Question: What is produced as a byproduct of the light reactions?
Options:
Glucose
Oxygen
NADPH
ATP
Correct Answer: Oxygen
Solution:
Oxygen is released as a byproduct of the light reactions during the splitting of water.
What is produced as a byproduct of the light reactions?
Practice Questions
Q1
What is produced as a byproduct of the light reactions?
Glucose
Oxygen
NADPH
ATP
Questions & Step-by-Step Solutions
What is produced as a byproduct of the light reactions?
Correct Answer: Oxygen
Step 1: Understand that light reactions occur in plants during photosynthesis.
Step 2: Know that these reactions take place in the thylakoid membranes of chloroplasts.
Step 3: Recognize that water (H2O) is split during these reactions to capture energy.
Step 4: Identify that when water is split, oxygen (O2) is released as a byproduct.
Step 5: Conclude that the main byproduct of the light reactions is oxygen.
Light Reactions of Photosynthesis – The light reactions occur in the thylakoid membranes of chloroplasts, where light energy is converted into chemical energy, producing ATP and NADPH while splitting water molecules.
Byproducts of Photosynthesis – Oxygen is released as a byproduct during the process of photolysis, where water molecules are split to provide electrons for the light reactions.
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