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Pavlova-9 [17]
4 years ago
14

Explain why a lead kept in the light for 24 hours will turn an iodine solution blue-black, whereas a lead kept in the light for

24 hours and then in the dark for 24 hours will have no effect on an iodine solution. (4Marks)
Biology
1 answer:
lakkis [162]4 years ago
4 0

Answer:

Starch

Explanation:

Lead in light has photosynthesized while lead in dark has not. Iodine turns blue black with starch developed by the lead in light.

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