Question

Goitre is common in mountains and plains of northern India . Why ?​

Answer 1

Answer:

'' The soils and waters of the Himalayas are so lacking in natural iodine that even the goats develop goiters, the enlargement of the thyroid gland that is the body's adaptation to the deficiency. ... Iodine is crucial to normal development of the brain and central nervous system in the growing fetus and infant.

Answer 2

╬Solution:-

The soils and waters of the Himalayas are so lacking in natural iodine that even the goats develop goiters, the enlargement of the thyroid gland that is the body's adaptation to the deficiency.

• Iodine is crucial to normal development of the brain and central nervous system in the growing fetus and infant.
• Goitre is commonly caused in mountainous regions because goitre is caused by deficiency of iodine and diet in mountainous areas lacks iodine.

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