Class 11 · Biology · Revision Checklist

Class 11 Biology
Revision Checklist

93 topics across 22 chapters. Tick off each topic as you revise — your progress is saved automatically in your browser.

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How to use: Tick a topic once you can solve questions on it without notes. Aim for 80%+ before your exam.

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The Living World

0/4

I can list the defining characteristics of living organisms that distinguish them from non-living matter

I can explain the binomial nomenclature system and write scientific names correctly (italics/underline rules)

I can outline the five-kingdom classification system and state the criteria used

I can explain the concept of taxonomy and the hierarchy: domain → kingdom → phylum → class → order → family → genus → species

Biological Classification

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I can describe Whittaker's five-kingdom classification and the basis for placing organisms in each kingdom

I can distinguish the features of Monera, Protista, and Fungi from each other

I can explain the general characteristics of viruses, viroids, and lichens and their classification status

I can compare prokaryotic and eukaryotic cell organisation as a basis for kingdom placement

Plant Kingdom

0/4

I can describe the key features of algae, bryophytes, pteridophytes, gymnosperms, and angiosperms

I can explain alternation of generations (gametophyte vs sporophyte dominance) across plant groups

I can distinguish between dicots and monocots based on seed, leaf, root, and flower characteristics

I can trace the evolutionary progression of plant groups from algae to angiosperms

Animal Kingdom

0/4

I can list the basis of classification: symmetry, coelom, segmentation, notochord

I can describe the distinguishing features and examples of each major invertebrate phylum (Porifera to Echinodermata)

I can describe the five classes of vertebrates (fish, amphibia, reptilia, aves, mammalia) with distinguishing features

I can differentiate between chordates and non-chordates and identify the three subphyla of phylum Chordata

Morphology of Flowering Plants

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I can describe the root systems (taproot vs fibrous) and modifications for storage, support, and physiological functions

I can classify stems and leaves including their modifications and explain phyllotaxy patterns

I can describe the parts of a flower, types of inflorescence, and floral formula notation

I can distinguish between different types of fruits and seeds and identify their structural components

Anatomy of Flowering Plants

0/4

I can distinguish between meristematic and permanent tissues and classify permanent tissues as simple or complex

I can describe the structure and function of parenchyma, collenchyma, sclerenchyma, xylem, and phloem

I can compare the internal structure of dicot and monocot root, stem, and leaf in cross-section

I can explain the process and significance of secondary growth in dicot stems and roots

Structural Organisation in Animals

0/3

I can describe the body organisation (digestive, circulatory, nervous, reproductive systems) of an earthworm

I can describe the organ systems of a cockroach (digestive, circulatory, respiratory, nervous, reproductive)

I can describe the external features and organ systems (circulatory, respiratory, nervous) of a frog

Cell: The Unit of Life

0/4

I can compare prokaryotic and eukaryotic cells with examples and structural diagrams

I can describe the structure and function of each cell organelle (mitochondria, chloroplast, ER, Golgi, ribosome, lysosome, vacuole)

I can explain the fluid mosaic model of the plasma membrane and explain selective permeability

I can describe the structure of the nucleus including nuclear envelope, nucleolus, and chromatin

Biomolecules

0/5

I can classify carbohydrates (mono-, di-, polysaccharides), describe their structure, and give functions

I can describe the structure of amino acids, peptide bonds, and the four levels of protein organisation

I can classify lipids and explain their roles in membranes, energy storage, and hormones

I can describe the structure of DNA and RNA (nucleotide components, base pairing, double helix features)

I can explain enzyme specificity, factors affecting enzyme activity, and the lock-and-key vs induced-fit models

Cell Cycle and Cell Division

0/4

I can describe the phases of the cell cycle (G1, S, G2, M) and explain checkpoints

I can describe the stages of mitosis and explain the significance of mitotic division

I can describe the stages of meiosis I and meiosis II and explain crossing over and its significance

I can compare mitosis and meiosis in terms of events, outcome, and biological importance

Transport in Plants

0/4

I can explain osmosis, diffusion, and active transport and their roles in plant water relations

I can explain the ascent of sap via the cohesion-tension theory and the role of transpiration pull

I can describe the apoplast and symplast pathways and the role of the Casparian strip

I can explain phloem loading and the pressure flow hypothesis for translocation of sugars

Mineral Nutrition

0/4

I can distinguish between macro- and micronutrients and describe the deficiency symptoms of major elements

I can explain biological nitrogen fixation including the role of Rhizobium and nitrogenase enzyme

I can trace the nitrogen cycle: fixation → nitrification → assimilation → ammonification → denitrification

I can describe the role of special elements (Fe for chlorophyll, Mg for chlorophyll, K for stomata) with examples

Photosynthesis in Higher Plants

0/4

I can explain the light reactions (photolysis, electron transport, photophosphorylation) and the role of PS I and PS II

I can describe the Calvin cycle (C3 pathway) with the key steps: CO₂ fixation, reduction, RuBP regeneration

I can compare C3, C4, and CAM plants and explain the adaptive significance of C4 and CAM pathways

I can explain the factors affecting the rate of photosynthesis (light intensity, CO₂ concentration, temperature)

Respiration in Plants

0/4

I can describe glycolysis step-by-step and calculate the ATP yield under aerobic and anaerobic conditions

I can describe the Krebs cycle (TCA cycle) including substrates, products, and ATP/NADH yield

I can explain the electron transport chain (ETC) and oxidative phosphorylation (chemiosmosis)

I can calculate and explain the respiratory quotient (RQ) for carbohydrates, fats, and proteins

Plant Growth and Development

0/4

I can describe the three phases of plant growth and distinguish between meristematic, elongation, and maturation zones

I can explain the role of plant hormones: auxins, gibberellins, cytokinins, abscisic acid, and ethylene with examples

I can explain photoperiodism (short-day, long-day, day-neutral plants) and its significance

I can explain vernalisation and its role in floral induction

Digestion and Absorption

0/4

I can trace the path of food through the human GI tract and describe the function of each part

I can list the digestive enzymes, their sources, substrates, and products for digestion of carbohydrates, proteins, and fats

I can explain absorption in the small intestine (villi, microvilli, active transport, lymph vessels)

I can describe common digestive disorders: jaundice, constipation, vomiting, diarrhoea

Breathing and Exchange of Gases

0/5

I can explain the mechanism of breathing (inspiration and expiration) with changes in thoracic volume and pressure

I can define lung volumes and capacities (TV, IRV, ERV, RV, VC, TLC) and calculate them

I can explain gas exchange across the alveolar membrane and at the tissue level using partial pressure gradients

I can describe the transport of O₂ (oxyhaemoglobin dissociation curve) and CO₂ (carbamino, bicarbonate) in blood

I can describe common respiratory disorders: asthma, emphysema, occupational respiratory diseases

Body Fluids and Circulation

0/5

I can describe the composition of blood (plasma, RBC, WBC, platelets) and explain blood groups (ABO, Rh)

I can describe the structure of the human heart (chambers, valves, blood vessels) and trace the path of blood

I can explain the cardiac cycle, stroke volume, cardiac output, and interpret a normal ECG trace

I can explain the lymphatic system and its role in immunity and fat absorption

I can describe common cardiovascular disorders: hypertension, coronary artery disease, heart failure

Excretory Products and their Elimination

0/5

I can describe the structure of the kidney (cortex, medulla, nephron) and the Bowman's capsule

I can explain the three stages of urine formation: glomerular filtration, tubular reabsorption, tubular secretion

I can explain the counter-current mechanism in the loop of Henle for concentration of urine

I can describe the role of hormones (ADH, aldosterone, ANF) in regulating kidney function

I can explain common kidney disorders (renal failure, kidney stones) and the principles of dialysis and kidney transplant

Locomotion and Movement

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I can distinguish between three types of muscle (skeletal, smooth, cardiac) and their properties

I can explain the sliding filament theory of muscle contraction with the roles of actin, myosin, ATP, and Ca²⁺

I can classify joints (fibrous, cartilaginous, synovial) and give examples

I can describe the axial and appendicular skeleton and name the major bones

I can describe common disorders: myasthenia gravis, muscular dystrophy, arthritis, gout, osteoporosis

Neural Control and Coordination

0/5

I can describe the structure of a neuron (dendrites, cell body, axon, myelin sheath, nodes of Ranvier)

I can explain how a nerve impulse is generated and propagated (resting potential, action potential, saltatory conduction)

I can describe the structure and function of the brain (cerebrum, cerebellum, medulla oblongata) and spinal cord

I can explain reflex action and draw/label a reflex arc

I can describe the major sense organs: eye (rod/cone cells, image formation) and ear (parts and hearing mechanism)

Chemical Coordination and Integration

0/4

I can name all major endocrine glands and the hormones they secrete with their target organ and function

I can explain the mechanism of hormone action via receptors (steroid hormones vs peptide hormones)

I can explain feedback regulation with examples (thyroid-TSH axis, blood glucose-insulin/glucagon)

I can describe common endocrine disorders: diabetes mellitus, hypothyroidism, acromegaly, Addison's disease

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Class 11 BiologyRevision Checklist

Class 11 Biology — Revision Checklist