In water- culture experiments the culture solutions are protected from sunlight in order to

Assessment: WAEC SSCE - Biology - 1999 (Objective) Subject: Biology

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In water- culture experiments the culture solutions are protected from sunlight in order to
Answer Details
In water-culture experiments, protecting the culture solutions from sunlight is done in order to prevent algae from growing in the solution. Algae require sunlight for photosynthesis, and in a water-culture experiment, algae growing in the solution can interfere with the growth of the plant being studied. Therefore, shading or covering the culture solutions is a common practice in water-culture experiments to prevent the growth of unwanted organisms and ensure accurate results.
Read lesson note on Plant Nutrition (WAEC)
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