following is true about anaerobic respiration?about anaerobic respiration?

A. One of the products of lactic A. One of the products of lactic acid fermentation is carbon acid fermentation is carbon dioxide.dioxide.

B. Muscle cells are able to B. Muscle cells are able to transform pyruvate into ethanol.transform pyruvate into ethanol.

C. NADH is reduced back to NAD C. NADH is reduced back to NAD in both types of fermentation in in both types of fermentation in order to continue glycolysis.order to continue glycolysis.

D. none of the above are trueD. none of the above are true

17. Which of the following is true 17. Which of the following is true about anaerobic respiration?about anaerobic respiration?

A. One of the products of lactic A. One of the products of lactic acid fermentation is carbon acid fermentation is carbon dioxide.dioxide.

B. Muscle cells are able to B. Muscle cells are able to transform pyruvate into ethanol.transform pyruvate into ethanol.

C. NADH is reduced back to NAD C. NADH is reduced back to NAD in both types of fermentation in in both types of fermentation in order to continue glycolysis.order to continue glycolysis.

18. The oxygen consumed 18. The oxygen consumed during cellular respiration is during cellular respiration is directly involved indirectly involved in

A. the Krebs cycle.A. the Krebs cycle. B. accepting electrons at the B. accepting electrons at the

end of the electron transport end of the electron transport chain.chain.

C. the conversion of pyruvate C. the conversion of pyruvate to acetyl CoA.to acetyl CoA.

D. the phosphorylation of ADP D. the phosphorylation of ADP to ATP.to ATP.

18. The oxygen consumed 18. The oxygen consumed during cellular respiration is during cellular respiration is directly involved indirectly involved in

A. the Krebs cycle.A. the Krebs cycle. B. accepting electrons at the B. accepting electrons at the

end of the electron transport end of the electron transport chain.chain.

C. the conversion of pyruvate C. the conversion of pyruvate to acetyl CoA.to acetyl CoA.

D. the phosphorylation of ADP D. the phosphorylation of ADP to ATP.to ATP.

19. Which of the following are true 19. Which of the following are true statements about photosynthesis?statements about photosynthesis?

A. In the light reactions, electrons A. In the light reactions, electrons that leave photosystem II are that leave photosystem II are replaced by photosystem I.replaced by photosystem I.

B. Electrons from photosystem I B. Electrons from photosystem I reduce NADP to NADPH using reduce NADP to NADPH using NADP reductase.NADP reductase.

C. The electrons from carbon C. The electrons from carbon dioxide replace electrons that dioxide replace electrons that leave photosystem II.leave photosystem II.

19. Which of the following are true 19. Which of the following are true statements about photosynthesis?statements about photosynthesis?

A. In the light reactions, electrons A. In the light reactions, electrons that leave photosystem II are that leave photosystem II are replaced by photosystem I.replaced by photosystem I.

B. Electrons from photosystem I B. Electrons from photosystem I reduce NADP to NADPH using reduce NADP to NADPH using NADP reductase.NADP reductase.

C. The electrons from carbon C. The electrons from carbon dioxide replace electrons that dioxide replace electrons that leave photosystem II.leave photosystem II.

20. Which of the following 20. Which of the following processes produces NADH?processes produces NADH?

A. the light reactions onlyA. the light reactions only B. the Calvin cycle onlyB. the Calvin cycle only C. both the light reactions C. both the light reactions

and the Calvin cycleand the Calvin cycle D. neither the light D. neither the light

reactions nor the Calvin reactions nor the Calvin cyclecycle

20. Which of the following 20. Which of the following processes produces NADH?processes produces NADH?

A. the light reactions onlyA. the light reactions only B. the Calvin cycle onlyB. the Calvin cycle only C. both the light reactions C. both the light reactions

and the Calvin cycleand the Calvin cycle D. neither the light D. neither the light

reactions nor the Calvin reactions nor the Calvin cyclecycle

21. All of the events listed 21. All of the events listed below occur in the energy-below occur in the energy-capturing light reactions of capturing light reactions of photosynthesis EXCEPTphotosynthesis EXCEPT

A. oxygen is produced A. oxygen is produced B. carbon dioxide is B. carbon dioxide is

incorporated into a simple incorporated into a simple sugarsugar

C. ADP is used to make ATPC. ADP is used to make ATP D. NADPD. NADP++ is reduced to NADPH is reduced to NADPH

21. All of the events listed 21. All of the events listed below occur in the energy-below occur in the energy-capturing light reactions of capturing light reactions of photosynthesis EXCEPTphotosynthesis EXCEPT

A. oxygen is produced A. oxygen is produced B. carbon dioxide is B. carbon dioxide is

incorporated into a simple incorporated into a simple sugarsugar

C. ADP is used to make ATPC. ADP is used to make ATP D. NADPD. NADP++ is reduced to NADPH is reduced to NADPH

22. Where does the Calvin 22. Where does the Calvin cycle of photosynthesis take cycle of photosynthesis take place?place?

A. stroma of the chloroplastA. stroma of the chloroplast B. thylakoid membraneB. thylakoid membrane C. chlorophyll moleculeC. chlorophyll molecule D. cytoplasm surrounding D. cytoplasm surrounding

the chloroplastthe chloroplast

22. Where does the Calvin 22. Where does the Calvin cycle of photosynthesis take cycle of photosynthesis take place?place?

A. stroma of the chloroplastA. stroma of the chloroplast B. thylakoid membraneB. thylakoid membrane C. chlorophyll moleculeC. chlorophyll molecule D. cytoplasm surrounding D. cytoplasm surrounding

the chloroplastthe chloroplast

23. In which of the following 23. In which of the following processes does the processes does the oxidation of water?oxidation of water?

A. photosynthesis only A. photosynthesis only B. respiration onlyB. respiration only C. both photosynthesis and C. both photosynthesis and

respirationrespiration D. neither photosynthesis D. neither photosynthesis

nor respirationnor respiration

23. In which of the following 23. In which of the following processes does the processes does the oxidation of water?oxidation of water?

A. photosynthesis onlyA. photosynthesis only B. respiration onlyB. respiration only C. both photosynthesis and C. both photosynthesis and

respirationrespiration D. neither photosynthesis D. neither photosynthesis

nor respirationnor respiration

24. The enzyme rubisco24. The enzyme rubisco A. performs the first step of A. performs the first step of

the Calvin cycle.the Calvin cycle. B. reacts carbon dioxide with B. reacts carbon dioxide with

RuBP.RuBP. C. works in the stroma of a C. works in the stroma of a

chloroplast.chloroplast. D. all of the aboveD. all of the above

24. The enzyme rubisco24. The enzyme rubisco A. performs the first step of A. performs the first step of

the Calvin cycle.the Calvin cycle. B. reacts carbon dioxide with B. reacts carbon dioxide with

RuBP.RuBP. C. works in the stroma of a C. works in the stroma of a

chloroplast.chloroplast. D. all of the aboveD. all of the above

25. Where is the ETC of the 25. Where is the ETC of the light reactions located?light reactions located?

A. inner membraneA. inner membrane B. thylakoid membraneB. thylakoid membrane C. stromaC. stroma D. matrixD. matrix

25. Where is the ETC of the 25. Where is the ETC of the light reactions located?light reactions located?

A. inner membraneA. inner membrane B. thylakoid membraneB. thylakoid membrane C. stromaC. stroma D. matrixD. matrix

BONUSBONUSBet?

Bonus: When electrons flow along Bonus: When electrons flow along the electron transport chains of the electron transport chains of mitochondria, which of the mitochondria, which of the following changes occurs?following changes occurs?

A. ATP synthase pumps protons by A. ATP synthase pumps protons by active transport. active transport.

B. NADB. NAD++ is reduced. is reduced. C. The molecules in the electron C. The molecules in the electron

transport chain phosphorylate ADP transport chain phosphorylate ADP to form ATP.to form ATP.

D. The pH of the matrix increases.D. The pH of the matrix increases.