Body Fluids & Circulation Part 1 || Class 11 And NEET Biology || #nsbioworld by Namrata shukla 🎯🎯📚📚👇👇 In this video, we explain Body Fluids and Circulation chapter in a simple and exam-oriented way. This lecture covers blood composition, blood groups, heart structure, cardiac cycle, ECG, lymph and circulation of blood as per NCERT Class 11 Biology. 📚 Useful for: ✔ Class 11 Biology ✔ NEET / AIIMS / CUET ✔ School & board exams 🔍 Topics Covered: Body fluids definition Blood: plasma & formed elements Blood groups & Rh factor Human heart structure Cardiac cycle & ECG Lymph and its functions Circulatory system overview 👉 Watch till the end for NCERT-based explanation and exam-focused points.