CISCE Syllabus For Class 11 Biology (Theory): Knowing the Syllabus is very important for the students of Class 11. Shaalaa has also provided a list of topics that every student needs to understand.
The CISCE Class 11 Biology (Theory) syllabus for the academic year 2023-2024 is based on the Board's guidelines. Students should read the Class 11 Biology (Theory) Syllabus to learn about the subject's subjects and subtopics.
Students will discover the unit names, chapters under each unit, and subtopics under each chapter in the CISCE Class 11 Biology (Theory) Syllabus pdf 2023-2024. They will also receive a complete practical syllabus for Class 11 Biology (Theory) in addition to this.
CISCE Class 11 Biology (Theory) Revised Syllabus
CISCE Class 11 Biology (Theory) and their Unit wise marks distribution
CISCE Class 11 Biology (Theory) Course Structure 2023-2024 With Marking Scheme
Syllabus
CISCE Class 11 Biology (Theory) Syllabus for Diversity of Living Organisms
- What is ‘Living’?
- What is ‘Living’?
- Characteristics of living organisms
- Growth
- Reproduction
- Cellular structure
- Response to stimuli (Consciousness)
- Homeostasis
- Metabolism
- Difference between anabolism and catabolism
- Diversity in the Living World
- Diversity in the Living World
- Biodiversity
- Types of Biodiversity
- Genetic Biodiversity
- Species Biodiversity
- Ecological Biodiversity
- Taxonomic Hierarchy of Living Organisms: Unit of Classification
- Taxonomic Hierarchy of Living Organisms
- Species
- Genus
- Family
- Order
- Class
- Phylum
- Kingdom
- Three Domains of Life
- Three Domains of life
- Domain Archaea
- Domain Bacteria
- Domain Eukarya (Eukaryotes)
- Taxonomical Aids
- Taxonomical Aids
- Usage of Taxonomical Aids
- Herbarium
- Botanical Gardens
- Biological museums
- Zoological Parks
- Key
- Molecular taxonomy
- Automated species identification tools
What is living? Biodiversity; Need for classification; three domains of life; taxonomy and systematics; concept of species and taxonomical hierarchy; binomial nomenclature; tools for study of taxonomy-museums, zoological parks, herbaria, botanicalgardens
- Characteristics of living organisms. Biodiversity (definition only). Need for classification should be discussed. Three domains of life – distinguishing features of (archaea, bacteria, eukarya), - a brief idea of the role of different types of archaebacteria (methanogens, halophiles and thermoacidophiles in their extreme environments, mycoplasma – three distinctive features).
- Definition and explanation of the terms taxonomy and systematics. Concept of species. Major taxonomical hierarchies (phylum, class, order, family, genus, species): definition and examples with reference to classification of man, house fly, mango and wheat.
- Rules of binomial nomenclature and advantages of using scientific names. Aids for study of taxonomy –– a very brief idea of museum and herbaria, zoological parks and botanical gardens. Definition of taxonomical keys
- Three systems of classification – artificial, natural and phylogenetic
- Introduction of Biological Classification
- Five Kingdom Classification
- Five kingdom classification
- Merits of five kingdom classification
- Demerits of five kingdom classification
- Kingdom Monera
- Kingdom Monera
- Bacteria
- Characteristic features of Kingdom Monera
- Structure of a bacterium cell
- Kingdom Animalia
- Kingdom Animalia
- Characteristics of Kingdom Animalia
- Viruses, Viroids, Prions and Lichens
- Biological Classification (Problems)
Five kingdom classification; salient features and classification of Monera, Protista, Fungi, Plantae and Animalia. Lichens, Viruses and Viroids.
- Five-kingdom system of classification and characteristics of different kingdoms with examples.
- Kingdom Monera Bacteria - classification of bacteria according to shape, nutrition and mode of respiration; types of reproduction – definition of fission, conjugation, transduction and transformation (details not required). Economic importance with reference to role of bacteria in sewage treatment, antibiotics, energy production and house hold products (curd and cheese only)
- Kingdom Protista – only two general characteristics and two examples of subgroups:
- Chrysophytes
- Dinoflagellates
- Euglenoids
- Slime moulds
- Protozoans (to be studied under rhizopods, flagellates, ciliates and sporozoans with two characteristics including modes of locomotion and two examples of each).
4. Kingdom Fungi: general characteristics and mode of reproduction of each (including types of spores and sexual reproduction – definition of isogamy, anisogamy, oogamy, plasmogamy, karyogamy and dikaryophase). Zygomycetes, Ascomycetes, Basidiomycetes, Deuteromycetes - characteristics with examples. Role of fungi in the field of medicine, bakery and environmental decomposition. Definition of lichens and mycorrhiza (ecto and endo).
Life cycles not required
5. Virus (characteristic features – link between living and non-living, structure of TMV and bacteriophage and contribution of the following scientists: D.J. Ivanowsky, M.W. Beijerinck, W.M. Stanley) and Viroid (definition only)
- Introduction of Plant Kingdom
- natural classification systems, phylogenetic classification systems
- Classification System - Artificial and Natural
- Phylogenetic Classification System
- Sub Classification of Plantae
- Concept of Algae
- characteristics (morphology, common name, major pigments, stored food, composition of cell wall, flagellar number and position of insertion, habitat, mode of sexual reproduction – isogamous, anisogamous and oogamous) and examples of Chlorophyceae, Phaeophyceae, Rhodophyceae; Economic importance of algae
- zoospores, isogamous, anisogamous, oogamous, algin, carrageen,The algae are divided into three main classes: Chlorophyceae, Phaeophyceae and Rhodophyceae
- Chlorophyceae - green algae
- Phaeophyceae - brown algae
- Rhodophyceae - red algae
- Bryophytes: Amphibians of Plant Kingdom
- Bryophytes: Amphibians of Plant Kingdom
- Characteristic of Bryophytes
- Classification of Bryophytes - Liverworts and Mosses
- Pteridophytes: Seedless Vascular Cryptogams
- Pteridophytes: Seedless Vascular Cryptogams
- Characteristic of Pteridophytes
- Phanerogams: Flowering Plants
- Phanerogams
- Types of Phanerogams
- Gymnosperm
- Angiosperms
- Comparison of Gymnosperm with Angiosperms
- Gymnosperms: Naked Seed Producing Plants
- Gymnosperms: Naked seed-producing Plants
- Characteristic of Gymnosperms
- Angiosperms
- Angiosperms
- Characteristics of Angiosperms
- Classification of Angiosperms - Dicotyledons and Monocotyledons
- Kingdom Plantae
- Life Cycle Patterns in Plants
- Life Cycle Patterns in Plants
- Alternation of Generation
- Haplontic Life Cycle
- Diplontic Life Cycle
- Haplodiplontic Life Cycle
- Life Cycle Patterns in Plants
- Algae - characteristics (morphology, common name, major pigments, stored food, composition of cell wall, flagellar number and position of insertion, habitat, mode of sexual reproduction – isogamous, anisogamous and oogamous) and examples of Chlorophyceae, Phaeophyceae, Rhodophyceae; Economic importance of algae – any five
- Bryophyta – general characteristics, distinctive features of liverworts and mosses; graphic outline of life cycle of Funaria with reference to alternation of generations. Economic importance of bryophytes
- Pteridophyta: characteristics; classification into classes: psilopsida (Psilotum), lycopsida (Selaginella, Lycopodium), sphenopsida (Equisetum) and pteropsida (Dryopteris, Pteris and Adiantum). Graphic outline of life cycle of a typical pteridophyte (fern). Definition of homospory and heterospory with relevant examples. Economic importance.
- Gymnosperms: general characteristics and graphic outline of life cycle of a typical gymnosperm (Pinus). Economic importance.
- Angiosperms – general characteristics and classification into monocots and dicots; Graphic outline of life cycle of a typical angiosperm.
- Comparison of life cycle patterns of different plant groups (haplontic, diplontic and haplo-diplontic)
- Kingdom Animalia
- Kingdom Animalia
- Characteristics of Kingdom Animalia
- Animal Construction
Animal construction :- body plan (cell aggregate plan, blind-sac plan and tube-within-tube plan), symmetry (spherical, radial and bilateral symmetry), coelom development (diploblastic and triploblastic organisation in animals, acoelomate, pseudocoelomate, coelomate and haemocoelomate), segmentation
- Invertebrata and Vertebrata
- Phylum: Chordata
- Chordata
- Sub phylum - Urochordata
- Sub phylum - Cephalochordata
- Subphylum Prochordata
- Subphylum Vertebrata
- Phylum: Chordata
- Animal Kingdom (Questions)
Animal construction - body plan (cell aggregate plan, blind-sac plan and tube-within-tube plan), symmetry (spherical, radial and bilateral symmetry), coelom development (diploblastic and triploblastic organisation in animals, acoelomate, pseudocoelomate, coelomate and haemocoelomate), segmentation
- Non-chordata - five distinguishing characters with two examples of Porifera, Cnidaria, Ctenophora, Platyhelminthes, Nematoda (Aschelminthes), Annelida, Mollusca, Arthropoda, Echinodermata, Hemichordata
- Chordata – sub-classification of Chordata with reference to notochord - sub phyla Urochordata, Cephalochordata. Vertebrata (classes – cyclostomata, chondrichthyes, osteichthyes, amphibia, reptilia, aves and mammalia) – three distinguishing characters with two examples of each).
CISCE Class 11 Biology (Theory) Syllabus for Structural Organisation in Animals and Plants
- Morphology and Modifications of Root, Stem, Leaf
- Types of Roots (Tap, Fibrous, Adventitious), Regions
- Modifications of Roots for Storage, Respiration (Pneumatophores) and Support (Stilt and Prop)
- Stems
features (nodes internodes, buds)
- Shoot System
- The steam
- Characteristic features of the stem
- Functions of the stem
(i) Primary functions
(ii) Secondary functions - Buds
- Types of Stem - Excurrent, Decurrent, Caudex, and Culm
- Modification of Stem
1) Aerial modification of stem
2) Subaerial stem modifications
3) Underground stem modifications
4) Stem Branching
- Leaves
parts of a simple leaf, venation
- Types of Leaves (Simple and Compound – Pinnate and Palmate)
- Phyllotaxy – Alternate, Opposite, Whorled (With an Example of Each)
- Modifications for Mechanical Support, Protection, Storage, Reproduction; Insectivorous Plant (Pitcher Plant, Venus-fly-trap
- Morphology of Flower, Fruit and Seed
- Types of Inflorescence (Racemose and Cymose)
- Structure of a Typical Flower
Structure of a typical flower, bracteates/ebracteate, [symmetry (actinomorphic, zygomorphic), trimerous/tetramerous/pentamerous complete/ incomplete, non-essential whorls (calyx: gamosepalous, polysepalous, corolla: gamopetalous, polysepalous, perianth), essential whorls (androecium: cohesion - syngenesious, synandrous, monadelphous, diadelphous, polyadelphous; adhesion – epipetalous, epiphyllous; number of lobes – monothecous, dithecous; Gynoecium: position of ovary – epigynous, hypogynous, perigynous, cohesion – apocarpous, syncarpous, number of locules – unilocular, bilocular, multilocular]
- Fruits to Be Classified into True and False, Structure of a Typical Fruit (Mango and Coconut)
- Classification and Structure of Seeds
- Non-Albuminous and Albuminous, Perisperm
- Description of Families – Solanaceae, Fabaceae and Liliaceae
Morphology and modifications of root, stem, leaf
- Types of roots (tap, fibrous, adventitious), regions, modifications of roots for storage, respiration (pneumatophores) and support (stilt and prop).
- Stems – features (nodes internodes, buds), modifications – underground, aerial and sub-aerial.
- Leaves - parts of a simple leaf, venation, types of leaves (simple and compound – pinnate and palmate), phyllotaxy – alternate, opposite, whorled (with an example of each).
- Modifications for mechanical support, protection, storage, reproduction; insectivorous plant (pitcher plant, Venus-fly-trap
Morphology of flower, fruit and seed
- Structure of a typical flower, types of inflorescence (racemose and cymose).
- Structure of a typical flower, bracteates/ebracteate, [symmetry (actinomorphic, zygomorphic), trimerous/tetramerous/pentamerous complete/ incomplete, non-essential whorls (calyx: gamosepalous, polysepalous, corolla: gamopetalous, polysepalous, perianth), essential whorls (androecium: cohesion - syngenesious, synandrous, monadelphous, diadelphous, polyadelphous; adhesion – epipetalous, epiphyllous; number of lobes – monothecous, dithecous; Gynoecium: position of ovary – epigynous, hypogynous, perigynous, cohesion – apocarpous, syncarpous, number of locules – unilocular, bilocular, multilocular], types of inflorescence (racemose and cymose – definition and differences; subtypes not required).
- Fruits to be classified into true and false, structure of a typical fruit (mango and coconut).
- Seeds – structure of dicot (bean) and monocot (maize), non-albuminous and albuminous, perisperm.
- Description of families – Solanaceae, Fabaceae and Liliaceae
- Plant Tissues
- Meristems or Meristematic Tissues
- Classification of Meristem
- Primordial meristem or promeristem
- Apical meristems
- Intercalary meristematic
- Lateral meristem
- Function of Meristem
- Meristems or Meristematic Tissues
- Tissue System
- Epidermal Tissue System
- Introduction
- Leaf Epidermis
- Subsidiary Cells
- Epidermal Outgrowths
- Prickles
- Epidermal Tissue System
- Internal Structure of Root, Stem, and Leaf
- Secondary Growth in Dicot Stem and Dicot Root (With the Help of Outline Diagrams)
- Formation of Annual Rings
- Activity of the Cambium and Cork Cambium
- Formation of Secondary Tissues
- Differences Between Heart Wood and Sap Wood
- Early Wood and Late Wood
- Definition of Bark
(a) Plant Tissues :- types of plant tissues: Meristematic tissues: classification of meristematic tissue. Permanent Tissues: structure and function of simple tissues (parenchyma, collenchyma and sclerenchyma) and complex tissues (xylem and phloem), tissue system. Internal structure of root, stem, and leaf.
- Characteristics of meristematic tissue; classification of meristems based on origin and location; structure, function and location of permanent tissues; simple and complex tissues; epidermal, ground and vascular tissue systems.
Cellular diagrams of T.S. of roots and stem and V.S. of monocot and dicot leaves are required.
(b) Secondary growth in dicot stem and dicot root
- Basic idea of how secondary growth takes place in dicot stems and roots (with the help of outline diagrams) and formation of annual rings. Activity of the cambium and cork cambium, formation of secondary tissues, differences between heart wood and sap wood, early wood and late wood. Definition of bark.
- Introduction of Structural Organisation in Animals
- Animal Tissues
- Epithelial Tissue
- Epithelial Tissue
- Location and Structure
- Types of Epithelial Tissue
- Simple epithelium Tissue
1. Squamous epithelial tissue
2. Cuboidal epithelial tissue
3. Columnar epithelium
4. Ciliated epithelium
5. Glandular epithelium
6. Sensory epithelial tissue
7. Germinal epithelial tissue - Compound epithelial tissue
a. Stratified epithelium
b. Transitional epithelium
- Cell junctions
Types of Cell junction
- Tight junctions (TJs)
- Hemidesmosomes (HDs)
- Gap Junctions (GJs)
- Adherens Junctions (AJs)
- Desmosomes (Ds)
- Connective Tissue
- Connective Tissue
- Types of connective tissue
- Loose connective tissue
1) Areolar tissue
2) Adipose tissue - Dense connective tissue
1) Dense regular connective tissues
2) Dense irregular connective tissues - Specialised (supporting) connective tissue
1) Cartilage
a) Hyaline cartilage
b) Elastic cartilage
c) Fibrocartilage
d) Calcified cartilage
2) Bone
3) Blood - Fluid Connective tissue (Vascular)
- Muscular Tissue
- Muscle Tissue
- Types of muscles
1) Skeletal muscles
2) Smooth or Non-striated muscles,
3) Cardiac Muscles
- Epithelial Tissue
- Neural Tissue
- Nervous Tissue
- Based on their functions, Neurons are classified into three types - Afferent Neuron, Efferent Neuron, Interneuron or association neuron
- Based on the number of processes given out from cyton, neurons are classified into three types - Unipolar/Monopolar Neuron, Bipolar Neuron, Multipolar Neuron
- Cockroach - Periplaneta Americana
- Anatomy of Cockroach
- Anatomy and functions of different systems of cockroach
- Digestive system
- Respiratory system
- Circulatory system
- Nervous system
- Excretory system
- Reproductive system
- Anatomy of Cockroach
- Location, Structure and Functions of Epithelial Tissues with Examples
- Types of Junctions
(tight, adhering and gap junctions)
- Location and General Structure of Areolar Tissue
- Difference Between Bone and Cartilage
- T.S. of Hyaline Cartilage and Bone
(to be taught with the help of diagrams)
- Different Types of Muscles and Their Functions
Animal tissues
- Epithelial, connective, muscular and nervous tissues to be taught with the help of diagrams.
- Location, structure and functions of epithelial tissues with examples, types of junctions (tight, adhering and gap junctions) location and general structure of areolar tissue - functions of different types of cells; difference between bone and cartilage; T.S. of hyaline cartilage, T.S of bone, (to be taught with the help of diagrams); different types of muscles and their functions; structure of a neuron (types – unipolar, bipolar, multipolar, myelinated, non-myelinated). Neuroglial cells.
Cockroach
- Morphology, anatomy and functions of different systems (digestive, circulatory, respiratory, nervous and reproductive) of an insect (cockroach) - a brief account only
CISCE Class 11 Biology (Theory) Syllabus for Cell: Structure and Function
- Cell Theory
- Cell theory and cell as the basic unit of life
- Exception to Cell Theory
- Protoplasm Theory
- Cell sizes and shapes
- Structure of Prokaryotic and Eukaryotic Cells
- Plant Cell and Animal Cell
- Structure and Functions of Cell Envelope, Cell Membrane, Cell Wall, Cell Organelles
- Eukaryotic Cells
- Endomembrane System
- The Endoplasmic Reticulum (ER)
- Golgi apparatus
- Lysosomes
- Vacuoles
- Mitochondria
- Structure of mitochondrion (Longitudinal section)
- Nucleus
- Chromosomes
- Endomembrane System
Cell theory and cell as the basic unit of life: Structure of prokaryotic and eukaryotic cells; Plant cell and animal cell; cell envelope; cell membrane, cell wall (including definition of plasmodesmata); cell organelles – ultrastructure and function; endomembrane system (endoplasmic reticulum, Golgi bodies, lysosomes, vacuoles), mitochondria, ribosomes, plastids, microbodies; cytoskeleton, cilia, flagella, centrioles; nucleus, nuclear membrane, chromatin, nucleolus.
- Historical aspects, cell theory, size and shape of cells; general structure of prokaryotic cell; differences between gram +ve and gram –ve bacteria.
- General structure of eukaryotic cell, ultra- structure and function of cell wall, cell membrane (description of fluid mosaic model; functions of the plasma membrane: active and passive transport, brief explanation of facilitated diffusion (uniport, symport and antiport) with one example.
- Mitochondria, nucleus (structure and types of chromosomes on the basis of the position of centromere, satellite), types of plastids, endomembrane system (endoplasmic reticulum, Golgi complex, lysosomes and vacuoles), ribosomes, microbodies, cytoskeleton, cilia, flagella and centrioles; difference between prokaryotic cell and eukaryotic cell, plant and animal cell, microfilaments and microtubules, flagella and cilia
- Structure of Proteins
Structure and Function of Proteins
amino acids – (structure: glycine, alanine, serine)
amino acids as zwitter-ion
examples of acidic, basic, neutral, sulphur containing amino acids
essential and nonessential amino acids
levels of protein structure (primary, secondary, tertiary and quaternary)
functions of proteins
- Carbohydrates
- Carbohydrates
- Classification of carbohydrates
- Structure and Function of Lipids
classification, structure and functions of fats and oils
- Biomolecules in the Cell
- Nucleic Acids
- Nucleotides
- Structure of DNA
- Ribonucleic Acid (RNA)
- DNA double helix
- Types of RNA molecules
- Biological functions of nucleic acids
- Nucleic Acids
- Factors Affecting Enzyme Activity
Proteins, carbohydrates, lipids, nucleic acids, enzymes.
- Carbohydrates: general classification and functions of: monosaccharides (glucose, ribose and deoxyribose), disaccharides (maltose, lactose and sucrose), polysaccharides (glycogen, starch, cellulose, inulin, and chitin).
- Proteins: amino acids – (structure: glycine, alanine, serine); amino acids as zwitter-ion; examples of acidic, basic, neutral, sulphur containing amino acids; essential and nonessential amino acids; levels of protein structure (primary, secondary, tertiary and quaternary); functions of proteins.
- Lipids: classification, structure and functions of fats and oils.
- Nucleotides and Nucleic acids: structure and function of DNA. Differences between DNA and RNA.
- Enzymes: general properties, nomenclature and classification of enzymes according to type of reactions, co-factors (prosthetic groups, coenzymes and metal ions. Factors affecting enzyme activity - temperature, pH, substrate concentration. Competitive inhibitors
- Introduction of Cell Division
- Amitosis (Direct Cell Division)
- Mitosis
- Closed and Open Mitosis
- Cytokinesis
- Significance of Mitosis
- Meiosis
- Meiosis I-Reduction Division
- Significance of Meiosis
- Significance of Mitosis
- Significance of Meiosis
- Cell cycle, mitosis, meiosis and their significance
- Different stages with diagrams. Significance of mitosis and meiosis
CISCE Class 11 Biology (Theory) Syllabus for Plant Physiology
- Introduction of Transport in Plants
- Movement of Water, Gases and Nutrients
- Cell to Cell Transport
- Passive Transport
- Characteristics of diffusion
- Significance of diffusion in Plants
- Channel Protein
- Carrier Protein
- Active Transport
- Means of Transport in Plants
- Facilitated Diffusion
- Passive symports and antiports
- Active Transport
- Active absorption
- Types of Active absorption:
- Osmotic absorption
- Non-osmotic absorption
- Turgidity and Flaccidity (Plasmolysis)
- Turgidity
- Plasmolysis
- Flaccidity
- Uses of Turgidity of plants
- Facilitated Diffusion
- Plant-water Relations
- Water Potential (ψ)
- Chemical potential
- Water Potential (ψ)
- Factors affecting water absorption
- Introduction of Long Distance Transport of Water
- Uptake and Transport of Mineral Nutrients
- Opening and Closing of Stomata
- Diffusion of Gases
- Transport in Plants (Numericals)
Movement of water, gases and nutrients; cell to cell transport, diffusion, facilitated diffusion, active transport; plant-water relations, imbibition, water potential, osmosis, plasmolysis; long distance transport of water - absorption, apoplast, symplast, transpiration pull, root pressure and guttation; transpiration, opening and closing of stomata; uptake and translocation of mineral nutrients - transport of food - phloem transport, mass flow hypothesis; diffusion of gases.
- Definition of imbibition; factors affecting imbibition; importance of imbibition, characteristics and significance of diffusion; osmosis - endosmosis and exosmosis; significance of osmosis and turgidity - osmotic pressure, turgor pressure, wall pressure; definition of turgidity, plasmolysis, deplasmolysis, importance of water; active and passive absorption of water; apoplastic and symplastic movements, definition of water potential and its components viz. solute, matrix and pressure potential (numerical problems based on this concept are not required).
- Root pressure – definition and experiment to demonstrate it. Explanation and definition of transpiration, significance of transpiration. Stomatal mechanism – starch sugar inter conversion and K+ -ion mechanism. Mechanism of ascent of sap by cohesion – tension and transpiration pull theory. Guttation – definition, differences between transpiration and guttation. Function of stomata, lenticel and hydathode. Mineral uptake by active and passive transport.
- Transport of solutes; evidences which indicate that downward movement of organic solutes takes place in phloem; girdling and tracer techniques, mechanism of translocation; mass flow hypothesis.
- Introduction of Mineral Nutrition
- Elementary Idea of Hydroponics
- Essential Mineral Elements
- Macro and Micro Nutrients and Their Role
- Nitrogen,Phosphorus,Potassium,Calcium,Magnesium,Sulphur,Iron, Manganese, Zinc, Copper, Boron, Molybdenum, Chlorine
- Macro and Micro Nutrients and Their Role
- Nitrogen Metabolism
- Biogeochemical Cycle
- Nitrogen Cycle
- Nitrogen fixation
- Nitrogen assimilation
- Ammonification
- Nitrification
- Denitrification
- Human impacts on the nitrogen cycle
- Nitrogen Cycle
- Nitrogen to Ammonia Conversion and Nitrogenase
Essential minerals, macro- and micronutrients and their role; deficiency symptoms; mineral toxicity; elementary idea of hydroponics nitrogen metabolism, nitrogen cycle, biological nitrogen fixation.
- Criteria for essentiality of minerals, hydroponics, macro and micronutrients; role and deficiency symptoms (hunger signs) of various elements. Mineral toxicity
- Root nodule formation, biological nitrogen fixation, non-symbiotic nitrogen fixation and symbiotic nitrogen fixation (such as Rhizobium and Azospirillum). Role of cyanobacteria such as Azolla, Anabaena, Nostoc; importance of nitrogenase complex and leghaemoglobin pigment. Nitrogen cycle (graphic outline).
- Early Experiments on Photosynthesis
- Priestley's experiment
- Photosynthesis Reaction
- Electron Transport - Cyclic and Non-cyclic Photo-phosphorylation
- Photophosphorylation
- Non-cyclic photophosphorylation
- Cyclic Photophosphorylation
- Pigments Are Involved in Photosynthesis
- difference between chlorophyll ‘a’&‘b’, carotenoids and xanthophyll
- Pigments Involved in Photosynthesis (Elementary Idea)
- Photochemical and Biosynthetic Phases of Photosynthesis
C3 and C4 pathways
- Photosynthesis as a Mean of Autotrophic Nutrition
- Site of Photosynthesis
- Photorespiration
- Light-independent Reactions
- Factors Affecting Photosynthesis
- Blackman - Law of limiting factors
- Factors affecting photosynthesis
- External Factors:
1) Availability of sunlight
2) Temperature
3) Water
4) Humidity
5) CO2 Concentration [atmospheric]
6) O2 availability - Internal Factors:
1) Number of leaves
2) Size of leaves
3) Leaf age
4) Orientation of leaves
5) Mesophyll cells and chloroplasts
6) Internal CO2 concentration
7) Anatomy of leaf
Photosynthesis as a mean of autotrophic nutrition; site of photosynthesis, pigments involved in photosynthesis (elementary idea); photochemical and biosynthetic phases of photosynthesis; cyclic and non-cyclic photophosphorylation; chemiosmotic hypothesis; photorespiration; C3 and C4 pathways; factors affecting photosynthesis.
- Contributions of Priestley, Sachs, Engelmann, van Neil; differences between absorption and action spectra
- Brief idea of photosynthetic pigments (difference between chlorophyll ‘a’&‘b’, carotenoids and xanthophyll), photochemical phase - pigment systems, cyclic and non- cyclic photophosphorylation, chemiosmotic hypothesis; biosynthetic phase - C3 and C4 cycles – graphic representation in correct sequence (carboxylation, glycolytic reversal and regeneration of pentose); Differences between C3 and C4 plants, C3 and C4 cycles, Photosystems I and II, Photorespiration pathway in brief - explanation of how RuBP carboxylase acts as RuBP oxygenase. Kranz anatomy. Blackman’s Law of limiting factors, factors affecting photosynthesis.
- Respiration in Plant
- Do plants breathe?
- The process of respiration in plants
- Respiration in roots
- Respiration in stems
- Respiration in leaves
- Types of respiration
- Aerobic Respiration
- Anaerobic Respiration
- Phases of Respiration: Glycolysis
- Glycolysis
- Glycolysis Pathway
- Exchange of Gases - in Plants
- Oxidation of Pyruvate
- Types of Respiration: Aerobic and Anaerobic Respiration
- Cellular respiration
- Types of cellular respiration
- Aerobic Respiration
- Anaerobic Respiration
- Aerobic respiration in plant/animal
- Anaerobic respiration in plant/animal
- Differences in anaerobic respiration in plants and animals
- Phases of Respiration: Tricarboxylic Acid Cycle (Citric Acid Cycle Or Kreb’s Cycle)
- TCA Cycle (Tricarboxylic Acid Cycle)
- Steps of TCA Cycle
- Energy Relations - Number of ATP Molecules Generated
- Phases of Respiration: Fermentation
- Fermentation
- Process of Fermentation
- Types of Fermentation
- Lactic Acid Fermentation
- Alcohol Fermentation
- Acetic acid Fermentation
- Butyric acid Fermentation
- Advantages of Fermentation
- Respiratory Quotient (R.Q.)
- Amphibolic Pathways
Exchange of gases; cellular respiration - glycolysis, fermentation (anaerobic), TCA cycle and electron transport system (aerobic); energy relations - number of ATP molecules generated; amphibolic pathways; respiratory quotient.
- Types of respiration; mechanism of respiration: glycolysis, oxidation of pyruvate, Krebs’ cycle, ETS (only flowchart). Oxidative phosphorylation – definition; Brief idea of fermentation and Amphibolic pathway. Definition of respiratory quotient and RQ values of carbohydrates, proteins and fats.
- Introduction of Plant Growth and Development
- Plant Growth Generally is Indeterminate
- Characteristics of Growth in plants:
1) Indeterminate or continuous growth
2) Localised growth
- Characteristics of Growth in plants:
- Phases of Plant Growth
- Phases of Plant Growth
- Phase of cell division/ formation (Meristematic Phase)
- Phase of cell enlargement/ elongation (Elongation Phase)
- Phase of Cell maturation/ differentiation (Maturation Phase)
- Differentiation, Dedifferentiation and Redifferentiation
- Plant Growth Regulators
- Characteristics of Growth Regulators
- Kinetics of growth
- Characteristics of Growth Regulators
- Photoperiodism
- Photoperiodism
- Short Day Plants (SDP)
- Long Day Plants (LDP)
- Day Neutral Plants (DNP)
- Phytochrome
- Seed Germination
- Conditions for Plant Growth
- Conditions for growth
- External conditions
a) Nutrients
b) Water
c) Oxygen
d) Optimum temperature
e) Light and Gravity
f) Seasonal conditions - Internal conditions
- Concept of Development
- Sequence of Developmental Processes in a Plant Cell
- Seed Dormancy
- Speed dormancy
- Factors causing dormancy
- Measures to overcome dormancy
- Vernalisation
- Vernalisation
- Kinds of varieties
1) Spring variety
2) Winter variety
Seed germination; phases of plant growth; conditions of growth; differentiation, dedifferentiation and redifferentiation; sequence of developmental processes in a plant cell; growth regulators - auxin, gibberellin, cytokinin, ethylene, ABA; seed dormancy; vernalisation; photoperiodism.
- A brief idea about differentiation, dedifferentiation and redifferentiation. Phases of growth in meristems, growth rate – definition; measurement of growth by direct method and use of auxanometer, factors affecting growth.
- Discovery and physiological role of growth regulators in plants (such as auxins, gibberellins, cytokinins, ethylene and abscisic acid –four effects of each); application of growth regulators, Definition of dormancy and quiescence; causes and methods of breaking seed dormancy.
- Photomorphogenesis in plants
- A brief idea of short day, long day and day neutral plants; critical day length, definition and differences between photoperiodism and vernalisation.
CISCE Class 11 Biology (Theory) Syllabus for Human Physiology
- Alimentary Canal
- Alimentary canal
- The human alimentary canal consists following parts:
- Buccal (oral) cavity
a) Mouth
b) Teeth - thecodont, Diphyodont, enamel, Types of Teeth: Incisors, Canines, Premolars, Molars, Dental Formula → Arrangement of teeth in each half of the upper and lower jaw
c) Tongue - Pharynx
- Oesophagus (food pipe)
- Stomach: Cardiac region, Fundic region, Body (Main central region), Pyloric region.
- Small Intestine: Duodenum, Jejunum, IIleum
- Large Intestine: Caccum, Colon, Rectum, Anal canal
- Anus: Wall of Alimentary canal
i) Serosa
ii) Muscularis
iii) Submucosa
iv) Mucosa
- Role of Digestive Enzymes and Gastrointestinal Hormones
- In Buccal Cavity: Constituents of saliva, Salivary amylase, Lysozyme
- In Stomach:
a) Gastric glands: Chief/ peptic (zymogen cells), Oxyntic/ parietal cells, Mucus neck cells, Gastric Juice, gastric secretion - In Small Intestine: Intestinal juice (Succus entericus)
a) Role of bite in fat digestion
b) Role of Pancreatic Juice
⇒ In carbohydrate digestion
⇒ In protein digestion
⇒ In fat digestion
⇒ In Nucleic acid digestion
c) Role of intestinal juice indigestion
⇒ In carbohydrate digestion
⇒ In protein digestion
⇒ In fat digestion
⇒ In Nucleic acid digestion - Large Intestine
⇒ Neural and hormonal control on digestion process
- Peristalsis, Digestion, Absorption and Assimilation of Proteins, Carbohydrates and Fats
- Absorption
- It is carried out by various processes:
- Passive Absorption
⇒ Process
a) Simple diffusion
b) Osmosis
c) Facilitated transport - Active absorption
- Absorption of fatty acids and glycerol
- Absorption in different parts of the alimentary canal
- Assimilation
- Calorific Values of Proteins
- Calorific Values of Carbohydrates
- Calorific Values of Fats
- Egestion of Food
- Nutritional and Digestive Tract Disorders
- Disorders of the digestive system
- Inflammation of the intestinal tract
- Jaundice
- Vomiting
- Diarrhoea
- Constipation
- Indigestion
- PEM (Protein-energy malnutrition)
- Kwashiorkar
- Marasmus
Alimentary canal and digestive glands, role of digestive enzymes; peristalsis, digestion, absorption and assimilation of proteins, carbohydrates and fats; calorific values of proteins, carbohydrates and fats; egestion; nutritional and digestive disorders.
- Calorific value of carbohydrates, proteins and fats per gram; Structure and functions of the digestive organs and their associated glands, types of dentition (thecodont, heterodont, diphyodont) and dental formula of human; diagram of the digestive system with correct position of the organs and the associated glands
- diagrammatic representation of T.S. of gut showing the four layers - histology of individual organs not required; physiology of digestion and absorption of food; assimilation of digested food; disorders of the digestive system – Protein Energy Malnutrition ( PEM), indigestion, constipation, vomiting, jaundice,diarrhoea.
- Introduction of Breating and Exchange of Gases
- Respiratory Organs
- Respiratory Organs in Animals
- gills, lungs
- Human Respiratory System
- Conducting Part:
- Nose
- Nasal cavity
- Pharynx
- Larynx
- Trachea
- Bronchi
- Bronchioles
- Terminal bronchioles
- Respiratory Part
- External Nostrils
- Nasal Chamber
- Pharynx
- Larynx
- Trachea
- Lungs: Bronchi and Alveoli
- Stages of respiration in human being involve
- Breathing – Respiratory Cycle
- Inspiration (Inhalation)
- Expiration (Exhalation)
- Exchange of gases in the Alveoli
- Difference between inhalation and exhalation
- Differences between breathing and respiration
- Model to show mechanism of breathing
- Control of breathing movements
- Respiratory Volumes and Capacities
- Tidal Volume (TV)
- Inspiratory Reserve Volume (IRV)
- Expiratory Reserve Volume (ERV)
- Residual Volume (RV)
- Inspiratory Capacity (IC)
- Expiratory Capacity (EC)
- Functional Residual Capacity (FRC)
- Vital Capacity (VC)
- Total Lung Capacity (TLC)
- Exchange of Gases
- Exchange of Gases - in Humans
- Transport of Gases - Transport of Oxygen
- Disorders of Respiratory System
- Disorders of the respiratory system
1) Asthma
2) Emphysema
3) Occupational respiratory disorders
- Disorders of the respiratory system
- Regulation of Respiration
- Neural control
1) Respiratory rhythm centre
2) Pneumotaxic centre - Chemical Control
1) Chemosensitive Area
2) Chemoreceptors
- Neural control
Respiratory organs in animals (recall only); Respiratory system in humans; mechanism of breathing and its regulation - exchange of gases, transport of gases and regulation of respiration, respiratory volumes; disorders related to respiration.
- Organs involved in respiration; mechanism of pulmonary gas exchange; breathing process should be explained showing the action of diaphragm and intercostal muscles, regulation of respiration; transport of oxygen in the blood, oxyhaemoglobin dissociation curve; transport of CO2; chloride shift, pulmonary air volumes and lung capacities; disorders of respiratory system such as - asthma, emphysema, occupational respiratory disorders.
- Introduction of Body Fluids and Circulation
- Function of Platelets - Clotting of Blood (Coagulation)
- Clotting of Blood (Coagulation)
- Blood clotting in a test tube
- Blood Transfusion and Blood Groups (ABO and Rh system)
- Blood Donation
- From where the blood is supplied for blood transfusion?
- Blood banks
- Blood donor
- Blood recipient
- ABO System and Rh system
- Rh factor in pregnancy
- Lymph and Lymphatic System
- Lymph and Lymphatic System
- Composition of Lymph
- Functions of Lymph
- Circulatory Pathways
- Human Circulatory System
- Circulatory System in Animals, Humans and Structure of Human Heart and Blood Vessels
- Origin and conduction of heart beat
- Cardiac Cycle
- Cardiac output
- Blood Pressure
- Electrocardiogram (ECG)
- P Wave (Atrial depolarisation)
- PQ Interval (AV node delay)
- QRS Complex (Ventricular depolarisation)
- ST Segment
- T wave (Ventricular repolarisation)
- Human Circulatory System
- Double Circulation
- Pulmonary Circulation
- Systematic Circulation
- Hepatic Portal System
- Coronary System
- Regulation of Cardiac Activity
- Disorders of Circulatory System
- Disorders of the Circulatory System:
- Hypertension/ High blood pressure: Normal blood pressure
- Coronary Artery Disease (CAD) or Atherosclerosis
- Angina / Angina pectoris
- Heart Failure: Myocardial infarction (Heart failure), Cardiac arrest, Heart attack, Stroke
- Rheumatoid Heart Disease
- Cardiac Output
Composition of blood, blood groups, coagulation of blood; composition of lymph and its function; human circulatory system - structure of human heart and blood vessels; cardiac cycle, cardiac output, ECG; double circulation; regulation of cardiac activity; disorders of circulatory system.
- Difference between closed and open vascular system; external and internal structure of heart; working of the heart and blood flow through the heart during different phases should be described under the following headings - auricular systole, auricular diastole, ventricular systole, ventricular diastole and joint diastole; definition of cardiac output, regulation of heart beat, ECG; arterial blood pressure (systolic and diastolic), double circulation.
- The internal structure of artery, vein and capillary. Importance of ABO groups in blood transfusion, Rh factor and its importance in transfusion and pregnancy; clotting of blood to be taught briefly; lymphatic system – a brief idea of lymph, lymphatic capillaries and lymph nodes; disorders of the circulatory system such as hypertension, coronary artery disease, angina pectoris and heart failure
- Modes of Excretion: Ammonotelism, Ureotelism, and Uricotelism
- Modes of Excretion
- Ammonotelism
- Ureotelism
- Uricotelism
- Nephridiopores
- Types of nephridia
- Protonephridia
- Metanephridia
- Human Excretory System
- Kidneys
- Sweat glands
- Ureters
- Urinary bladder
- Urethra
- Lungs
- Kidneys
⇒ V.S. of kidney shows that there are two distinct regions:
1) Renal Cortex
2) Renal Medulla - Nephron
⇒ Structure of nephron: Glomerulus, Renal Tubule
1) Bowman's capsule (Glomerular capsule)
2) Proximal Convoluted Tubule (PCT)
3) Loop of Henle
4) Distal convoluted tubule (DCT)
5) Collecting tubule (CT)
- Function of the Kidney - “Production of Urine”
- Ultrafiltration
- Reabsorption
- Tubular secretion (Renal Secretion)
- Distal convoluted tubule (DCT)
- Collecting duct
- Osmoregulation
- Regulation of Kidney Function
- Osmoregulation
- Regulation of Kidney Function
- Renin-Angiotensin,
- Atrial Natriuretic Factor (ANF)
- ADH and Diabetes Inspidus
- Accessory Excretory Organs
- Excretory role of skin
- Excretory role of lungs
- Excretory role of liver
- Common Disorders of the Urinary System
- Kidney stones
- Uremia
- Nephritis
- Renal Failure
- Diabetes
- Urinary tract infection
- Haemodialysis
- Peritoneal dialysis
- Kidney transplant
- Renal Calculi
- Glomerulonephritis
- Dialysis and Artificial Kidney
Modes of excretion - ammonotelism, ureotelism, uricotelism; human excretory system - structure and function; urine formation, osmoregulation; regulation of kidney function, renin - angiotensin, atrial natriuretic factor, ADH and diabetes insipidus; role of erythropoietin; role of other organs in excretion; disorders of the excretory system - uraemia, renal failure, renal calculi, nephritis; dialysis and artificial kidney.
- Define, differentiate and explain the terms ammonotelism, ureotelism and uricotelism; external and internal structure of the kidney (L.S.); structure of nephron; physiology of urine formation - ultra filtration, selective reabsorption and active (tubular) secretion. Counter current system, regulation of urine formation, renin-angiotensin, atrial natriuretic factor, ADH. Role of erythropoietin.
- Role of skin, liver and lungs in excretion. Homeostasis – definition. Disorders of the excretory system - uraemia, renal failure, renal calculi, nephritis.
- Haemodialysis and artificial kidney
- Introduction of Locomotion and Movement
- Movements
- Locomotion
- Locomotary movements
- Significance of locomotion
- Types of Movement
- Types of movement
1) Amoeboid movement
2) Ciliary movement
3) Muscular movement
- Types of movement
- Muscles
- Muscles
- Properties of muscles
- Classification of muscles
- Based on their location
(i) Skeletal muscles
(ii) Visceral muscles
(iii) Cardiac muscles - Based on their appearance
(i) Striated muscles
(ii) Smooth muscles - Based on nature
(i) Voluntary muscles
(ii) Involuntary muscles
- Skeletal System
- Skeletal System and Its Functions
- Joints and Its Classification
- Joints
- Classification of joints
- Fibrous Joint
- Cartilaginous Joint
- Synovial Joint
⇒ Types of synovial joints
a) Ball and Socket Joint
b) Hinge Joint
c) Pivot Joint
d) Gliding Joint
e) Saddle Joint
- Disorders of Muscular and Skeletal System
- Disorders of Muscular and Skeletal System -
- Myasthenia gravis
- Tetany
- Muscular dystrophy
- Arthritis
- Osteoporosis
- Gout
Types of movement - ciliary, flagellar, muscular; skeletal muscles - contractile proteins and muscle contraction; skeletal system and its functions; joints; disorders of muscular and skeletal system.
- Locomotion: Basic aspects of human skeleton (number and names of the bones of axial and appendicular skeleton).
- Functions of human skeleton; different types of joints - their location and function; general properties of muscles; structure of skeletal muscle - sliding filament theory of muscle contraction; chemical events during muscle contraction; definition of summation, tetanus, rigor mortis, differences between red and white muscles.
Disorders of muscular and skeletal system:
- Myasthenia gravis
- Tetany
- Muscular dystrophy
- Arthritis
- Osteoporosis
- gout
- Human Neural System
- Neuron (Or Nerve Cell) and Its Types
- Transmission of Nerve Impulse
- Transmission of Nerve Impulse
- Generation of nerve impulse
- Depolarization
- Re-polarization
- Neurotransmitters
- Transmission of Nerve Impulse
- Reflex and Reflex Action
- Reflexes
- Types of actions
- Voluntary actions
- Involuntary actions
- Sensory Perception
- Sense Organs
- Sense Organs (Receptors)
- Olfactory receptors
- Gustatory receptors
- Classification of Receptors
(i) Thermoreceptors
(ii) Tactile receptors / Tangoreceptors
(iii) Chemoreceptors
(iv) Phonoreceptors
(v) Statoreceptors
(vi) Photoreceptors
(vii) Pain receptors / Nociceptors
(viii) Proprioceptors
- Human Eye: Structure of the Eye
- The eyes - Photoreceptor: Rod cell and cone cell
- External structure of an Eye
- Sclera
- Conjunctiva
- Cornea
- Iris
- Pupil
- The internal structure of an Eye
- Lens
- Retina
- Optic nerve
- Aqueous Humour
- Vitreous Humour
- Human Ear
- Structure of Human Ear
- Mechanism of Human ear
Neuron and nerves; nervous system in humans - central nervous system; peripheral nervous system and visceral nervous system; generation and conduction of nerve impulse; reflex action; sensory perception; sense organs; elementary structure and functions of eye and ear.
- Structure and functions of various parts of the brain and spinal cord; conduction of nerve impulses through nerve fibre (non myelinated and myelinated) and through synapse; physiology of reflex action, natural reflex and conditioned reflex - definition, examples and differences; reflex arc to be taught with diagram showing the pathway by means of arrows; eye and ear: structure and working to be done along with the help of diagrams.
- Elementary idea of nose (olfactory receptor) and tongue (gustato receptor).
- Introduction of Chemical Coordination and Integration
- Human Endocrine System
- Human Endocrine System
- The hormones at a glance
- Human Endocrine Glands
- The Hypothalamus
- The Hypothalamus: Neurosecretory cells
- Hormones produced by hypothalamus are of two types:
(i) Releasing hormones
(ii) Inhibiting hormones
- The Hypothalamus
- Mechanism of Hormone Action
- Mechanism of Hormone Action
- Hormones and their types
- Target cells have specific receptors
- Role of Hormones as Messengers and Regulators
- Types of effects of hormones regulate metabolism and body functions
1) Permissive effect
2) Synergistic effect
3) Antagonistic effect
- Types of effects of hormones regulate metabolism and body functions
- Hypo and Hyperactivity and Related Disorders
- Gigantism
- Acromegaly
- Pituitary dwarfism
- Diabetes insipidus
- Graves' disease (Exophthalmic goiter)
- Cretinism
- Goitre
- Addison's disease
- Diabetes mellitus
Endocrine glands and hormones; human endocrine system - hypothalamus, pituitary, pineal, thyroid, parathyroid, adrenal, pancreas, gonads; mechanism of hormone action (elementary idea); role of hormones as messengers and regulators, hypo - and hyperactivity and related disorders; dwarfism, acromegaly, cretinism, goitre, exophthalmic goitre, diabetes mellitus and diabetes insipidus, Grave’s disease, Addison's disease.
- Brief idea of location of endocrine glands; role of hypothalamus; hormones secreted by different lobes of pituitary and their functions; feedback control of tropic hormones to be discussed giving examples; hormones of pineal, thymus, thyroid, parathyroid, pancreas, adrenal glands, GI tract (gastrin, secretin, GIP, CCK-PZ) and gonads; mechanism of hormone action (through cAMP and steroid hormones only); effects of hypo secretion and hyper secretion of various hormones of the above mentioned glands.
- Note: Diseases related to all the human physiological systems to be taught in brief.