NEET Biology Syllabus 2020 Pdf – Check Important Topics For Class 11 and 12

NEET Biology Syllabus 2020 – From this page, you can download NEET 2020 Biology syllabus. It has been released by NTA at its official website, ntaneet.nic.in. The syllabus for NEET Biology consist of topics from Class 11th and 12th. Biology is considered one of the easiest section in this national level test. To prepare for the Biology section, candidates must study from NCERT first only after this they should refer to other section. Check more information on NEET Biology Syllabus 2020 from this page.

NEET Biology Syllabus 2020

NEET Biology syllabus covers topics from both zoology and botany. Candidates can download the complete NEET Bio syllabus pdf from the direct link below.

Click Here for NEET Biology Syllabus 2020

NEET 2020 Biology Syllabus Overview

The syllabus for Biology consist of topics from Zoology and Botany from Class 11th and 12th only. In this subject, a lot of terminologies and definitions are to be learnt. To get a good position in the exam, it is necessary that a candidate must have a systematic, thorough and constant understanding of these concepts.

NEET 2020 Biology Syllabus Class 11 – Botany and Zoology

Unit I – Diversity in Living World

• What is living? ; Biodiversity; Need for classification; Three domains of life; Taxonomy & Systematic; Concept of species and taxonomical hierarchy; Binomial nomenclature; Tools for study of Taxonomy — Museums, Zoos, Herbaria, Botanical gardens.
• 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 and Angiosperms (three to five salient and distinguishing features and at least two examples of each category); Angiosperms- classification up to class, characteristic features and examples).
• 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 racemose, flower, fruit and seed (To be dealt along with the relevant practical of the Practical Syllabus).
• Animal tissues; Morphology, anatomy and functions of different systems (digestive, circulatory, respiratory, nervous and reproductive) of an insect (cockroach). (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 (ultrastructure and function); Nucleus-nuclear membrane, chromatin, nucleolus.
• Chemical constituents of living cells: Biomolecules-structure and function of proteins, carbohydrates, lipids, nucleic acids; Enzymes-types, properties, enzyme action.
• B Cell division: Cell cycle, mitosis, meiosis and their significance.

Unit 4 – Plant Physiology

• Transport in plants: Movement of water, gases and nutrients; Cell to cell transport-Diffusion, facilitated diffusion, active transport; Plant — water relations — imbibition, water potential, osmosis, plasmolysis; Long distance transport of water— Absorption, apoplast, symplast, transpiration pull, root pressure and guttation; Transpiration-Opening and closing of stomata; Uptake and translocation of mineral nutrients-Transport of food, phloem transport, Mass flow hypothesis; Diffusion of gases (brief mention).
• Mineral nutrition: Essential minerals, macro and micronutrients and their role; Deficiency symptoms; Mineral toxicity; Elementary idea of Hydroponics as a method to study mineral nutrition; Nitrogen metabolism-Nitrogen cycle, biological nitrogen fixation.
• 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; Seed dormancy; Vernalisation; Photoperiodism.

Unit 5 – Human Physiology

• Digestion and absorption; Alimentary canal and digestive glands; Role of digestive enzymes and gastrointestinal hormones; Peristalsis, digestion, absorption and assimilation of proteins, carbohydrates and fats; Caloric value of proteins, carbohydrates and fats; Egestion; Nutritional and digestive disorders — PEM, indigestion, constipation, vomiting, jaundice, diarrhea.
• 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 function; 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, flagella, 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 humans- central nervous system, peripheral nervous system and visceral nervous system; Generation and conduction of nerve impulse; Reflex action; Sense organs; Elementary structure and function of eye and ear.
• 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, exophthalmic goiter, diabetes, Addison’s disease).

NEET 2020 Biology Syllabus Class 12th – Botany and Zoology

UNIT I: Reproduction

• Reproduction in organisms: Reproduction, a characteristic feature of all organisms for continuation of species; Modes of reproduction — Asexual and sexual; Asexual reproduction; Modes-Binary fission, sporulation, budding, gemmule, fragmentation; vegetative propagation in plants.
• 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 II: 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.
• 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 III: Biology and Human Welfare

• Health and Disease; Pathogens; parasites causing human diseases (Malaria, Filariasis, Ascariasis. Typhoid, Pneumonia, common cold, amoebiasis, ring worm); Basic concepts of immunology-vaccines; Cancer, HIV and AIDS; Adolescence, drug and alcohol abuse.
• Improvement in food production; Plant breeding, tissue culture, single cell protein, Bio fortification; Apiculture and Animal husbandry.
• Microbes in human welfare: In household food processing, industrial production, sewage treatment, energy generation and as biocontrol agents and biofertilizers.

UNIT IV: 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 V: Ecology and environment

• Organisms and environment: Habitat and niche; Population and ecological adaptations; Population 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; Nutrient cycling (carbon and phosphorous); Ecological succession; Ecological Services-Carbon fixation, pollination, oxygen release.
• 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.
• Environmental issues: Air pollution and its control; Water pollution and its control; Agrochemicals and their effects; Solid waste management; Radioactive waste management; Greenhouse effect and global warning; Ozone depletion; Deforestation; Any three case studies as success stories addressing environmental issues.

NEET 2020 Biology Distribution of Question

Based on previous year exam analysis, candidates can check the distribution of question for Class 11th and 12th from the table below.

Topics	Number of Questions	Topics	Number of Questions
The principal of Inheritance and Variation	6	Ozone Depletion	3
Biological Classification	5	Kingdom Plantae	3
Sexual Reproduction in Flowering Plants	6	Examples of Ozone Depletion	3
Molecular Basis of Inheritance	5	Meiosis	2
Breathing and Exchange of Gases	5	Structure of Pollen Grain	2
Organism and population	4	Pollination	2
Human Reproduction	4	Excretory Products	2
Morphology of Flowering Plants	4	Cellular Respiration and Disorder of Respiration	4
Environmental Issues	4	Basis of Animal Kingdom	2

Important Topics for NEET Biology 2020

The biology section is one of the most scoring section amongst all. Furthermore, it also plays an important role in determining the success of students in the entrance exam. Given below are the important topics for Biology section:

Important Topics in Zoology

• Animal Diversity
• Animal Husbandry
• Human Health and Diseases
• Evolution
• Animal Tissue
• Cockroach
• Human Physiology
• Human reproduction

Important Topics in Botany

• Cell Biology and Division
• Plant Anatomy
• Plant Physiology
• Ecology
• Bio-molecule
• Genetics and Biotechnology
• Plant Diversity
• Plant Morphology & Reproduction
• Biology in Human Welfare

NEET 2020 Mock Test

Candidates preparing for NEET 2020 can practice mock tests form the table provided here.

NEET 2020 Subject	English Mock Test	Hindi Mock Test
Physics	Practice Here	Practice Here
Chemistry	Practice Here	Practice Here
Botany	Practice Here	Practice Here
Zoology	Practice Here	Practice Here
Full Test	Practice Here	Practice Here

Best Books for NEET 2020 Biology

Aspirants preparing for NEET 2020 biology exam, can refer the below given books for biology preparation.

Trueman’s Objective Biology for NEET	Buy Online
Objective Biology for NEET and AIIMS	Buy Online
29 Years NEET AIPMT Topic wise Solved Papers Biology	Buy Online
Daily Practice Problem (DPP) Sheets	Buy Online
ACE Biology for NEET / AIIMS Medical Entrance Exam	Buy Online
Dinesh Objective Biology	Buy Online
Pradeep’s Objective Biology	Buy Online
Biology NEET Question Bank	Buy Online
Modern’s ABC Objective Biology for NEET	Buy Online

Preparation Tips For NEET 2020

NEET is one of the most competitive exam in the country. so, candidates are required to understand the depth of syllabus and the kind of question asked in the exam. Therefore, effective preparation begin with understanding the syllabus and strategy for preparation. For preparing biology subject, aspirants can refer to below given tips.

1. Syllabus: Preparation of every exam begin with understanding the Syllabus and the topics to be asked in the exam. For biology preparation, candidates need to check topics covered under biology syllabus.
2. Understand concepts: For Biology, it is vital to go in the depth of the given concepts and learn all the basic and important terms. Candidates must remember all the biology terms.
3. Structures and Flowcharts: In biology, structures and flow charts are very crucial part of preparation. Students must practice all the structures and flow charts to understand the comprehensive process till the time of examination.
4. Descriptive information: Try to focus on descriptive information, and describe it in a manner provided with examples. Try to support your answers with lots of examples for better clarity of concepts.
5. Time Management: Time management is a very important aspect of complete preparation process. Time distribution for each subject or topic is as important. If a candidates gives the right amount of time to a particular subject, it can boost the preparation.
6. Note Making: Short note making is a very good habit as it helps while doing the revision. It is also advisable to list all the important formula and their application because it’s also helpful while doing revision. 

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