Bioenergetics – Online MCQs Test – Biology 9th

1. In the thylakoid membrane, other pigments and electron carrier molecules form highly organized assemblies in a series called:

2. Splitting of water is presence of light called:

3. In chloroplast, different pigments absorb light of different:

4. Food breakdown occurs in the presence of oxygen to produce energy, this process lied:

5. The fundamental molecule produced during photosynthesis is:

6. In a process of cellular respiration 180 ATP molecules are produced, how many moles of glucose consume during this process?

7. Loss of electron and protons occur in:

8. Energy of the Sun reaches earth in the form of:

9. Reaction in which solar energy is transferred to glucose from ATP and NADPH₂ takes place in stroma called:
(i) Light reaction
(ii)Dark reaction
(iii) Light dependent reaction

10. At high light intensity, the rate of photosynthesis:

11. Quantity of CO₂ and O₂ in nature maintained by plants through:

12. This process is carried out by chlorophyll containing organisms.

13. Chlorophyll reflects:

14. The formation of ATP from ADP by using light energy is called:

15. The stage of aerobic respiration in which pyruvic acid enters the mitochondria is called:

16. The breakdown of ADP is:

17. Light dependent reaction takes place in:

18. At low light intensity, rate of photosynthesis:

19. Anaerobic respiration is also called:

20. The breakdown of food molecules to release energy is called: