Bio-energetic – Online MCQs Test – Biology MCAT

1. It is the most abundant and most important photosynthetic pigment in plants:

2. NADPH provides _______ during light independent phase of photosynthesis:

3. Which organelle extracts energy from food molecules and uses it to make ATP?

4. For Krebs cycle enzymes are located in

5. When equal intensities of light are given then maximum photosynthesis occurs in:

6. Correct sequence of cytochromes involved in respiratory chain is.

7. From recent studies, it has been found that pre-existing plastids arise from

8. When oxygen combines with electrons and hydrogen ions at the end of the electron transport chain_________ is produced.

9. The total energy yield from glucose metabolism is:

10. In order to synthesize one glucose molecule, how many ATPs are used by Calvin cycle?

11. The step/s of glycolysis that consume/s ATP/s, is/are:

12. Which of the following is not a photosynthetic pigment”

13. Which organic acid is produced by glycolysis?

14. In absence of oxygen, glycolysis yields:

15. How many CO₂ molecules are released when 1 molecule of glucose is completely in aerobic respiration?

16. It is energy yielding step of glycolysis:

17. In chloroplasts, chlorophyll is present in the

18. When equal Contrary to non-cyclic electron flow, the cyclic electron flow lacks following things, EXCEPT:

19. The high energy electrons from the reaction center of photosystem are trapped by:

20. All of the following steps of photosynthesis involve direct use of light except: