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Class XI Biology Online Class

WHO CAN TAKE THIS ONLINE COURSE?

  • This course is useful for students wanted to clear basic concepts in Biology

  • Students studying in XI CLASS biology stream and want to score high in their school exams

  • NEET students wanted to strengthen their NCERT BASICS

BENEFITS

  • Classes takes by Ravi Sir experienced for 20+ years in teaching biology at major national brand institutes in India and abroad

  • First one week FREE CLASSES 

  • Once you decided to continue, very affordable fee which cost only Rs. 20/- per class

  • Save your time, money and energy by avoiding travelling

  • Study at home with mobile, PC, laptop or tablet with internet connection

  • We recommend to use ear phone for better listening

  • Chapter exercise and sample questions discussion at end of each chapter

  • You can be in touch with Ravi Sir at members area to clear your doubts any time

WHAT IS COVERED

  • Following NCERT Topics are covered in "NCERT Explained" Online class:

 

 

1. The Living World

1.1 What is ‘Living’?

1.2 Diversity in the Living World

1.3 Taxonomic Categories

1.3.1 Species

1.3.2 Genus

1.3.3 Family

1.3.4 Order

1.3.5 Class

1.3.6 Phylum

1.3.7 Kingdom

1.4 Taxonomical Aids

1.4.1 Herbarium

1.4.2 Botanical Gardens

1.4.3 Museum

1.4.4 Zoological Parks

1.4.5 Key

2. Biological Classification

2.1 Kingdom Monera

2.1.1 Archaebacteria

2.1.2 Eubacteria

2.2 Kingdom Protista

2.2.1 Chrysophytes

2.2.2 Dianoflagellates

2.2.3 Euglenoids

2.2.4 Slime Moulds

2.2.5 Protozoans

2.3 Kingdom Fungi

2.3.1 Phycomycetes

2.3.2 Ascomycetes

2.3.3 Basidiomycetes

2.3.4 Deuteromycetes

2.4 Kingdom Plantae

2.5 Kingdom Animalia

2.6 Viruses, Viroids and Lichens

3. Plant Kingdom

3.1 Algae

3.1.1 Chlorophyceae

3.1.2 Phaeophyceae

3.1.3 Rhodophyceae

3.2 Bryophytes

3.2.1 Liverworts

3.2.2 Mosses

3.3 Pteridophytes

3.4 Gymnosperms

3.5 Angiosperms

3.6 Plant Life Cycles and Alternation of Generations

4. Animal Kingdom

4.1 Basis of Classification

4.1.1 Levels of Organisation

4.1.2 Symmetry

4.1.3 Diploblastic and Triploblastic Organisation

4.1.4 Coelom

4.1.5 Segmentation

4.1.6 Notochord

4.2 Classification of Animals

4.2.1 Phylum – Porifera

4.2.2 Phylum – Coelenterata (Cnidaria)

4.2.3 Phylum – Ctenophora

4.2.4 Phylum – Platyhelminthes

4.2.5 Phylum – Aschelminthes

4.2.6 Phylum – Annelida

4.2.7 Phylum – Arthropoda

4.2.8 Phylum – Mollusca

4.2.9 Phylum – Echinodermata

4.2.10 Phylum – Hemichordata

4.2.11 Phylum – Chordata

4.2.11.1 Class – Cyclostomata

4.2.11.2 Class – Chondrichthyes

4.2.11.3 Class – Osteichthyes

4.2.11.4 Class – Amphibia

4.2.11.5 Class – Reptilia

4.2.11.6 Class – Aves

4.2.11.7 Class – Mammalia

5. Morphology of Flowering Plants

5.1 The Root

5.1.1 Regions of the Root

5.1.2 Modifications of Root

5.2 The Stem

5.2.1 Modifications of Stem

5.3 The Leaf

5.3.1 Venation

5.3.2 Types of Leaves

5.3.3 Phyllotaxy

5.3.4 Modifications of Leaves

5.4 The Inflorescence

5.5 The Flower

5.5.1 Parts of a Flower

5.5.1.1 Calyx

5.5.1.2 Corolla

5.5.1.3 Androecium

5.5.1.4 Gynoecium

5.6 The Fruit

5.7 The Seed

5.7.1 Structure of a Dicotyledonous Seed

5.7.2 Structure of Monocotyledonous Seed

5.8 Semi-technical Description of a Typical Flowering Plant

5.9 Description of Some Important Families

5.9.1 Fabaceae

5.9.2 Solanaceae

5.9.3 Lilaceae

6. Anatomy of Flowering Plants

6.1 The Tissues

6.1.1 Meristematic Tissues

6.1.2 Permanent Tissues

6.1.2.1 Simple Tissues

6.1.2.2 Complex Tissues

6.2 The Tissue System

6.2.1 Epidermal Tissue System

6.2.2 The Ground Tissue System

6.2.3 The Vascular Tissue System

6.3 Anatomy of Dicotyledonous and Monocotyledonous Plants

6.3.1 Dicotyledonous Root

6.3.2 Monocotyledonous Root

6.3.3 Dicotyledonous Stem

6.3.4 Monocotyledonous Stem

6.3.5 Dorsiventral (Dicotyledonous) Leaf

6.3.6 Isobilateral (Monocotyledonous) Leaf

6.4 Secondary Growth

6.4.1 Vascular Cambium

6.4.1.1 Formation of cambial ring

6.4.1.2 Activity of the cambial ring

6.4.1.3 Spring wood and autumn wood

6.4.1.4 Heartwood and sapwood

6.4.2 Cork Cambium

6.4.3 Secondary Growth in Roots

7. Structural Organization in Animals

7.1 Animal Tissues

7.1.1 Epithelial Tissue

7.1.2 Connective Tissue

7.1.3 Muscle Tissue

7.1.4 Neural Tissue

7.2 Organ and Organ System

7.3 Earthworm

7.3.1 Morphology

7.3.2 Anatomy

7.4 Cockroach

7.4.1 Morphology

7.4.2 Anatomy

7.5 Frogs

7.5.1 Morphology

7.5.2 Anatomy

8. Cell: The Unit of Life

8.1 What is a Cell?

8.2 Cell Theory

8.3 An Overview of Cell

8.4 Prokaryotic Cells

8.4.1 Cell Envelope and its Modifications

8.4.2 Ribosomes and Inclusion Bodies

8.5 Eukaryotic Cells

8.5.1 Cell Membrane

8.5.2 Cell Wall

8.5.3 Endomembrane System

8.5.3.1 The Endoplasmic Reticulum (ER)
8.5.3.2 Golgi apparatus
8.5.3.3 Lysosomes
8.5.3.4 Vacuoles

8.5.4 Mitochondria

8.5.5 Plastids

8.5.6 Ribosomes

8.5.7 Cytoskeleton

8.5.8 Cilia and Flagella

8.5.9 Centrosome and Centrioles

8.5.10 Nucleus

8.5.11 Microbodies

9. Biomolecules

9.1 How to Analyse Chemical Composition?

9.2 Primary and Secondary Metabolites

9.3 Biomacromolecules

9.4 Proteins

9.5 Polysaccharides

9.6 Nucleic Acids

9.7 Structure of Proteins

9.8 Nature of Bond Linking Monomers in a Polymer

9.9 Dynamic State of Body Constituents - Concept of Metabolism

9.10 Metabolic Basis for Living

9.11 The Living State

9.12 Enzymes

9.12.1 Chemical Reactions

9.12.2 How do Enzymes bring about such High Rates of Chemical Conversions?

9.12.3 Nature of Enzyme Action

9.12.4 Factors Affecting Enzyme Activity

Temperature and pH
Concentration of Substrate

9.12.5 Classification and Nomenclature of Enzymes

Oxidoreductases/dehydrogenases
Transferases
Hydrolases
Lyases
Isomerases
Ligases

9.12.6 Co-factors

10. Cell Cycle and Cell Division

10.1 Cell Cycle

10.1.1 Phases of Cell Cycle

10.2 M Phase

10.2.1 Prophase

10.2.2 Metaphase

10.2.3 Anaphase

10.2.4 Telophase

10.2.5 Cytokinesis

10.3 Significance of Mitosis

10.4 Meiosis

10.4.1 Meiosis I

10.4.2 Meiosis II

10.5 Significance of Meiosis

11. Transport in Plants

11.1 Means of Transport

11.1.1 Diffusion

11.1.2 Facilitated Diffusion

11.1.2.1 Passive symports and Antiports

11.1.3 Active Transport

11.1.4 Comparison of Different Transport Processes

11.2 Plant-Water Relations

11.2.1 Water Potential

11.2.2 Osmosis

11.2.3 Plasmolysis

11.2.4 Imbibition

11.3 Long Distance Transport of Water

11.3.1 How do Plants Absorb Water?

11.3.2 Water Movement up a Plant

11.3.2.1 Root Pressure

11.3.2.2 Transpiration pull

11.4 Transpiration

11.4.1 Transpiration and Photosynthesis – a Compromise

11.5 Uptake and Transport of Mineral Nutrients

11.5.1 Uptake of Mineral Ions

11.5.2 Translocation of Mineral Ions

11.6 Phloem Transport: Flow from Source to Sink

11.6.1 The Pressure Flow or Mass Flow Hypothesis

12. Mineral Nutrition

12.1 Methods to Study the Mineral Requirements of Plants

12.2 Essential Mineral Elements

12.2.1 Criteria for Essentiality

12.2.2 Role of Macro- and Micro-nutrients

12.2.3 Deficiency Symptoms of Essential Elements

12.2.4 Toxicity of Micronutrients

12.3 Mechanism of Absorption of Elements

12.4 Translocation of Solutes

12.5 Soil as Reservoir of Essential Elements

12.6 Metabolism of Nitrogen

12.6.1 Nitrogen Cycle

12.6.2 Biological Nitrogen Fixation

13. Photosynthesis in Higher Plants

13.1 What do we Know?

13.2 Early Experiments

13.3 Where does Photosynthesis take place?

13.4 How many Pigments are involved in Photosynthesis?

13.5 What is Light Reaction?

13.6 The Electron Transport

13.6.1 Splitting of Water

13.6.2 Cyclic and Non-cyclic Photo-phosphorylation

13.6.3 Chemiosmotic Hypothesis

13.7 Where are the ATP and NADPH Used?

13.7.1 The Primary Acceptor of CO2

13.7.2 The Calvin Cycle

13.8 The C4 Pathway

13.9 Photorespiration

13.10 Factors affecting Photosynthesis

13.10.1 Light

13.10.2 Carbon dioxide Concentration

13.10.3 Temperature

13.10.4 Water

14. Respiration in Plants

14.1 Do Plants Breathe?

14.2 Glycolysis

14.3 Fermentation

14.4 Aerobic Respiration

14.4.1 Tricarboxylic Acid Cycle

14.4.2 Electron Transport System (ETS) and Oxidative Phosphorylation

14.5 The Respiratory Balance Sheet

14.6 Amphibolic Pathway

14.7 Respiratory Quotient

15. Plant Growth and Development

15.1 Growth

15.1.1 Plant Growth Generally is Indeterminate

15.1.2 Growth is Measurable

15.1.3 Phases of Growth

15.1.4 Growth Rates

15.1.5 Conditions for Growth

15.2 Differentiation, Dedifferentiation and Redifferentiation

15.3 Development

15.4 Plant Growth Regulators

15.4.1 Characteristics

15.4.2 The Discovery of Plant Growth Regulators

15.4.3 Physiological Effects of Plant Growth Regulators

15.4.3.1 Auxins

15.4.3.2 Gibberellins

15.4.3.3 Cytokinins

15.4.3.4 Ethylene

15.4.3.5 Abscisic acid

15.5 Photoperiodism

15.6 Vernalisation

16. Digestion and Absorption

16.1 Digestive System

16.1.1 Alimentary Canal

16.1.2 Digestive Glands

16.2 Digestion of Food

16.3 Absorption of Digested Products

16.4 Disorders of Digestive System

17. Breathing and Exchange of Gases

17.1 Respiratory Organs

17.1.1 Human Respiratory System

17.2 Mechanism of Breathing

17.2.1 Respiratory Volumes and Capacities

17.3 Exchange of Gases

17.4 Transport of Gases

17.4.1 Transport of Oxygen

17.4.2 Transport of Carbon dioxide

17.5 Regulation of Respiration

17.6 Disorders of Respiratory System

18. Body Fluids and Circulation

18.1 Blood

18.1.1 Plasma

18.1.2 Formed Elements

18.1.3.1 ABO grouping
18.1.3.2 Rh grouping

18.1.4 Coagulation of Blood

18.2 Lymph (Tissue Fluid)

18.3 Circulatory Pathways

18.3.1 Human Circulatory System

18.3.2 Cardiac Cycle

18.3.3 Electrocardiograph (ECG)

18.4 Double Circulation

18.5 Regulation of Cardiac Activity

18.6 Disorders of Circulatory System

19. Excretory Products and their Elimination

19.1 Human Excretory System

19.2 Urine Formation

19.3 Function of the Tubules

19.4 Mechanism of Concentration of the Filtrate

19.5 Regulation of Kidney Function

19.6 Micturition

19.7 Role of other Organs in Excretion

19.8 Disorders of the Excretory System

20. Locomotion and Movement

20.1 Types of Movement

20.2 Muscle

20.2.1 Structure of Contractile Proteins

20.2.2 Mechanism of Muscle Contraction

20.3 Skeletal System

20.4 Joints

20.5 Disorders of Muscular and Skeletal System

21. Neural Control and Coordination

21.1 Neural System

21.2 Human Neural System

21.3 Neuron as Structural and Functional Unit of Neural System

21.3.1 Generation and Conduction of Nerve Impulse

21.3.2 Transmission of Impulses

21.4 Central Neural System

21.4.1 Forebrain

21.4.2 Midbrain

21.4.3 Hindbrain

21.5 Reflex Action and Reflex Arc

21.6 Sensory Reception and Processing

21.6.1 Eye

21.6.1.1 Parts of an eye
21.6.1.2 Mechanism of Vision

21.6.2 The Ear

20.6.2.1 Mechanism of Hearing

22. Chemical Control and Coordination

22.1 Endocrine Glands and Hormones

22.2 Human Endocrine System

22.2.1 The Hypothalamus

22.2.2 The Pituitary Gland

22.2.3 The Pineal Gland

22.2.4 Thyroid Gland

22.2.5 Parathyroid Gland

22.2.6 Thymus

22.2.7 Adrenal Gland

22.2.8 Pancreas

22.2.9 Testis

22.2.10 Ovary

22.3 Hormones of Heart, Kidney and Gastrointestinal Tract

22.4 Mechanism of Hormone Action

CLASS XII BIOLOGY TOPICS COVERED
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