Samantha's answer to Emily's Primary 5 Maths Fractions Singapore question.

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Samantha
Samantha's answer
308 answers (Tutor Details)
1st
Sorry for the cluttered answer. For photosynthesis to occur and produce starch, there must be light, carbon dioxide and water. Without these 3, photosynthesis cannot take place and not produce starch. Iodine turns black/blue only when starch is present