It is often observed that people living in hilly areas suffer from goiter because:

اکثر دیکھا گیا ہے کہ پہاڑی علاقوں میں رہنے والے لوگ گٹھلی کا شکار ہوتے ہیں کیونکہ
Answer: Of low atmospheric pressure there, their diet and drinking water are deficient in iodine
Explanation
This question appeared in Past Papers (1 times)

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