Which Earth layer generates the magnetic field? By Kalsoom Tahir 🌐 Source Science & Technology Archive ✅ Fact Checked 📊 Difficulty Medium 📅 Last Updated 13 Aug 2026 A. Crust B. Mantle C. Outer Core D. Inner Core Check Answer 💡 Explanation: The movement of liquid iron and nickel in the Outer Core generates Earth's magnetic field. 📚 Topics: Earth Science Science 🎯 Exams: CSS GEN NTS PMS