DENDROLOGY

TREE PHYSIOLOGY

PHOTOSYNTHESIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which product is produced by the splitting of water during the light-dependent reactions of photosynthesis?
A
NADPH
B
oxygen
C
glucose
D
carbon dioxide
Explanation: 

Detailed explanation-1: -To replace the electron in the chlorophyll, a molecule of water is split. This splitting releases an electron and results in the formation of oxygen (O2) and hydrogen ions (H+) in the thylakoid space.

Detailed explanation-2: -Summary. Photosynthesis makes use of large multi-protein complexes called photosystems (PS) to capture solar energy and convert it to chemical energy. PS II specifically uses light energy from the sun to extract electrons from water, resulting in the oxidation or “splitting” of water to form oxygen and hydrogen.

Detailed explanation-3: -During photosynthesis, plants take in carbon dioxide (CO2) and water (H2O) from the air and soil. Within the plant cell, the water is oxidized, meaning it loses electrons, while the carbon dioxide is reduced, meaning it gains electrons. This transforms the water into oxygen and the carbon dioxide into glucose.

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