11th Standard - old Biology / உயிரியல் Subjects Question Paper Software Subscription

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11th Standard - old Biology English Medium Chapters / Lessons 2022-2023

Bio-Diversity (B)

Cell Biology (B)

Plant Morphology (B)

Genetics (B)

Plant Physiology (B)

Reproduction Biology (B)

Environmental Biology (B)

Bio-Diversity (Z)

Cell Biology (Z)

Human Anatomy (Z)

Genetics (Z)

Developmental Biology (Z)

Economic Zoology (Z)

Origin of Life (Z)

11th Standard - old Biology English Medium Chapters / Lessons 2022-2023

Bio-Diversity (B)

Cell Biology (B)

Plant Morphology (B)

Genetics (B)

Plant Physiology (B)

Reproduction Biology (B)

Environmental Biology (B)

Bio-Diversity (Z)

Cell Biology (Z)

Human Anatomy (Z)

Genetics (Z)

Developmental Biology (Z)

Economic Zoology (Z)

Origin of Life (Z)

11th Standard - old Biology English Medium Chapters / Lessons 2022-2023 Syllabus

Biodiversity(B)

Systematics: Two Kingdom and Five Kingdom systems - Salient features of various Plant Groups : Algae, Fungi, Bryophytes, Pteridophytes and Gymnosperms - Viruses - Bacteria.

Cell Biology(B)

Cell as the basic unit of life - Cell Theory - Prokaryotic and Eukaryotic Cell (Plant Cell) - Light Microscope and Electron Microscope (TEM & SEM) - Ultra Structure of Prokaryotic and Eukaryotic Cells - Cell Wall - Cell Membrane (Fluid Mosaic Model) Membrane Transport Model - Cell organelles : Nucleus, Mitochondria, Plastids, Ribosomes - Cell Divisions : Amitosis, Mitosis & Meiosis and their significance.

Plant Morphology(B)

Structure and Modification of Root, Stem and Leaf - Structure and Types of Inflorescences - Structure and Types of Flowers, Fruits and Seeds.

Genetics(B)

Concept of Heredity and Variation - Mendel’s Laws of Inheritance - Chromosomal basis of Inheritance - Intermediate Inheritance (Incomplete Dominance) - Epistasis.

Plant Physiology(B)

Cell as a Physiological Unit : Properties of Protoplasm - Water relations - Absorption and movement : Diffusion, Osmosis, Plasmolysis, Imbibition - Permeability, Water Potential - Theories of Water Transport : Root Pressure - Transpiration pull - Factors affecting Rate of Transpiration - Mechanism of Stomatal Opening and Closing (Potassium ion theory) - Factors affecting Stomatal Movement - Mineral Nutrition : Functions of minerals - Essential Major elements and Trace elements - Deficiency symptoms of elements - Theories of Translocation - Translocation of Solutes - Nitrogen Metablosim and Biological Nitrogen Fixation.

Reproduction Biology(B)

Modes of Reproduction in Angiosperms: Vegetative propagation (natural and artificial) - Micropropagation - Sexual Reproduction - Pollination: Types - Double Fertilization - Germination of seed : Parts of seed - Types of germination - Abscission, Senescence.

Environmental Biology(B)

Organisms and their environment - Factors: Air, Water, Soil, Temperature, Light and Biota - Hydrophytes, Mesophytes, Xerophytes and their adaptations - Natural Resources - types, uses and misuse Conservation of water (RWH).

Bio - diversity(Z)

Taxonomic systems : Introduction to Taxa - Species concept - Methods of Taxonomy - Phenetic methods - Identification keys - Cytotaxonomy - Chemotaxonomy - Palaeotaxonomy - Nomenclature methods.
Animal groups : Methods of grouping animals - Major Phyla - General characters with appropriate examples - Protozoa - Porifera - Coelenterata - Platyhelminthes - Aschelminthes - Annelida - Arthropoda - Mollusca - Echinodermata - Chordata.
Type Study : Plasmodium - Earthworm - Pigeon

Cell Biology(Z)

Introduction : Microscopy and Cytological techniques.
Animal cell - Ultra structure : Plasma membrane - Nucleus - Mitochondria - Ribosomes - Endoplasmic reticulum - Lysosomes - Golgibodies - Centrosomes - Chromosomes.
Cancer Biology : Cancer definition - Types of cancer - Management of cancer.

Human Anatomy(Z)

Human systems: History - The integumentary - Skeletal - Muscular - Digestive - Respiratory - Circulatory - Lymphatic - Nervous - Sense organs - Endocrine - Excretory - Reproductive.

Genetics(Z)

Introduction - Multiple alleles - Quantitative inheritance - Sex determination - Sex linked inheritance - Pleiotropy

Developmental Biology(Z)

Introduction - Types of eggs - Cleavage and types - Frog’s egg - Gastrulation in frog embryo - Organogenesis in frog

Economic Zoology(Z)

Beneficial animals : Corals - Earthworm - Vermiculture - Beneficial insects - Prawns - Lobsters - Crabs - Pearl oysters - Fishes - Guano - Aquarium - Vivarium.
Harmful animal : Disease causing organisms - Vectors - Poisonous organisms - Fouling organisms - Pests.