Biology Practice: Photosynthesis (Mock Test 3 - Advanced Processes & Mechanisms)
1. What is the fundamental role of light energy during the "Light Dependent" phase of photosynthesis?
2. During Photolysis, water molecules break down into protons ($H^+$), electrons ($e^-$), and which byproduct?
3. Why is the "Dark Reaction" also referred to as the Light-Independent Reaction?
4. The chemical process of converting ADP to ATP using light energy is known as:
5. Which molecule acts as the primary "Hydrogen Acceptor" during the light-dependent phase?
6. What is the fate of the oxygen produced during the light reaction?
7. The process by which several molecules of glucose are transformed into one molecule of starch is called:
8. Which mechanism allows for the fixation of $CO_2$ during the Calvin Cycle?
9. "Photo-oxidation" of chlorophyll occurs when:
10. The formation of one molecule of glucose requires how many molecules of $CO_2$?
11. Why do leaves appear green to the human eye?
12. The term "Assimilation" in photosynthesis refers to:
13. Which of the following is the "Reduced" form of the co-enzyme NADP?
14. What is the limiting factor in photosynthesis if a plant is kept in bright light but at very low $CO_2$ levels?
15. The "Biosynthetic Phase" is another name for which stage?
16. During the Dark Reaction, the $CO_2$ is reduced to glucose using the energy from:
17. Which isotope of oxygen was used to prove that $O_2$ released during photosynthesis comes from $H_2O$ and not $CO_2$?
18. The overall reaction of photosynthesis is a/an ______ process.
19. How does temperature affect the rate of photosynthesis?
20. The first stable product formed during the Dark Reaction (C3 cycle) is:
