2405. According to IS classification, the range of silt size particles is_________________? September 7, 2025 by Admin A. 4.75 mm to 2.00 mm B. 2.00 mm to 0.425 mm C. 0.425 mm to 0.075 mm D. 0.075 mm to 0.002 mm ✅ The correct answer is option D.