Multiple choice

People living in hilly areas commonly develop a visible swelling in the neck. Which of the following factors is responsible for it?

  1. Hilly regions have water deficient in fluorine.

  2. Hilly regions have water deficient in sodium.

  3. Hilly regions have soil deficient in iodine.

  4. Hilly regions have soil deficient in nitrogen.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Hilly regions have soil deficient in iodine leading to insufficient quantity of iodine in food. This causes goitre, which results in swelling of neck.

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