CBSE Class 11 Biology Notes

Chemical Coordination and Integration Class 11 Biology Chapter 19 Notes Endocrine Glands And Hormones Defining Hormones: Variability in Endocrine Systems: The Human Endocrine System: Human Endocrine System Organized Endocrine Glands: Other Hormone-Producing Organs: The Hypothalamus: The Hypothalamus The hypothalamus is a crucial part of the diencephalon, which is located in the forebrain. It plays a […]

Neural Control and Coordination Class 11 Biology Chapter 18 Notes Coordination of Organ Systems in Human Body Neural System Human Neural System The human neural system is a complex network of structures responsible for information processing and control. It consists of two primary divisions: Nerve Fibers in the PNS: (a) Afferent Fibers: (b) Efferent Fibers:

Locomotion and Movement Class 11 Biology Chapter 17 Notes Movement and Locomotion in Living Beings Types of Movements: Locomotion: Purpose of Locomotion: Types of Movement in the Human Body Amoeboid Movement: Ciliary Movement: Muscular Movement: Coordination of Systems: Muscle: Structure and Mechanism of Contraction Introduction: Types of Muscles Structure and Mechanism of Skeletal Muscle: Structure

Excretory Products and their Elimination Class 11 Biology Chapter 16 Notes Excretory Structures in the Animal Kingdom A survey of the animal kingdom reveals a diverse range of excretory structures adapted to suit the specific needs of different organisms. In most invertebrates, these structures are relatively simple tubular forms, whereas vertebrates possess complex tubular organs

Body Fluids and Circulation Class 11 Biology Chapter 15 Notes Blood Blood is a unique connective tissue with a fluid matrix (plasma) and formed elements. 1. Plasma 2. Formed Elements in Blood Blood Groups 1. ABO Blood Grouping 2. Rh Grouping Coagulation of Blood Lymph (Tissue Fluid) Circulatory Pathways Human Circulatory System Cardiac Cycle Electrocardiograph