11 Biology chapters, including teaching sequence, key concepts, activities, and revision strategy.

Class 11 Biology – CBSE Detailed Course Plan (Chapter-wise)

Duration: 9–10 months (with buffer for revision before exams)

Textbook: NCERT Biology Class XI

Unit 1 – Diversity of the Living World (Chapter 1 & 2) – 2 Weeks

1. Chapter 1 – The Living World

   • Concepts: Characteristics of living organisms, taxonomy, binomial nomenclature, taxonomic hierarchy, museums, herbaria, botanical gardens, zoological parks.

   • Activities:

     • Specimen observation in lab.

     • Prepare a chart on taxonomic hierarchy.

   • NCERT Exemplar & PYQ practice.

2. Chapter 2 – Biological Classification

   • Concepts: Five kingdom classification (Monera, Protista, Fungi, Plantae, Animalia), viruses, viroids, prions.

   • Activities:

     • Microscopic observation of algae/fungi.

     • Flowchart of five kingdom system.

   • Test on Unit 1.

Unit 2 – Structural Organisation in Animals and Plants (Chapter 3–7) – 6 Weeks

3. Chapter 3 – Plant Kingdom

   • Algae, bryophytes, pteridophytes, gymnosperms, angiosperms, alternation of generations.

   • Draw diagrams of life cycles.

4. Chapter 4 – Animal Kingdom

   • Levels of organisation, symmetry, coelom, phyla from Porifera to Chordata.

   • Chart with key features of each phylum.

5. Chapter 5 – Morphology of Flowering Plants

   • Root, stem, leaf, inflorescence, flower, fruit, seed, floral formula & diagram.

   • Activity: Collect specimens and prepare herbarium sheets.

6. Chapter 6 – Anatomy of Flowering Plants

   • Tissue systems (epidermal, ground, vascular), anatomy of monocot & dicot root, stem, leaf.

7. Chapter 7 – Structural Organisation in Animals

   • Animal tissues (epithelial, connective, muscular, nervous), morphology & anatomy of frog.

• Mid-unit Test after Ch. 7.

Unit 3 – Cell Structure and Function (Chapter 8–10) – 4 Weeks

8. Chapter 8 – Cell – The Unit of Life

   • Cell theory, prokaryotic & eukaryotic cells, organelles.

9. Chapter 9 – Biomolecules

   • Carbohydrates, proteins, lipids, nucleic acids, enzymes.

10. Chapter 10 – Cell Cycle and Cell Division

    • Phases of cell cycle, mitosis, meiosis, significance.

• Lab Work:

  • Onion root tip mitosis slide preparation.

  • Biochemical tests for carbohydrates & proteins.

Unit 4 – Plant Physiology (Chapter 11–15) – 6 Weeks

11. Chapter 11 – Transport in Plants

    • Diffusion, osmosis, transpiration, phloem transport.

12. Chapter 12 – Mineral Nutrition

    • Essential elements, nitrogen fixation.

13. Chapter 13 – Photosynthesis in Higher Plants

    • Light & dark reactions, C3 & C4 cycles, CAM pathway.

14. Chapter 14 – Respiration in Plants

    • Glycolysis, Krebs cycle, ETC, fermentation.

15. Chapter 15 – Plant Growth and Development

    • Growth phases, plant hormones, photoperiodism, vernalisation.

• Activities:

  • Demonstrate osmosis.

  • Starch test for photosynthesis.

Unit 5 – Human Physiology (Chapter 16–22) – 8 Weeks

16. Chapter 16 – Digestion and Absorption

    • Human digestive system, enzymes, disorders.

17. Chapter 17 – Breathing and Exchange of Gases

    • Respiratory system, transport of gases.

18. Chapter 18 – Body Fluids and Circulation

    • Blood, lymph, cardiac cycle, ECG.

19. Chapter 19 – Excretory Products and their Elimination

    • Human excretory system, urine formation.

20. Chapter 20 – Locomotion and Movement

    • Types of movement, skeletal system, muscle contraction.

21. Chapter 21 – Neural Control and Coordination

    • Neuron structure, transmission of impulses, brain, spinal cord.

22. Chapter 22 – Chemical Coordination and Integration

    • Endocrine glands, hormones, disorders.

• Practical Work:

  • Blood group determination.

  • Human skeleton identification.

Revision & Exam Preparation – 1.5–2 Months

• Month 9:

  • Unit Tests for each unit.

  • NCERT exemplar and previous years’ question papers.

  • Diagram practice.

• Month 10:

  • Full Syllabus Mock Tests.

  • Focus on weak areas and high-weightage chapters (Human Physiology, Plant Physiology, Cell Structure).

Additional Tips

• Weekly Routine:

  • 3 days theory, 2 days diagrams & practicals, 1 day revision/test.

• Reference Books:

  • NCERT (primary), Trueman’s Biology, NCERT Exemplar.

• Important for CBSE: Diagrams from NCERT are compulsory.

• Memory Tools: Mnemonics for classification & cycles.