# Mizoram Board Class 12 Syllabus 2021-22

The syllabus is significant for students as it helps them to get an overview of the course, the subjects taught as well as expectations from them during an academic year. The Mizoram Board Class 12 Syllabus for each subject will also give an insight into the concepts and topics taught in a subject. Meanwhile, here for the convenience of the students, we have also provided the PDF links to download the MBSE Class 12 Syllabus of subjects like Maths, Physics, Chemistry and Biology.

Click on the pdf links to access the Mizoram Board Class 12 Syllabus of the Science stream.

## Mizoram Board Class 12 Maths 2021-2022

Class 12 Maths is an important subject and acing it needs a lot of practice. The subject covers a lot of crucial concepts such as Relations and Functions, Algebra,Â Calculus, Vectors and Three-Dimensional Geometry and many more. Check out deleted portions from last year.

### Mizoram Board Class 12 Maths Deleted Portion 2020-2021

 Unit Topic / Portion deleted for 2020-2021 academic session I-Relations and Functions 1. Relations and Functions: Composite functions, Inverse of a functions, binary operationsÂ  2. Inverse Trigonometric Functions: Graph of inverse trigonometric function. Elementary properties of inverse trigonometric functions. II-Algebra 1. Matrices: Concept of elementary row and column operation, Invertible matrices and proof of uniqueness of inverse if it exists.Â  2. Determinants: Properties of determinants, consistency, inconsistency and number of solutions of system of linear equations by examples.Â III-Calculus 1. Continuity and Differentiability: Rolleâ€™s and Lagrangeâ€™s Mean Value Theorem (Without proof) and their geometric interpretation.Â  2. Applications of Derivatives: Rate of change of bodies, use of derivatives in approximation.Â  3. Integrals: Definite integral as limit of sumÂ  4. Applications of the Integrals: Area between the two above-said curves (For eg. Area between Parabola and Circle etc.)Â  5. Differential Equations: Formation of differential equation whose general solution is given, Solution of linear differential equation of the type dx/dy+Px=Q; where P and Q are function of y or constantÂ IV-Vectors and three-dimensional geometryÂ 1. Vectors: Scalar triple product of vectors, projection vector on a lineÂ  2. Three-dimensional geometry: Angle between (i) two lines (ii) two planes (iii) a line and a plane. Distance of a point from a plane VI-Probability Mean and variance of random variable, Binomial distribution, Repeated independent (Bernoulli) trials.

## Mizoram Board Class 12 Physics 2021-22

Physics is a complex subject and a student aiming to score high marks in this subject will have to master all the important concepts of the subject. Some of the major concepts taught as per Class 12 Physics 2020-21 syllabus include Electrostatics, Current Electricity, Optics, Electronic Devices and so on. Find the deleted portions from last year, here.

### Mizoram Board Class 12 Physics (Theory) Deleted Portion 2020-2021

 Unit Topic / Portion deleted for 2020-2021 academic session Unit I: Electrostatics Application of Gauss theorem to find field due to uniformly charged infinite plane sheet and uniformly charged thin spherical shell (field-inside and outside).Â  Van de Graff generator. Unit II: Current Electricity Carbon resistors, colour code for carbon resistors. Series and parallel combinations of resistors. Measurement of internal resistance of a cell. Unit III: Magnetic Effects of Current and Magnetism Cyclotron. Magnetic field intensity due to a magnetic dipole (bar magnet) along its axis and perpendicular to its axis. Torque on a magnetic dipole (bar magnet) in a uniform magnetic field.Â  Para-, dia-, and ferro- magnetic substances, with examples. Electromagnets and factors affecting their strengths. Permanent magnets Unit IV: Electromagnetic Induction and Alternating Currents Power factor, wattless current Unit V: Electromagnetic Waves Basic idea of displacement current. (Need for displacement current.) Unit VI: Optics Reflection of light, spherical mirrors, mirror formula.. Scattering of light â€” blue colour of the sky and reddish appearance of the sun at sunrise and sunset.Â  Human eye, image formation and accommodation, correction of eye defects (myopia and hypermetropia) using lenses. Resolving power of microscopes and astronomical telescopes.Â  Polarisation, plane polarised light; Brewsterâ€™s law, uses of plane polarised light and Polaroids.Â Unit VlI: Dual Nature of Matter and Radiation Davisson-Germer experiment. Unit VIII: Atoms and Nuclei Radioactivity â€” alpha, beta and gamma particles/rays and their properties; radioactive decay law.Â  Binding energy per nucleon and its variation with mass numberÂ Unit IX : Electronic Devices Zener diode; Zener diode as a voltage regulator. Junction transistor, transistor action, characteristics of a transistor; transistor as an amplifier (common emitter configuration) and oscillator. Logic gates (OR, AND, NOT, NAND and NOR). Transistor as a switch. Unit X: Communication Systems Elements of a communication system (block diagram only); bandwidth of signals (speech, TV and-digital data), bandwidth of transmission medium. Propagation of electromagnetic waves in the atmosphere, sky and space wave propagation. Need for modulation-Production and detection of an amplitude-modulated wave.

### Mizoram Board Class 12 Physics (Practical) Deleted Portion 2020-2021

Section A
Activities
1. To measure the resistance and impedance of an inductor with or without iron core.
2. To measure resistance, voltage (ac/dc), current (ac) and check continuity of a given circuit using multimeter.
3. To assemble a household circuit comprising three bulbs, three (on/off) switches, a fuse and a power source.
4. To assemble the components of a given electrical circuit.
5. To study the variation in potential drop with length of a wire for a steady current.
6. To draw the diagram of a given open circuit comprising at least a battery, resistor/rheostat, key, ammeter and voltmeter. Mark the components that are not connected in proper order and correct the circuit and also the circuit diagram.
Section B
Activities
1. To identify a diode, an LED, a transistor, and IC, a resistor and a capacitor from mixed collection of such items.
2. Use of multimeter to (i) identify base of transistor, (ii) distinguish between npn and pnp type a transistors, (iii) see the unidirectional flow of current in case of a diode and an LED, (iv)check whether a given electronic component (e.g. diode, transistor or IC) is in working order.
3. To study effect of intensity of light (by varying distance of the source) on an LDR.
4. To observe refraction and lateral deviation of a beam of light incident obliquely on a glass slab.
5. To observe polarization of light using two polaroids.
6. To observe diffraction of light due to a thin slit.
7. To study the nature and size of the image formed by (i) convex lens (ii) concave mirror, on a screen by using a candle and a screen (for different distances of the candle from the lens/mirror).
8. To obtain a lens combination with the specified focal length by using two lenses from the given set of lenses.

## Mizoram Board Class 12 Chemistry 2021-22

Chemistry can be an interesting subject as it deals with a wide range of concepts ranging from the classification of solids, types of solutions to redox reactions, Chemical kinematics, types of emulsion and Haloalkenes and much more. These concepts and topics are covered in the syllabus and students are asked to study them well. Deleted concepts from last year are given below.

### Mizoram Board Class 12 Chemistry Deleted Portion 2020-2021

 Unit Topic / Portion deleted for 2020-2021 academic session I Electrical and magnetic properties, Band theory of metals ,conductors, semiconductors and insulators and n and p type semiconductors. II SolutionsÂ  Abnormal molecular mass, Vant-Hoff factor III ElectrochemistryÂ  Laws of electrolysis (elementary idea), dry cellâ€”electrolytic cells and Galvanic cells; lead accumulator, fuel cells; corrosion. IV Chemical KineticsÂ  Concept of collision theory (elementary idea, no mathematical treatment). Activation energy, Arrhenius equation V Surface ChemistryÂ  Catalysis: homogenous and heterogeneous, activity and selectivity; enzyme catalysis; emulsions â€” types of emulsions VI General Principles and Processes of Isolation of ElementsÂ  Principles and methods of extractionâ€” concentration, oxidation, reduction electrolytic method and refining; occurrence and principles of extraction of aluminium, copper, zinc and iron.Â VlI p-Block ElementsÂ  Group 15 element: Oxides of nitrogen (Structure -only); Phosphorous-allotropic forms; compounds of phosphorous: preparation and properties of phosphene, halides (PCl3, PCl5) and oxoacids (elementary idea only).Â  Group 15 element : Preparation, sulphuric acid: industrial process of manufacture VIII d -and f- Block ElementsÂ  Preparation and properties of K2Cr2 07 and KMnO4 .Â  Lanthanoids – chemical reactivity. Actinoids – Electronic configuration, oxidation states and comparison with lanthanoids IX Coordination Compounds isomerism (structural and stereo) importance of coordination compounds (in qualitative analysis, extraction of metals and biological systems). X Haloalkanes and HaloarenesÂ  Uses and environmental effects of – dichloromethane, trichloromethane, tetrachloromethane, iodoform, freons, DDT. XI Alcohols, Phenols and EthersÂ  Alcohols : uses, with special reference to methanol and ethanol.Â XIII Organic Compounds Containing Nitrogen Diazonium salts: Preparation, chemical reactions and importance in synthetic organic chemistry.Â XIV Biomolecules Carbohydrates – oligosaccharides (sucrose,-lactose, maltose), polysaccharides (starch, cellulose, glycogen): importance.Â  Proteins â€“ enzymesÂ  Hormones â€“ Elementary idea (excluding structure).Â  Vitamins â€“ Classification and functions.Â XV PolymersÂ  Classification â€” Natural and synthetic, methods of polymerization (addition and condensation),. copolymerization. Some important polymers: natural and synthetic like polythene, nylon, polyesters, bakelite; rubber Biodegradable and non-biodegradable polymers.Â XVI Chemistry in Everyday LifeÂ  1. Chemicals and medicines â€” analgesics, tranquilizers, antiseptics, disinfectants, antimicrobials, antifertility drugs, antibiotics, antacids, antihistamines.Â  2. Chemicals in food â€” preservatives, artificial sweetening agents, elementary idea of antioxidants.Â  3. Cleansing agents – soaps and detergents, cleansing action.Â

## Mizoram Board Class 12 Biology 2021-22

The syllabus of Biology will give the students an idea about the topics covered in class, and they can prepare for the exams based on it. Deleted portions from last year are also mentioned below, in this article.

### Mizoram Board Class 12 Biology (Theory) Deleted Portion 2020-21

 Unit Topic / Portion deleted for 2020-2021 academic session I 1.Reproduction in organismsÂ  1.2. ReproductionÂ  1.3. Characteristic features of Asexual Reproduction (Fission, Budding, Sporulation, Fragmentation, Vegetative Propagation)Â II Genetics and EvolutionÂ  Chapter 7: EvolutionÂ  7.1. Origin of the EarthÂ  7.2. Theories on the Origin of life (Origin of life by special creation, spontaneous generation of life, Cosmic origin of life)Â  7.3. Evidence for evolutionÂ  7.4. Examples of evolution by natural selectionÂ  7.5. Adaptive RadiationsÂ  7.7. Important conceptsÂ  7.8. Geological time scaleÂ  7.10 Origin and evolution of ManÂ VIII Biology and Human WelfareÂ  Chapter 9: Strategies for Enhancement in food productionÂ  9.1. Animal HusbandryÂ  9.2. Plant BreedingÂ  9.5. Single Cell Protein (SCP)Â  9.6. Plant Tissue Culture X Ecology and EnvironmentÂ  Chapter 14: EcosystemÂ  14.2. ProductivityÂ  14.3. DecompositionÂ  14.4. Energy flowÂ  14.5. Ecological Pyramids 14.6. Ecological SuccessionÂ  Chapter 16: Environmental IssuesÂ  16.5. Solid WastesÂ  16.7. 3. Control of Radioactive PollutionÂ  16.8 1. The Greenhouse EffectÂ  2. Global WarmingÂ  3. Depletion of OzoneÂ  16.9. Ozone depletion in the Stratosphere 16.11. Deforestation

### Mizoram Board Class 12 Biology (Practical) Deleted Portion 2020-21

A: List of Experiments
1. Study the presence of suspended particulate matter in air at two widely different sites.
2. Study the Plant population density by quadrat method.
3. Study the Plant population frequency by quadrat method.
B. Study/Observe of the following (spotting)
1. Pollen germination on stigma through a permanent slide or scanning electron
micrograph
2. Mendelian inheritance using seeds of different colour/sizes of any plant.
3. Controlled pollination â€“ emasculation, tagging and bagging.

### Mizoram Board Class 12 Syllabus 2019- Science Stream PDFs

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