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SEMESTER I EXAM

SEMESTER I EXAM. REVIEW B 2010. ATP has how many phosphates?. A. one B. two C. three D. four ANSWER: three. What is the equation for photosynthesis?. CO 2 + H 2 O C 6 H 12 O 6 + 6O 2 C 6 H 12 O 6 + 6O 2 CO 2 + H 2 O

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SEMESTER I EXAM

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  1. SEMESTER I EXAM REVIEW B 2010

  2. ATP has how many phosphates? • A. one • B. two • C. three • D. four • ANSWER: three

  3. What is the equation for photosynthesis? • CO2 + H2O C6H12O6 + 6O2 • C6H12O6 + 6O2 CO2 + H2O • ANSWER: CO2 + H2O C6H12O6 + 6O2

  4. Label the parts of the chloroplast:

  5. Label the parts of the chloroplast:

  6. Which pigment is most useful in a plant to capture sunlight for photosynthesis? • A. carotenoids • B. xanthophylls • C. phycobillins • D. chlorophylls • ANSWER: D

  7. Identify the parts of the leaf cross-section:

  8. Identify the parts of the leaf cross-section:

  9. Chlorophyll a reflects what colors the most? • A. blue and green • B. green and yellow • C. red and orange • D. blue and red • ANSWER: B

  10. What is the source of oxygen that plants give off? • A. splitting of carbon dioxide • B. splitting of water • C. reaction of sugar and water • D. reaction of carbon dioxide and nitrogen • ANSWER: B

  11. What two high-energy molecules are made in the LDR to run the LIR? • A. ATP and NADPH • B. NADPH and NAD+ • C. NADH and FADH2 • D. ATP and ADP • ANSWER: A

  12. What happens to an e- when chlorophyll absorbs a photon? • A. electron moves down ATP synthase • B. electron falls to a lower energy level • C. electron gets excited and jumps to a higher level • D. electron breaks down • ANSWER: C

  13. Which process produces oxygen bubbles? • A. LIR • B. LDRC. Krebs cycle • D. fermentation • ANSWER: B from splitting of water

  14. Which process produces carbon dioxide bubbles and ethanol? • A. LIR • B. LDRC. Krebs cycle • D. fermentation • ANSWER: D

  15. Elodea Amoeba Human Gerbil tree Yes No No No yes Which are autotrophs?

  16. What is another name for the LIR? • Krebs Cycle • Calvin Cycle • Spin Cycle • ANSWER: Calvin Cycle

  17. How many turns of the Calvin cycle are needed to make one glucose molecule? • A. one • B. three • C. four • D. six • ANSWER: six

  18. LIR LDR Krebs cycle ETC/Chemiosmosis Fermentation Stroma of chloroplast Thylakoids - chloroplasts Matrix of chloroplast Inner membrane of mitochondrion cytoplasm Where do these processes take place?

  19. Use sunlight Assemble glucose Take in CO2 to make PGAL Make ATP and NADPH LDR LIR LIR LDR Match LIR or LDR:

  20. Which is the high level form? • NAD+ or NADH • NADH • ATP or ATP • ATP • NADPH or NADP+ • NADPH • FAD or FADH2 • FADH2

  21. What happens to an electron when chlorophyll absorbs a photon? • A. electron drops down a level • B. electron gets excited to a higher level • C. electron breaks apart • D. electron moves to ATP synthase • ANSWER: B

  22. Where are the bronchi? A B C D E

  23. Where are the bronchi? D A B C D E

  24. Where are the alveoli? A B C D E

  25. Where are the alveoli? E A B C D E

  26. 250 calories = ____ Calories • A. 250 • B. 2,500 • C. 250,000 • D. 0.250 • ANSWER: D

  27. What is the equation for cellular respiration? • CO2 + H2O C6H12O6 + 6O2 • C6H12O6 + 6O2 CO2 + H2O • ANSWER: C6H12O6 + 6O2 CO2 + H2O

  28. How does the equation for cellular respiration compare to the one for photosynthesis? • CO2 + H2O C6H12O6 + 6O2 • C6H12O6 + 6O2 CO2 + H2O • ANSWER: Products of one are the reactants of the other.

  29. Which is true of glycolysis? • A. breaks glucose into 2 pyruvic acid • B. requires oxygen • C. occurs in the cytoplasm • D. occurs in the matrix • ANSWER: A and C

  30. Glycolysis Krebs Cycle ETC/chemiosmosis 2 2 34 How many ATP do each net?

  31. Glycolysis Krebs cycle FADH FADH and NADH2 What electron carriers are in each process?

  32. What process regenerates NADH back to NAD+? • A. Krebs cycle • B. ETC • C. fermentation • D. glycolysis • ANSWER: C

  33. Identify as “A” aerobic or“AN” anaerobic • Without oxygen • AN • With oxygen • A • Fermentation • AN • Krebs cycle • A

  34. What two products form from yeast and glucose fermentation? • A. oxygen and ethanol • B. carbon dioxide and ethanol • C. carbon dioxide and glucose • D. oxygen and glucose • ANSWER: B.

  35. What product(s) form from muscle anaerobic fermentation? • A. oxygen and ethanol • B. carbon dioxide and ethanol • C. lactic acid • D. lactic acid and glucose • ANSWER: C

  36. Is cellular respiration aerobic or anaerobic? • AEROBIC

  37. What is another name for the Krebs cycle? • A. citric acid cycle • B. Calvin cycle • C. spin cycle • D. cell cycle • ANSWER: A

  38. Which is not made at the end of the Krebs cycle? • A. FADH2 • B. NADH • C. ATP • D. water • ANSWER: D water is made in ETC/chemiosmosis

  39. Where do the e- come from that are in the ETC? • A. ATP • B. electron carriers FADH2 and NADH • C. water • D. carbon dioxide • ANSWER: B.

  40. What is the enzyme structure that H+ ions pass through to make ATP in the inner membrane? • A. matrix • B. lactase • C. ATP synthase • D. intermembrane space • ANSWER: C

  41. Glycolysis Krebs cycle ETC/chemiosmosis TOTAL 2 2 34 38 How many total ATP’s from each?

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