Class 12 Biology

• Chapter:1 – Reproduction
  • No lessons available for this chapter.
• Chapter:1 – Diversity of Living Organisms Change
  • What is living? in Diversity of Living Organisms Change
  • Biodiversity in Diversity of Living Organisms Change
  • Need for classification in Diversity of Living Organisms Change
  • Taxonomy & Systematics in Diversity of Living Organisms Change
  • Concept of species and taxonomical hierarchy in Diversity of Living Organisms Change
  • Binomial nomenclature in Diversity of Living Organisms Change
  • Five kingdom classifications: salient features and classification of Monera in Diversity of Living Organisms Change
  • Protista and Fungi into major groups in Diversity of Living Organisms Change
  • Lichensl Viruses and Viroids in Diversity of Living Organisms Change
  • salient features and classification of plants into major groups-Algae in Diversity of Living Organisms Change
  • Bryophytes, Pteridophytes in Diversity of Living Organisms Change
  • Gymnosperms (three to five salient and distinguishing features and at least two examples of each category) in Diversity of Living Organisms Change
• Chapter-2– Structural Organization in Plants & Animals Change
  • Morphology and modifications in Structural Organization in Plants & Animals Change
  • Tissues in Structural Organization in Plants & Animals Change
  • Anatomy and functions of different parts of flowering plants in Structural Organization in Plants & Animals Change
  • Root in Structural Organization in Plants & Animals Change
  • stem in Structural Organization in Plants & Animals Change
  • leaf in Structural Organization in Plants & Animals Change
  • inflorescence- cymose and racemose in Structural Organization in Plants & Animals Change
  • flower in Structural Organization in Plants & Animals Change
  • Animal tissues in Structural Organization in Plants & Animals Change
  • Morphology in Structural Organization in Plants & Animals Change
• Chapter:3 – Cell Structure and Function No Change
  • cell theory and cell as the basic unit of life in Cell Structure and Function No Change
  • Structure of prokaryotic and eukaryotic cell in Cell Structure and Function No Change
  • Plant cell and animal cell in Cell Structure and Function No Change
  • Cell envelope’ cell membrane in Cell Structure and Function No Change
  • cell wall in Cell Structure and Function No Change
  • Cell organelle structure and function in Cell Structure and Function No Change
  • Endomembrane system-endoplasmic reticulum’ Golgi bodies’ lysosomes in Cell Structure and Function No Change
  • vacuoles in Cell Structure and Function No Change
  • mitochondria in Cell Structure and Function No Change
  • ribosomes in Cell Structure and Function No Change
  • plastids in Cell Structure and Function No Change
  • microbodies in Cell Structure and Function No Change
  • Cytoskeleton in Cell Structure and Function No Change
  • cilia flag”lla centrioles (ultrastructure and function); Nucleus-nuclear membrane’ chromatin in Cell Structure and Function No Change
  • nucleolus. in Cell Structure and Function No Change
  • chemical constituents of living cells in Cell Structure and Function No Change
  • Biomolecules-structure and function of proteins in Cell Structure and Function No Change
  • carbohydrates in Cell Structure and Function No Change
  • lipids in Cell Structure and Function No Change
  • nucleic acids in Cell Structure and Function No Change
  • Enzymes-types in Cell Structure and Function No Change
  • properties in Cell Structure and Function No Change
  • enzyme action in Cell Structure and Function No Change
  • classification and nomenclature of enzymes in Cell Structure and Function No Change
  • B Cell division in Cell Structure and Function No Change
  • Cell cycle in Cell Structure and Function No Change
  • mitosis in Cell Structure and Function No Change
  • meiosis in Cell Structure and Function No Change
  • and their significance in Cell Structure and Function No Change
• Chapter:4 – Plant Physiology
  • Photosynthesis in Plant Physiology
  • Photosynthesis as a means of Autotrophic nutrition in Plant Physiology
  • Site of photosynthesis takes place in Plant Physiology
  • pigments involved in Photosynthesis (Elementary-.idea) in Plant Physiology
  • Photochemical and biosynthetic phases of photosynthesis in Plant Physiology
  • Cyclic and non-cyclic and photophosphorylation in Plant Physiology
  • chemiosmotic hypothesis in Plant Physiology
  • photorespiration c3 and c4 pathways in Plant Physiology
  • Factors affecting photosynthesis. in Plant Physiology
  • Respiration in Plant Physiology
  • Exchange gases in Plant Physiology
  • cellular respiration-glycolysis in Plant Physiology
  • fermentation (anaerobic) in Plant Physiology
  • TCA cycle and electron transport system (aerobic) in Plant Physiology
  • Energy relations- Number of ATP molecules generated in Plant Physiology
  • Amphibolic pathways in Plant Physiology
  • Respiratory quotient. in Plant Physiology
  • Plant growth and development: in Plant Physiology
  • Seed germination in Plant Physiology
  • phases of plant growth and plant growth rate in Plant Physiology
  • Conditions of growth in Plant Physiology
  • differentiation and redifferentiation in Plant Physiology
  • Sequence of developmental process in a plant cell in Plant Physiology
  • Growth regulators auxin in Plant Physiology
  • gibberellin in Plant Physiology
  • cy. cytokinin in Plant Physiology
  • ethylene in Plant Physiology
  • ABA in Plant Physiology
• Chapter:5– Human Physiology
  • Breathing and Respiration in Human Physiology
  • Respiratory organs in animals (recall only) in Human Physiology
  • Respiratory system in humans; Mechanism of breathing and its regulation in humans-Exchange of gases in Human Physiology
  • transport of gases and regulation of respiration Respiratory volumes in Human Physiology
  • Disorders related to respiration-Asthm4 Emphysema in Human Physiology
  • Occupational respiratory disorders. in Human Physiology
  • Body fluids and circulation in Human Physiology
  • composition of blood, blood groups in Human Physiology
  • coagulation of blood in Human Physiology
  • composition of lymph and its function in Human Physiology
  • Human circulatory system-structure of human heart and blood vessels in Human Physiology
  • cardiac cycle in Human Physiology
  • cardiac output in Human Physiology
  • ECG in Human Physiology
  • Double circulation in Human Physiology
  • Regulation of cardiac activity in Human Physiology
  • Disorders of circulatory system-Hypertension in Human Physiology
  • coronary artery disease in Human Physiology
  • Angina pectoris in Human Physiology
  • Heart failure. in Human Physiology
  • Excretory products and their elimination in Human Physiology
  • Modes of excretion- Ammonotelism in Human Physiology
  • ureotelism in Human Physiology
  • uricotelism in Human Physiology
  • Human excretory system structure and function in Human Physiology
  • Urine formation, osmoregulation in Human Physiology
  • Regulation of kidney function-Renin-angiotensin in Human Physiology
  • Atrial Natriuretic Factor’ ADH and Diabetes insipidus in Human Physiology
  • Role of other organs in excretion in Human Physiology
  • Disorders; Uraemia in Human Physiology
  • Renal failure in Human Physiology
  • Renal calculi in Human Physiology
  • Nephritis in Human Physiology
  • Diarlsis and artificial kidney in Human Physiology
  • Locomotion and Movement in Human Physiology
  • Types of movement- ciliary in Human Physiology
  • flagellar in Human Physiology
  • muscular in Human Physiology
  • Skeletal muscle- contractile proteins and muscle contraction in Human Physiology
  • Skeletal system and its functions (To be dealt with in the relevant practical of practical syllabus) in Human Physiology
  • Joints in Human Physiology
  • Disorders of muscular and skeletal system-Myasthenia gravis in Human Physiology
  • Tetany in Human Physiology
  • Muscular dystrophy in Human Physiology
  • Arthritis in Human Physiology
  • Osteoporosis in Human Physiology
  • Gout. in Human Physiology
  • Neural control and coordination in Human Physiology
  • Neuron and nerves in Human Physiology
  • Nervous system in human central nervous system in Human Physiology
  • peripheral nervous system in Human Physiology
  • and visceral nervous system in Human Physiology
  • Generation and conduction of nerve impulses in Human Physiology
  • chemical coordination and regulation in Human Physiology
  • Endocrine glands and hormones in Human Physiology
  • Human endocrine system-Hypothalamus in Human Physiology
  • pituitary in Human Physiology
  • pineal in Human Physiology
  • Thyroid in Human Physiology
  • parathyroid in Human Physiology
  • Adrenal in Human Physiology
  • Pancreas in Human Physiology
  • Gonads in Human Physiology
  • Mechanism of hormone action (Elementary idea) in Human Physiology
  • Role of hormones as messengers and regulators in Human Physiology