During a photosynthesis experiment, a student records that oxygen bubbles decrease sharply when baking soda (sodium bicarbonate) is removed from the water containing Hydrilla. Which inference is MOST scientifically justified?

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Biology · Photosynthesis

During a photosynthesis experiment, a student records that oxygen bubbles decrease sharply when baking soda (sodium bicarbonate) is removed from the water containing Hydrilla. Which inference is MOST scientifically justified?

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Lack of bicarbonate reduced the available carbon dioxide required for photosynthesis

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Answer 1

Fewer bubbles indicate a sharp increase in cellular respiration

Answer 2

Bicarbonate directly stimulates chlorophyll production in the plant

Answer 3

Hydrilla cannot photosynthesize without constant mechanical stirring

Answer 4

Lack of bicarbonate reduced the available carbon dioxide required for photosynthesis

During a photosynthesis experiment, a student records that oxygen bubbles decrease sharply when baking soda (sodium bicarbonate) is removed from the water containing Hydrilla. Which inference is MOST scientifically justified?

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During a photosynthesis experiment, a student records that oxygen bubbles decrease sharply when baking soda (sodium bicarbonate) is removed from the water containing Hydrilla. Which inference is MOST scientifically justified?

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