In Hydroponic Culture, What Is the Purpose of Bubbling Air

question 9

Multiple Choice

In hydroponic culture, what is the purpose of bubbling air into the solute?

• A) to keep dissolved nutrients evenly distributed
• B) to provide oxygen to the root cells
• C) to inhibit the growth of aerobic algae
• D) to inhibit the growth of anaerobic bacteria
• E) to provide CO₂ for photosynthesis

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