Biology Practice: Photosynthesis and Respiration (Mock Test 3 - Advanced)
1. In 1779, which scientist concluded that only the green parts of plants release oxygen and that sunlight is essential for this process?
2. In the "Aerobic Respiration" experiment, why is the bell jar covered with a black cloth?
3. What is the metabolic function of "Pneumatophores" in mangrove plants?
4. During the starch test, why is the leaf boiled in alcohol (methylated spirit)?
5. Which of the following is a key difference between respiration in plants and animals?
6. In the anaerobic respiration experiment with pea seeds, why is the "testa" (seed coat) removed?
7. The region of the chloroplast where "light independent" reactions occur using chemical energy from grana is:
8. What happens to the rate of photosynthesis if the temperature becomes excessively high?
9. In the experiment demonstrating $CO_{2}$ is essential, why are the jars sealed with Vaseline?
10. "Lenticels" are found in which specific parts of a plant for gaseous exchange?
11. In the anaerobic respiration experiment, what happens to the mercury level when a KOH crystal is introduced?
12. Which of the following is the correct end product of anaerobic respiration in "Muscle Cells"?
13. Why are potted plants advised to be kept in well-lit areas?
14. Gaseous exchange in "young roots" occurs through which process?
15. What was the main discovery of Julius Von Sachs in 1854?
16. Aerobic respiration produces ________ ATP molecules, while anaerobic respiration produces ________ ATP molecules.
17. In the aerobic experiment, lime water in "Test Tube B" turns milky because the air comes from:
18. Which statement is TRUE about dark-colored leaves (e.g., red or brown leaves)?
19. In the Hydrilla experiment, what proves that the gas in the bubbles is oxygen?
20. In "Fermentation", sugar is converted into:
