Dental “Loss of Head” is: A Death of a head of a family B Increased resistance to filtration in a sand filter (related to filtration capacity) C Death of a head in village panchayat D Death of a school teacher who is also a healthy worker of a school 💡 Explanation "Loss of Head" is: ✓ Correct Answer: B. Increased resistance to filtration in a sand filter (related to filtration capacity)