During the second part of the experiment you can see bubbles begin to appear when they didn't before. Which of the answer choices below is the best reason why?(1 point)

Question

Responses

Carbon dioxide was present in the water when it wasn't before
Carbon dioxide was present in the water when it wasn't before

Light was applied to the scenario so photosynthesis could occur
Light was applied to the scenario so photosynthesis could occur

Oxygen was present in the water when it wasn't before

Answer 1

The best reason why bubbles begin to appear during the second part of the experiment is:

Light was applied to the scenario so photosynthesis could occur.

Bubbles typically indicate the release of oxygen as a byproduct of photosynthesis, which occurs when light is present.