XI Biology Bioenergetics Test Mdcat-2024

XI biology bioenergetics online test

Instructions for Chapter Bioenergetics Online Test Mdcat-2024:

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    Test Details:

      • Subject: Biology
      • Class: 1st year or 11
      • Chapter name: Bioenergetics 
      • Test: MDCAT 2024
      • Book: Sindh Textbook
      • Total No. Of MCQS: 50
      • Time Allowed: 50 Minutes
      • Price : Free
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      XI Biology Bioenergetics Online Test Mdcat-2024



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      1 / 50

      1. The CAM process is followed by ___ plants, which is an alternative to the C3 cycle to tackle photorespiration.

      2 / 50

      2. RuBP oxidation in photorespiration passing sequence is?

      3 / 50

      3. During the hydrolysis of fats, glycerol is produced. Later, it is converted into?

      4 / 50

      4. Which of the following is the end product of anaerobic respiration?

      5 / 50

      5. Choose the incorrect statement.

      6 / 50

      6. Phosphoenolpyruvate is used in some plants instead of Rubisco. Which are these plants?

      7 / 50

      7. Photosystem I and II both contain chlorophyll A but their absorption spectra differ due to?

      8 / 50

      8. The isotope used during the validation of Von Neils' hypothesis is?

      9 / 50

      9. Which of the following are not found in the reaction center of the photosystem?

      10 / 50

      10. How many carbon dioxides form during one Krebs cycle?

      11 / 50

      11. The synthesis of ATP during the electron transport chain in the presence of oxygen is called?

      12 / 50

      12. Choose the incorrect statement.

      13 / 50

      13. Choose the incorrect statement.

      14 / 50

      14. Which of the following combinations is required for chemiosmosis?

      15 / 50

      15. The relative effectiveness of absorption of chlorophyll A is?

      16 / 50

      16. The relative effectiveness of different wavelengths (colors) of light in driving photosynthesis is called?

      17 / 50

      17. The first stable product of the C3 cycle is?

      18 / 50

      18. During which conversion does decarboxylation occur in the Krebs cycle?

      19 / 50

      19. Formation of ATP during the Krebs cycle is formed during the conversion of?

      20 / 50

      20. In which process does decarboxylation not occur?

      21 / 50

      21. During glycolysis, glucose is phosphorylated into?

      22 / 50

      22. The triose phosphate, when entering the cytosol via a phosphorus translocator, is turned into a sugar called?

      23 / 50

      23. In which cycle is the 4-carbon compound directly converted into a 6-carbon compound?

      24 / 50

      24. ATP formed during glycolysis is an example of?

      25 / 50

      25. In CAM plants, the stomata close during?

      26 / 50

      26. In C4 cycles, the carbon fixation is done by?

      27 / 50

      27. Downstream electron correct sequence in ETC is:

      28 / 50

      28. The last acceptor of electrons in the ETC is?

      29 / 50

      29. The first phase of cellular respiration is?

      30 / 50

      30. Oxidation of one pyruvic acid gives how many acetyl-CoA, CO2, and NADH2 respectively?

      31 / 50

      31. In which phase of the Krebs cycle is NADH formed?

      32 / 50

      32. The full name of RuBP is?

      33 / 50

      33. A single NADPH2 requires how many electrons and protons to reduce?

      34 / 50

      34. The water-splitting complex is composed of?

      35 / 50

      35. Movement of H+ through the ATPase complex due to the concentration gradient is called?

      36 / 50

      36. Choose the correct sequence during photorespiration:

      37 / 50

      37. Action spectrum and absorption spectra are not parallel due to?

      38 / 50

      38. The cyclic photophosphorylation is triggered by?

      39 / 50

      39. How many hydrogen ions are required for the synthesis of ATP in chemiosmosis?

      40 / 50

      40. Chlorophyll is embedded into the hydrophobic core of the thylakoid membrane via?

      41 / 50

      41. Glycolate is how many carbon radical?

      42 / 50

      42. Conversion of pyruvate into lactic acid by lactic acid fermentation is via an enzyme called?

      43 / 50

      43. Chlorophyll B has a different functional group compared to chlorophyll A, which is:

      44 / 50

      44. The action spectrum peaks are ___ and valleys are ___.

      45 / 50

      45. The molecular formula of chlorophyll B is:

      46 / 50

      46. Which of the following is not a part of photosynthesis?

      47 / 50

      47. In the reduction phase of the Calvin cycle, how many NADPH2 and how many ATP are used?

      48 / 50

      48. Ferredoxin is an/a:

      49 / 50

      49. In the Calvin-Benson cycle, a short intermediate is formed after carboxylation of RuBP. How many carbons does this radical have?

      50 / 50

      50. Which of the following releases hydrogen ions into the lumen when two electrons pass downstream into it?

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