Class 11 Biology Chapter 21 – Neural Control and Coordination is one of the most important chapters of the NCERT Class 11 Biology syllabus. This chapter deals with the structure and function of the nervous system, neurons, and sense organs. For your convenience, we provide handwritten notes PDF (2025-26) that are colorful, well-structured, and exam-oriented.
📖 About Chapter 21: Neural Control and Coordination
The nervous system controls and coordinates various functions of the human body. This chapter explains the central nervous system, peripheral nervous system, reflex action, synapses, and the functioning of eye and ear. These notes are highly useful for both Class 11 exams and NEET preparation.
🌟 Key Topics Covered in Notes
- Neuron – Structure and Types
- Generation and Conduction of Nerve Impulse
- Central Nervous System (Brain and Spinal Cord)
- Peripheral Nervous System
- Autonomic Nervous System
- Reflex Action and Reflex Arc
- Synapse and Transmission of Impulse
- Sensory Organs – Eye and Its Functions
- Sensory Organs – Ear and Hearing Mechanism
✨ Features of Handwritten Notes
- Based on the latest NCERT Biology syllabus (2025-26).
- Includes labeled diagrams for quick revision.
- Simple language with point-to-point explanation.
- Prepared by toppers for NEET and board exam preparation.
- Helpful for solving diagram-based questions.
📥 Download PDF – Class 11 Biology Chapter 21 Notes
⬇️ Download Chapter 21 Neural Control and Coordination Notes
🎯 Why Use These Notes?
- Prepared from NCERT Class 11 Biology textbook.
- Best for last-minute revision before exams.
- Boosts conceptual clarity for NEET aspirants.
- Saves time with ready-to-study material.
🔑 Conclusion
The Class 11 Biology Chapter 21 – Neural Control and Coordination Handwritten Notes PDF (2025-26) will help you revise quickly and effectively. With simplified concepts, diagrams, and exam-focused points, these notes are a must-have for Class 11 as well as NEET preparation. Download the free PDF now and take your learning to the next level.
