Question

Iodine is obtained from the members of

• A. Green algae
• B. Brown algae
• C. Red algae
• D. Blue-green algae

Answer 1

Answer: (B)

Brown algae

Brown algae has economic importance as a source of Iodine and Potash. Fucus and Laminaria are rich source of iodine. 25% of iodine is obtained from kelps and it also contain Br, Cu, Zn, Fe, Mn, Mo etc. Because of having iodine, the dried kelps are used to treat goiter.