CXC · CSEC · Integrated Science
One real Integrated Science question.
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Topic: Nutrition in Plants: Photosynthesis. Pick an answer — get the mark scheme instantly.
Question · Difficulty 2/3
During a biology practical at a secondary school in Trinidad, students tested a leaf for starch after exposing it to sunlight for six hours. What is the correct reason for boiling the leaf in ethanol?
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