Mdcat Biology XI Bioenergetics Mcqs test 1

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MDCAT Bioenergetics MCQS Test No.1



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1. Which of the following is not involved in cyclic photophosphorylation?

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2. It has main role in the conversion of Light energy into chemical energy:

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3. It is by product of photosynthesis:

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4. Net equation of photosynthesis is exactly opposite to the equation of:

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5. Which part of the cell does glycolysis occur in :

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6. Pyruvic acid is acid of :

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7. The enzyme which is used in Calvin cycle is:

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8. Photophosphorylation takes place in the _______ of the choloroplasts:

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9. Xanthophyll is a pigment having:

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10. Product of anaerobic respiration in animals is ________.

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11. Acetyl CoA loses CoA and combines with a 4-Carbon compound which is:

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12. The photosynthetic pigments can be separated by a process called:

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13.

Wines and beers are formed due to ________ process.

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14. Pyruvic acid is the end product of ________.

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15. Where is oxygen produced in plants:

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16.

What happens during the light phase of photosynthesis?

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17. Which compound captures light energy in plants?

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18. It is the product of cyclic photophosphorylation

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19. Actual source of oxygen during photosynthesis is:

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20. A water molecule is released in glycolysis when:

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21. Stage of cellular respiration that essentially occurs in cytoplasm:

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22. End product of preparatory phase of glycolysis is:

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23. Acetaldehyde is formed as an intermediate compound during:

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24. It involves complete breakdown of glucose molecule:

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25. Carbon dioxitle labeIed with 14C?has been used to identify the intermediate compounds in the Calvin cycle, the light-independent stage in photosynthesis. Which compound would be the first to contain the 14C?

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26. . Carbohydrate that is produced directly from Calvin Cycle is:

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27. During photosynthesis, light energy is captured  by:

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28. Photoexcited electrons pass form PSII to PSI via :

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29. Electron whole of chlorophyll in PS II is filled by electron that is extracted from:

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30. Synthesis of  ATP  in the presence of oxygen is called :

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31. Formation of ATP at respiratory chain is called:

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32. In aerobic respiration, H2O as a final product is generated during:

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33. During oxidative phosphorylation, H+ are pumped across:

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34. In which step of Krebs cycle decarboxylation does occur?

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35. Number of ATP generated by one Kreb’s cycle at substrate level is:

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36. How many molecules of NADH are formed when one glucose molecules pass through  Krebs cycle?

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37. During Krebs cycle, FADH2 is formed during conversion of:

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38. Which of following directly enters in krebs cycle ?

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39. Net production of ATP molecules in a prokaryotic cell when a glucose molecule is       completely oxidized is:

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40. Which of these processes will not occur in the absence of O2?

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41. Pyruvate produced during glycolysis proceeds further in presence of oxygen through:

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42. Majority of the cells depend  ultimately for their supply of free energy on oxidation reactions such as:

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43. It is the universal process by which organism’s breakdown complex compound containing carbon in a way that allows cells to harvest a maximum of usable energy:

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44. It is the process by which energy is made available to cells in a step-by-step breakdown of C—chain molecules in the cells:

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45. During aerobic respiration, glucose is utilized to:

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46. In Which of the following , NADPH is Converted into NADP+,

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47. Which is most closely associated with calvin cycle:

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48. Phase of Calvin cycle that is dependent on rubisco:

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49. The dark reactions of photosynthesis takes pIace in:

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50. Mitochondria are involved in all of the following except:

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