Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).
Body Systems (Human Biology)Skeletal & Muscular Systems
What is the hardest substance present in the human body?
- A.Bone
- B.Dental enamelCorrect answer
- C.Keratin
- D.Cartilage
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Practice these MCQs in the appQuick fact: The hardest substance present in the human body is dental enamel.