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State PCS PYQPrelims 2023

UPPCS · Question 27

Seaweeds are an important source of:

  1. Argon
  2. Iodine
  3. Chlorine
  4. Bromine
Show answer & explanation

Answer: (B) Iodine

Explanation

Brown seaweeds (kelp) concentrate iodine and were historically its main source.