Which element is essential for ‘Thyroid’ function?
AIodine
BCalcium
CMagnesium
DIron
Explanation
• The thyroid gland needs iodine to produce thyroid hormones.
• These hormones regulate metabolism, growth, and development.
• An iodine deficiency can lead to goiter and other health issues.
Exam Relevance
- Topic: Competitive Exams
- Subtopic: FPSC/PPSC Past Papers

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