Sea weeds are an important source of_________________?
Correct answer: B. Iodine
- A. Fluorine
- B. Iodine
- C. Bromine
- D. Chlorine
Explanation
Seaweeds concentrate iodine from seawater, making them a traditional industrial source of iodine. Bromine is obtained mainly from brines, while fluorine and chlorine are not the characteristic seaweed product.
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