NEET-UG Syllabus 2026

Physics

UNIT 1: PHYSICS AND MEASUREMENT

Units of measurements, System of Units, S I Units, fundamental and derived units, least count,

significant figures, Errors in measurements , Dimensions of Physics quantities, dimensional

analysis, and its applications.

UNIT 2: KINEMATICS

The frame of reference, motion in a straight line, Position- time graph, speed and velocity;

Uniform and non-uniform motion, average speed and instantaneous velocity, uniformly

accelerated motion, velocity-time, position-time graph, relations for uniformly accelerated

motion, Scalars and Vectors, Vector. Addition and subtraction, , scalar and vector products, Unit

Vector, Resolution of a Vector. Relative Velocity, Motion in a plane, Projectile Motion, Uniform

Circular Motion.

UNIT 3: LAWS OF MOTION

Force and inertia, Newton’s First law of motion; Momentum, Newton’s Second Law of motion,

Impulses; Newton’s Third Law of motion. Law of conservation of linear momentum and its

applications. Equilibrium of concurrent forces.

Static and Kinetic friction, laws of friction, rolling friction.

Dynamics of uniform circular motion: centripetal force and its applications: vehicle on a level

circular road, vehicle on a banked road.

UNIT 4: WORK, ENERGY, AND POWER

Work done by a constant force and a variable force; kinetic and potential energies, work-energy

theorem, power.

The potential energy of spring conservation of mechanical energy, conservative and non-

conservative forces; motion in a vertical circle: Elastic and inelastic collisions in one and two

dimensions.

UNIT5: ROTATIONAL MOTION

Centre of the mass of a two-particle system, Centre of the mass of a rigid body; Basic concepts

of rotational motion; moment of a force; torque, angular momentum, conservation of angular

momentum and its applications;

The moment of inertia, the radius of gyration, values of moments of inertia forsimple

geometrical objects, parallel and perpendicular axes theorems, and their applications.

Equilibrium of rigid bodies, rigid body rotation and equations of rotational motion , comparison

of linear and rotational motions.

UNIT 6: GRAVITATION The universal law of gravitation.

Acceleration due to gravity and its variation with altitude and

depth. Kepler’s law of planetary motion. Gravitational potential energy; gravitational potential.

Escape velocity, Motion of a satellite, orbital velocity, time period and energy of satellite.

UNIT 7: PROPERTIES OF SOLIDS AND LIQUIDS

Elastic behaviour, Stress-strain relationship, Hooke's Law. Young's modulus, bulk modulus,

modulus of rigidity. Pressure due to a fluid column; Pascal's law and its applications. Effect of

gravity on fluid pressure. Viscosity. Stokes' law. terminal velocity, streamline, and turbulent

flow.critical velocity . Bernoulli's principle and its applications. Surface energy and surface

tension, angle of contact, excess of pressure across a curved surface, application of surface

tension - drops, bubbles, and capillary rise. Heat, temperature, thermal expansion; specific heat

capacity, calorimetry; change of state, latent heat. Heat transfer-conduction, convection, and

radiation.

UNIT 8: THERMODYNAMICS

Thermal equilibrium, zeroth law of thermodynamics, the concept of temperature. Heat, work,

and internal energy. The first law of thermodynamics, isothermal and adiabatic processes.

The second law of thermodynamics: reversible and irreversible processes.

UNIT 9: KINETIC THEORY OF GASES

Equation of state of a perfect gas, work done on compressing a gas, Kinetic theory of gases -

assumptions, the concept of pressure. Kinetic interpretation of temperature: RMS speed of gas

molecules: Degrees of freedom. Law of equipartition of energy and applications to specific heat

capacities of gases; Mean free path. Avogadro's number.

UNIT 10: OSCILLATIONS AND WA VES

Oscillations and periodic motion – time period, frequency, displacement as a function of time.

Periodic functions. Simple harmonic motion (S.H.M.) and its equation; phase: oscillations of a

spring -restoring force and force constant: energy in S.H.M. - Kinetic and potential energies;

Simple pendulum - derivation of expression for its time period: Wave motion. Longitudinal and

transverse waves, speed of travelling wave. Displacement relation for a progressive wave.

Principle of superposition of waves, reflection of waves. Standing waves in strings and organ

pipes, fundamental mode and harmonics. Beats.

UNIT 11: ELECTROSTATICS

Electric charges: Conservation of charge. Coulomb's law forces between two point charges,

forces between multiple charges: superposition principle and continuous charge distribution.

Electric field: Electric field due to a point charge, Electric field lines. Electric dipole, Electric

field due to a dipole. Torque on a dipole in a uniform electric field.

Electric flux. Gauss's law and its applications to find field due to infinitely long uniformly

charged straight wire, uniformly charged infinite plane sheet, and uniformly charged thin

spherical shell. Electric potential and its calculation for a point charge, electric dipole and system

of charges; potential difference, Equipotential surfaces, Electrical potential energy of a system of

two point charges and of electric dipole in an electrostatic field. Conductors and insulators.

Dielectrics and electric polarization, capacitors and capacitances, the combination of capacitors

in series and parallel, capacitance of a parallel plate capacitor with and

without dielectric medium between the plates. Energy stored in a capacitor.

UNIT 12: CURRENT ELECTRICITY

Electric current. Drift velocity, mobility and their relation with electric current.. Ohm's law.

Electrical resistance.. V-l characteristics of Ohmic and non-ohmic conductors. Electrical energy

and power. Electrical resistivity and conductivity. Series and parallel combinations of resistors;

Temperature dependence of resistance. Internal resistance, potential difference and emf of a cell,

a combination of cells in series and parallel. Kirchhoff’s laws and their applications. Wheatstone

bridge. Metre Bridge.

UNIT 13: MAGNETIC EFFECTS OF CURRENT AND MAGNETISM

Biot - Savart law and its application to current carrying circular loop. Ampere's law and its

applications to infinitely long current carrying straight wire and solenoid. Force on a moving

charge in uniform magnetic and electric fields. Force on a current-carrying conductor in a

uniform magnetic field. The force between two parallel currents carrying conductors-definition

of ampere. Torque experienced by a current loop in a uniform magnetic field: Moving coil

galvanometer, its sensitivity, and conversion to ammeter and voltmeter. Current loop as a

magnetic dipole and its magnetic dipole moment. Bar magnet as an equivalent solenoid,

magnetic field lines; Magnetic field due to a magnetic dipole (bar magnet) along its

axis and perpendicular to its axis. Torque on a magnetic dipole in a uniform magnetic field. Para-

, dia- and ferromagnetic substances with examples, effect of temperature on magnetic properties.

UNIT 14: ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENTS

Electromagnetic induction: Faraday's law. Induced emf and current: Lenz’s Law, Eddy currents.

Self and mutual inductance. Alternating currents, peak and RMS value of alternating current/

voltage: reactance and impedance: LCR series circuit, resonance: power in AC circuits, wattless

current. AC generator and transformer.

UNIT 15: ELECTROMAGNETIC WA VES

Displacement current. Electromagnetic waves and their characteristics, Transverse nature of

electromagnetic waves, Electromagnetic spectrum (radio waves, microwaves, infrared, visible,

ultraviolet. X-rays. Gamma rays), Applications of e.m. waves.

UNIT 16: OPTICS

Reflection of light, spherical mirrors, morror formula. Refraction of light at plane and spherical

surfaces, thin lens formula and lens maker formula. Total internal reflection and its applications.

Magnification. Power of a Lens. Combination of thin lenses in contact. Refraction of light

through a prism. Microscope and Astronomical Telescope (reflecting and refracting ) and their

magnifying powers. Wave optics: wavefront and Huygens' principle. Laws of reflection and

refraction using Huygens principle. Interference, Young's double-slit experiment and expression

for fringe width, coherent sources, and sustained interference of light. Diffraction due to a single

slit, width of central maximum.. Polarization, plane-polarized light: Brewster's law, uses of

plane-polarized light and Polaroid.UNIT 17: DUAL NATURE OF MATTER AND RADIATION

Dual nature of radiation. Photoelectric effect. Hertz and Lenard's observations; Einstein's

photoelectric equation: particle nature of light. Matter waves-wave nature of particle, de Broglie

relation..

UNIT 18: ATOMS AND NUCLEI

Alpha-particle scattering experiment; Rutherford's model of atom; Bohr model, energy levels,

hydrogen spectrum. Composition and size of nucleus, atomic masses, Mass-energy relation,

mass defect; binding energy per nucleon and its variation with mass number, nuclear fission, and

fusion.

UNIT 19: ELECTRONIC DEVICES

Semiconductors; semiconductor diode: I-V characteristics in forward and reverse bias; diode as a

rectifier; I-V characteristics of LED. the photodiode, solar cell, and Zener diode; Zener diode as

a voltage regulator.. Logic gates (OR. AND. NOT. NAND and NOR).

UNIT 20: EXPERIMENTAL SKILLS

Familiarity with the basic approach and observations of the experiments and activities:

1. Vernier calipers-its use to measure the internal and external diameter and depth of a vessel.

2. Screw gauge-its use to determine thickness/ diameter of thin sheet/wire.

3. Simple Pendulum-dissipation of energy by plotting a graph between the square of amplitude

and time.

4. Metre Scale - the mass of a given object by the principle of moments.

5. Young's modulus of elasticity of the material of a metallic wire.

6. Surf ace tension of water by capillary rise and effect of detergents,

7. Co-efficient of Viscosity of a given viscous liquid by measuring terminal velocity of a given

spherical body,

8. Speed of sound in air at room temperature using a resonance tube,

9. Specific heat capacity of a given (i) solid and (ii) liquid by method of mixtures.

10. The resistivity of the material of a given wire using a metre bridge.

11. The resistance of a given wire using Ohm's law.

12. Resistance and figure of merit of a galvanometer by half deflection method.

13. The focal length of;

(i) Convex mirror

(ii) Concave mirror, and

(ii) Convex lens, using the parallax method.

14. The plot of the angle of deviation vs angle of incidence for a triangular prism.

15. Refractive index of a glass slab using a travelling microscope.

16. Characteristic curves of a p-n junction diode in forward and reverse bias.

17. Characteristic curves of a Zener diode and finding reverse break down voltage.

18. Identification of Diode. LED,. Resistor. A capacitor from a mixed collection of such items.

PHYSICAL CHEMISTRY

UNIT I: SOME BASIC CONCEPTS IN CHEMISTRY

Matter and its nature, Dalton's atomic theory: Concept of atom, molecule, element, and

compound:: Laws of chemical combination; Atomic and molecular masses, mole concept, molar

mass, percentage composition, empirical and molecular formulae: Chemical equations and

stoichiometry.

UNIT 2: ATOMIC STRUCTURE

Nature of electromagnetic radiation, photoelectric effect; Spectrum of the hydrogen atom. Bohr

model of a hydrogen atom - its postulates, derivation of the relations for the energy of the

electron and radii of the different orbits, limitations of Bohr's model; Dual nature of matter, de

Broglie's relationship. Heisenberg uncertainty principle. Elementary ideas of quantum

mechanics, quantum mechanics, the quantum mechanical model of the atom, its important

features. Concept of atomic orbitals as one-electron wave functions: Variation of and 2 with r for

1s and 2s orbitals; various quantum numbers (principal, angular momentum, and magnetic

quantum numbers) and their significance; shapes of s, p, and d - orbitals, electron spin and spin

quantum number: Rules for filling electrons in orbitals – Aufbau principle. Pauli's exclusion

principle and Hund's rule, electronic configuration of elements, extra stability of half-filled and

completely filled orbitals.

UNIT 3: CHEMICAL BONDING AND MOLECULAR STRUCTURE

Kossel - Lewis approach to chemical bond formation, the concept of ionic and covalent bonds.

Ionic Bonding: Formation of ionic bonds, factors affecting the formation of ionic bonds;

calculation of lattice enthalpy.

Covalent Bonding: Concept of electronegativity. Fajan’s rule, dipole moment: Valence Shell

Electron Pair Repulsion (VSEPR ) theory and shapes of simple molecules.

Quantum mechanical approach to covalent bonding: Valence bond theory - its important features,

the concept of hybridization involving s, p, and d orbitals; Resonance.

Molecular Orbital Theory - Its important features. LCAOs, types of molecular orbitals

(bonding, antibonding), sigma and pi-bonds, molecular orbital electronic configurations of

homonuclear diatomic molecules, the concept of bond order, bond length, and bond energy.

Elementary idea of metallic bonding. Hydrogen bonding and its applications.

UNIT 4: CHEMICAL THERMODYNAMICS

Fundamentals of thermodynamics: System and surroundings, extensive and intensive properties,

state functions, types of processes.

The first law of thermodynamics - Concept of work, heat internal energy and enthalpy, heat

capacity, molar heat capacity; Hess’s law of constant heat summation; Enthalpies of bond

dissociation, combustion, formation, atomization, sublimation, phase transition, hydration,

ionization, and solution.

The second law of thermodynamics - Spontaneity of processes; S of the universe and G of

the system as criteria for spontaneity. G (Standard Gibbs energy change) and equilibrium

constant.

UNIT 5: SOLUTIONS

Different methods for expressing the concentration of solution - molality, molarity, mole fraction,

percentage (by volume and mass both), the vapour pressure of solutions and Raoult's Law - Ideal

and non-ideal solutions, vapour pressure - composition, plots for ideal and non-ideal solutions;

Colligative properties of dilute solutions - a relative lowering of vapour pressure, depression of

freezing point, the elevation of boiling point and osmotic pressure; Determination of molecular

mass using colligative properties; Abnormal value of molar mass, van’t Hoff factor and its

significance.

UNIT 6: EQUILIBRIUM

Meaning of equilibrium, the concept of dynamic equilibrium.

Equilibria involving physical processes: Solid-liquid, liquid - gas and solid-gas equilibria,

Henry's law. General characteristics of equilibrium involving physical processes.

Equilibrium involving chemical processes: Law of chemical equilibrium, equilibrium

constants (Kp and Kc) and their significance, the significance of G and G in chemical

equilibrium, factors affecting equilibrium concentration, pressure, temperature, the effect of

catalyst; Le Chatelier’s principle.

Ionic equilibrium: Weak and strong electrolytes, ionization of electrolytes, various concepts of

acids and bases (Arrhenius. Bronsted - Lowry and Lewis) and their ionization, acid-base

equilibria (including multistage ionization) and ionization constants, ionization of water. pH

scale, common ion effect, hydrolysis of salts and pH of their solutions, the solubility of sparingly

soluble salts and solubility products, buffer solutions.

UNIT 7: REDOX REACTIONS AND ELECTROCHEMISTRY

Electronic concepts of oxidation and reduction, redox reactions, oxidation number, rules for

assigning oxidation number, balancing of redox reactions.

Electrolytic and metallic conduction, conductance in electrolytic solutions, molar conductivities

and their variation with concentration: Kohlrausch’s law and its applications.

Electrochemical cells - Electrolytic and Galvanic cells, different types of electrodes, electrode

potentials including standard electrode potential, half - cell and cell reactions, emf of a Galvanic

cell and its measurement: Nernst equation and its applications; Relationship between cell

potential and Gibbs' energy change: Dry cell and lead accumulator; Fuel cells.

UNIT 8: CHEMICAL KINETICS

Rate of a chemical reaction, factors affecting the rate of reactions: concentration, temperature,

pressure, and catalyst; elementary and complex reactions, order and molecularity of reactions,

rate law, rate constant and its units, differential and integral forms of zero and first-order

reactions, their characteristics and half-lives, the effect of temperature on the rate of reactions,

Arrhenius theory, activation energy and its calculation, collision theory of bimolecular gaseous

reactions (no derivation).

INORGANIC CHEMISTRY

UNIT 9: CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

Modem periodic law and present form of the periodic table, s, p. d and f block elements, periodic

trends in properties of elements atomic and ionic radii, ionization enthalpy, electron gain

enthalpy, valence, oxidation states, and chemical reactivity.

UNIT 10: P- BLOCK ELEMENTS

Group -13 to Group 18 Elements

General Introduction: Electronic configuration and general trends in physical and chemical

properties of elements across the periods and down the groups; unique behaviour of the first

element in each group.

UNIT 11: d - and f- BLOCK ELEMENTS

Transition Elements

General introduction, electronic configuration, occurrence and characteristics, general trends in

properties of the first-row transition elements - physical properties, ionization enthalpy, oxidation

states, atomic radii, colour, catalytic behaviour, magnetic properties, complex formation,

interstitial compounds, alloy formation; Preparation, properties, and uses of K2Cr2O7, and

KMnO4.

Inner Transition Elements

Lanthanoids - Electronic configuration, oxidation states, and lanthanoid contraction.

Actinoids - Electronic configuration and oxidation states.

UNIT 12: CO-ORDINATION COMPOUNDS

Introduction to coordination compounds. Werner's theory; ligands, coordination number,

denticity. chelation; IUPAC nomenclature of mononuclear co-ordination compounds, isomerism;

Bonding-Valence bond approach and basic ideas of Crystal field theory, colour and magnetic

properties; Importance of co-ordination compounds (in qualitative analysis, extraction of metals

and in biological systems).

ORGANIC CHEMISTRY

UNIT 13: PURIFICATION AND CHARACTERISATION OF ORGANIC COMPOUNDS Purification

Crystallisation, sublimation, distillation, differential extraction, and

chromatography - principles and their applications.

Qualitative analysis - Detection of nitrogen, sulphur, phosphorus, and halogens.

Quantitative analysis (basic principles only) - Estimation of carbon, hydrogen, nitrogen,

halogens, sulphur, phosphorus.

Calculations of empirical formulae and molecular formulae: Numerical problems in organic

quantitative analysis,

UNIT 14:SOME BASIC PRINCIPLES OF ORGANIC CHEMISTRY

Tetravalency of carbon: Shapes of simple molecules - hybridization (s and p): Classification of

organic compounds based on functional groups: and those containing halogens, oxygen,

nitrogen,

and sulphur; Homologous series: Isomerism - structural and stereoisomerism.

Nomenclature (Trivial and IUPAC)

Covalent bond fission - Homolytic and heterolytic: free radicals, carbocations, and carbanions;

stability of carbocations and free radicals, electrophiles, and nucleophiles.

Electronic displacement in a covalent bond

- Inductive effect, electromeric effect, resonance, and hyperconjugation.

Common types of organic reactions- Substitution, addition, elimination, and rearrangement.

UNITS 15: HYDROCARBONS

Classification, isomerism, IUPAC nomenclature, general methods of preparation, properties, and

reactions.

Alkanes - Conformations: Sawhorse and Newman projections (of ethane): Mechanism of

halogenation of alkanes.

Alkenes - Geometrical isomerism: Mechanism of electrophilic addition: addition of hydrogen,

halogens, water, hydrogen halides (Markownikoffs and peroxide effect): Ozonolysis and

polymerization.

Alkynes - Acidic character: Addition of hydrogen, halogens, water, and hydrogen halides:

Polymerization.

Aromatic hydrocarbons - Nomenclature, benzene - structure and aromaticity: Mechanism of

electrophilic substitution: halogenation, nitration.

Friedel - Craft's alkylation and acylation, directive influence of the functional group in mono-

substituted benzene.

UNIT 16: ORGANIC COMPOUNDS CONTAINING HALOGENS

General methods of preparation, properties, and reactions; Nature of C-X bond; Mechanisms of

substitution reactions.

Uses; Environmental effects of chloroform, iodoform freons, and DDT.

UNIT 17: ORGANIC COMPOUNDS CONTAINING OXYGEN

General methods of preparation, properties, reactions, and uses.

ALCOHOLS, PHENOLS, AND ETHERS

Alcohols: Identification of primary, secondary, and tertiary alcohols: mechanism of dehydration.

Phenols: Acidic nature, electrophilic substitution reactions: halogenation. nitration and

sulphonation. Reimer - Tiemann reaction.

Ethers: Structure.

Aldehyde and Ketones: Nature of carbonyl group; Nucleophilic addition to >C=O group,

relative reactivities of aldehydes and ketones; Important reactions such as - Nucleophilic addition

reactions (addition of HCN. NH3, and its derivatives), Grignard reagent; oxidation: reduction

(Wolf Kishner and Clemmensen); the acidity of -hydrogen. aldol condensation, Cannizzaro

reaction. Haloform reaction, Chemical tests to distinguish between aldehydes and Ketones.

Carboxylic Acids

Acidic strength and factors affecting it,

UNIT 18: ORGANIC COMPOUNDS CONTAINING NITROGEN

General methods of preparation. Properties, reactions, and uses.

Amines: Nomenclature, classification structure, basic character, and identification of

primary, secondary, and tertiary amines and their basic character.

Diazonium Salts: Importance in synthetic organic chemistry.

UNIT 19: BIOMOLECULES

General introduction and importance of biomolecules.

CARBOHYDRATES - Classification; aldoses and ketoses: monosaccharides (glucose and

fructose) and constituent monosaccharides of oligosaccharides (sucrose, lactose, and maltose).

PROTEINS - Elementary Idea of -amino acids, peptide bond, polypeptides. Proteins: primary,

secondary, tertiary, and quaternary structure (qualitative idea only), denaturation of proteins,

enzymes.

VITAMINS – Classification and functions.

NUCLEIC ACIDS – Chemical constitution of DNA and RNA.

Biological functions of nucleic acids.

Hormones (General introduction)

UNIT 20: PRINCIPLES RELATED TO PRACTICAL CHEMISTRY

Detection of extra elements (Nitrogen, Sulphur, halogens) in organic compounds; Detection of

the following functional groups; hydroxyl (alcoholic and phenolic), carbonyl (aldehyde and

ketones) carboxyl, and amino groups in organic compounds.

The chemistry involved in the preparation of the following:

Inorganic compounds; Mohr’s salt, potash alum.

Organic compounds: Acetanilide, p-nitro acetanilide, aniline yellow, iodoform.

The chemistry involved in the titrimetric exercises – Acids, bases and the use of indicators,

oxalic-

acid vs KMnO4, Mohr’s salt vs KMnO4

Chemical principles involved in the qualitative salt analysis:

Cations – Pb2+, Cu2+, Al3+, Fe3+, Zn2+, Ni2+, Ca2+, Ba2+, Mg2+, NH+4

Anions- CO2−, S2-,SO2−NO3-,, NO2-, Cl-, Br-, I- ( Insoluble salts excluded).

Chemical principles involved in the following experiments:1. Enthalpy of solution of CuSO4

2. Enthalpy of neutralization of strong acid and strong base.

3. Preparation of lyophilic and lyophobic sols.

4. Kinetic study of the reaction of iodide ions with hydrogen peroxide at room temperature.

Chemistry

UNIT 1: Diversity in Living World

• What is living? ; Biodiversity; Need for classification;; Taxonomy & Systematics;

Concept of species and taxonomical hierarchy; Binomial nomenclature;

• Five kingdom classification; salient features and classification of Monera; Protista and

Fungi into major groups; Lichens; Viruses and Viroids.

• Salient features and classification of plants into major groups-Algae, Bryophytes,

Pteridophytes, Gymnosperms (three to five salient and distinguishing features and at

least two examples of each category);

• Salient features and classification of animals-nonchordate up to phyla level and chordate

up to classes level (three to five salient features and at least two examples).

UNIT 2: Structural Organisation in Animals and Plants

• Morphology and modifications; Tissues; Anatomy and functions of different parts of

flowering plants: Root, stem, leaf, inflorescence- cymose and recemose, flower, fruit

and seed (To be dealt along with the relevant practical of the Practical Syllabus) Family

(malvaceae, Cruciferae, leguminoceae, compositae, graminae).

• Animal tissues; Morphology, anatomy and functions of different systems (digestive,

circulatory, respiratory, nervous and reproductive) of an insect (Frog). (Brief account

only)

UNIT 3: Cell Structure and Function

• Cell theory and cell as the basic unit of life; Structure of prokaryotic and eukaryotic cell;

Plant cell and animal cell; Cell envelope, cell membrane, cell wall; Cell organelles-

structure and function; Endomembrane system-endoplasmic reticulum, Golgi bodies,

lysosomes, vacuoles; mitochondria, ribosomes, plastids, micro bodies; Cytoskeleton,

cilia, flagella, centrioles (ultra structure and function); Nucleus-nuclear membrane,

chromatin, nucleolus.

• Chemical constituents of living cells: Biomolecules-structure and function of proteins,

carbodydrates, lipids, nucleic acids; Enzymes-types, properties, enzyme action,

classification and nomenclature of anzymes

• B Cell division: Cell cycle, mitosis, meiosis and their significance.

UNIT 4: Plant Physiology

• Photosynthesis: Photosynthesis as a means of Autotrophic nutrition; Site of

photosynthesis take place; pigments involved in Photosynthesis (Elementary idea);

Photochemical and biosynthetic phases of photosynthesis; Cyclic and non cyclic and

photophosphorylation; Chemiosmotic hypothesis; Photorespiration C3 and C4

pathways; Factors affecting photosynthesis.

• Respiration: Exchange gases; Cellular respiration-glycolysis, fermentation (anaerobic),

TCA cycle and electron transport system (aerobic); Energy relations- Number of ATP

molecules generated; Amphibolic pathways; Respiratory quotient.

• Plant growth and development: Seed germination; Phases of Plant growth and plant

growth rate; Conditions of growth; Differentiation, dedifferentiation and

redifferentiation; Sequence of developmental process in a plant cell; Growth regulators-

auxin, gibberellin, cytokinin, ethylene, ABA;

UNIT 5: Human Physiology

• Breathing and Respiration: Respiratory organs in animals (recall only); Respiratory

system in humans; Mechanism of breathing and its regulation in humans-Exchange of

gases, transport of gases and regulation of respiration Respiratory volumes; Disorders

related to respiration-Asthma, Emphysema, Occupational respiratory disorders.

• Body fluids and circulation: Composition of blood, blood groups, coagulation of blood;

Composition of lymph and its function; Human circulatory system-Structure of human

heart and blood vessels; Cardiac cycle, cardiac output, ECG, Double circulation;

Regulation of cardiac activity; Disorders of circulatory system-Hypertension, Coronary

artery disease, Angina pectoris, Heart failure.

• Excretory products and their elimination: Modes of excretion- Ammonotelism,

ureotelism, uricotelism; Human excretory system-structure and fuction; Urine

formation, Osmoregulation; Regulation of kidney function-Renin-angiotensin, Atrial

Natriuretic Factor, ADH and Diabetes insipidus; Role of other organs in excretion;

Disorders; Uraemia, Renal failure, Renal calculi, Nephritis; Dialysis and artificial

kidney.

• Locomotion and Movement: Types of movement- ciliary, fiagellar, muscular; Skeletal

muscle- contractile proteins and muscle contraction; Skeletal system and its functions

(To be dealt with the relevant practical of Practical syllabus); Joints; Disorders of

muscular and skeletal system-Myasthenia gravis, Tetany, Muscular dystrophy, Arthritis,

Osteoporosis, Gout.

• Neural control and coordination: Neuron and nerves; Nervous system in humanscentral

nervous system, peripheral nervous system and visceral nervous system; Generation and

conduction of nerve impulse;

• Chemical coordination and regulation: Endocrine glands and hormones; Human

endocrine system-Hypothalamus, Pituitary, Pineal, Thyroid, Parathyroid, Adrenal,

Pancreas, Gonads; Mechanism of hormone action (Elementary Idea); Role of hormones

as messengers and regulators, Hypo-and hyperactivity and related disorders (Common

disorders e.g. Dwarfism, Acromegaly, Cretinism, goiter, exopthalmic goiter, diabetes,

Addison’s disease).

(Imp: Diseases and disorders mentioned above to be dealt in brief.)

UNIT 6: Reproduction

• Sexual reproduction in flowering plants: Flower structure; Development of male and

female gametophytes; Pollination-types, agencies and examples; Outbreeding devices;

Pollen-Pistil interaction; Double fertilization; Post fertilization events- Development of

endosperm and embryo, Development of seed and formation of fruit; Special modes-

apomixis, parthenocarpy, polyembryony; Significance of seed and fruit formation.

• Human Reproduction: Male and female reproductive systems; Microscopic anatomy of

testis and ovary; Gametogenesis-spermatogenesis & oogenesis; Menstrual cycle;

Fertilisation, embryo development upto blastocyst formation, implantation; Pregnancy

and placenta formation (Elementary idea); Parturition (Elementary idea); Lactation

(Elementary idea).

• Reproductive health: Need for reproductive health and prevention of sexually

transmitted diseases (STD); Birth control-Need and Methods, Contraception and

Medical Termination of Pregnancy (MTP); Amniocentesis; Infertility and assisted

reproductive technologies – IVF, ZIFT, GIFT (Elementary idea for general awareness).

UNIT 7: Genetics and Evolution

• Heredity and variation: Mendelian Inheritance; Deviations from Mendelism-

Incomplete dominance, Co-dominance, Multiple alleles and Inheritance of blood

groups, Pleiotropy; Elementary idea of polygenic inheritance; Chromosome theory of

inheritance; Chromosomes and genes; Sex determination-In humans, birds, honey bee;

Linkage and crossing over; Sex linked inheritance-Haemophilia, Colour blindness;

Mendelian disorders in humans-Thalassemia; Chromosomal disorders in humans;

Down’s syndrome, Turner’s and Klinefelter’s syndromes.

• Molecular basis of Inheritance: Search for genetic material and DNA as genetic

material; Structure of DNA and RNA; DNA packaging; DNA replication; Central

dogma; Transcription, genetic code, translation; Gene expression and regulation- Lac

Operon; Genome and human genome project; DNA finger printing, proteinbiosynthesis.

• Evolution: Origin of life; Biological evolution and evidences for biological evolution

from Paleontology, comparative anatomy, embryology and molecular evidence);

Darwin’s contribution, Modern Synthetic theory of Evolution; Mechanism of evolution-

Variation (Mutation and Recombination) and Natural Selection with examples, types of

natural selection; Gene flow and genetic drift; Hardy-Weinberg’s principle; Adaptive

Radiation; Human evolution.

UNIT 8: Biology and Human Welfare

• Health and Disease; Pathogens; parasites causing human diseases (Malaria, Filariasis,

Ascariasis. Typhoid, Pneumonia, common cold, amoebiasis, ring worm, dengue,

chikungunya); Basic concepts of immunology-vaccines; Cancer, HIV and AIDS;

Adolescence, drug and alcohol abuse.Tobacco abuse

• Microbes in human welfare: In household food processing, industrial production,

sewage treatment, energy generation and as biocontrol agents and biofertilizers.

UNIT 9: Biotechnology and Its Applications

• Principles and process of Biotechnology: Genetic engineering (Recombinant DNA

technology).

• Application of Biotechnology in health and agriculture: Human insulin and vaccine

production, gene therapy; Genetically modified organisms-Bt crops; Transgenic

Animals; Biosafety issues-Biopiracy and patents.

UNIT 10: Ecology and Environment

• Organisms and environmentPopulation interactions-mutualism, competition, predation,

parasitism; Population attributes-growth, birth rate and death rate, age distribution.

• Ecosystem: Patterns, components; productivity and decomposition; Energy flow;

Pyramids of number, biomass, energy

• Biodiversity and its conservation: Concept of Biodiversity; Patterns of Biodiversity;

Importance of Biodiversity; Loss of Biodiversity; Biodiversity conservation; Hotspots,

endangered organisms, extinction, Red Data Book, biosphere reserves, National parks

and sanctuaries, Sacred Groves.

Biology