Class 11 Biology — Exercise Solutions
Exercise solutions for all 23 chapters — worked answers, formula recap, and exam tips.
The Living World
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 1 — all intext and chapter-end exercise questions on classification, taxonomy, and nomenclature answered clearly.
Biological Classification
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 2 — all intext and chapter-end exercise questions on five-kingdom system, Monera, Protista, Fungi, Plantae, and Animalia answered clearly.
Plant Kingdom
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 3 — all intext and chapter-end exercise questions on Algae, Bryophytes, Pteridophytes, Gymnosperms, and Angiosperms answered clearly.
Animal Kingdom
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 4 — all intext and chapter-end exercise questions on basis of classification, invertebrate and vertebrate phyla answered clearly.
Morphology of Flowering Plants
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 5 — all intext and chapter-end exercise questions on root, stem, leaf, flower, fruit, seed, and families answered clearly.
Anatomy of Flowering Plants
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 6 — all intext and chapter-end exercise questions on tissue systems, monocot and dicot anatomy, secondary growth answered clearly.
Structural Organisation in Animals
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 7 — all intext and chapter-end exercise questions on animal tissues, earthworm, cockroach, and frog anatomy answered clearly.
Cell: The Unit of Life
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 8 — all intext and chapter-end exercise questions on cell theory, prokaryotic and eukaryotic cells, cell organelles answered clearly.
Biomolecules
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 9 — all intext and chapter-end exercise questions on proteins, carbohydrates, lipids, nucleic acids, enzymes, and metabolic pathways answered clearly.
Cell Cycle and Cell Division
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 10 — all intext and chapter-end exercise questions on mitosis, meiosis, and cell cycle phases answered clearly.
Transport in Plants
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 11 — all intext and chapter-end exercise questions on diffusion, osmosis, water potential, plasmolysis, transpiration, ascent of sap, and pressure flow hypothesis answered clearly.
Mineral Nutrition
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 12 — all intext and chapter-end exercise questions on essential minerals, macronutrients, micronutrients, nitrogen fixation, nitrogen cycle, and hydroponics answered clearly.
Photosynthesis in Higher Plants
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 13 — all intext and chapter-end exercise questions on light reactions, dark reactions, Calvin cycle, C3 and C4 pathways, photorespiration, and factors affecting photosynthesis answered clearly.
Respiration in Plants
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 14 — all intext and chapter-end exercise questions on glycolysis, Krebs cycle, electron transport chain, fermentation, oxidative phosphorylation, respiratory quotient, and amphibolic pathway answered clearly.
Plant Growth and Development
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 15 — all intext and chapter-end exercise questions on growth phases, plant growth regulators, photoperiodism, vernalisation, seed dormancy, differentiation, and dedifferentiation answered clearly.
Digestion and Absorption
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 16 — all intext and chapter-end exercise questions on alimentary canal, digestive glands, digestion process, absorption, and disorders answered clearly.
Breathing and Exchange of Gases
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 17 — all intext and chapter-end exercise questions on respiratory system, breathing mechanism, gas exchange, oxygen and CO₂ transport, and respiratory disorders answered clearly.
Body Fluids and Circulation
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 18 — all intext and chapter-end exercise questions on blood composition, blood groups, coagulation, lymph, heart anatomy, cardiac cycle, ECG, and double circulation answered clearly.
Excretory Products and their Elimination
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 19 — all intext and chapter-end exercise questions on excretory organs, kidney structure, nephron, urine formation, dialysis, and disorders answered clearly.
Locomotion and Movement
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 20 — all intext and chapter-end exercise questions on types of movement, muscles, skeletal system, joints, and disorders answered clearly.
Neural Control and Coordination
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 21 — all intext and chapter-end exercise questions on neuron structure, nerve impulse, synapse, CNS, PNS, reflex action, eye and ear answered clearly.
Chemical Coordination and Integration
Complete NCERT Solutions for CBSE Class 11 Biology Chapter 22 — all intext and chapter-end exercise questions on endocrine glands, hormones, hypothalamus, pituitary, thyroid, adrenal, pancreas, and disorders answered clearly.
Exercise Solutions
CBSE Class 11 Biology NCERT exercise solutions with answer patterns, key concepts, and exam tips for all 22 chapters.