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NEET Biology Syllabus 2024

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Last updated date: 22nd Jul 2024
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NEET 2024 Biology Syllabus for Medical Entrance Examination - Free PDF Download

NEET 2024 Biology Syllabus for the medical examination in PDF format is available to download on Vedantu.com. Downloading the biology NEET Syllabus PDF will help candidates to prepare for the exam thoroughly & to score more marks in NEET Examination.

NEET Biology Syllabus 2024

Note: Predict your NEET rank effortlessly with our NEET Rank Predictor 2024!

The syllabus is the utmost important part as it helps all the candidates to know about the various topics/subjects on which they must work for the examination. Students can also download the NEET Question Paper, NEET Sample Papers and NEET Important Questions for NEET 2024 exam preparation.

NEET Biology Syllabus Chapter wise

Also check for: How Do I Do Long-Term Memorization for the NEET using syllabus?

Chapters Removed in NEET Biology Syllabus 2024

The National Testing Agency (NTA) has released the NEET Biology syllabus for 2024 with some new updates and revisions. Check the reduced NEET 2024 Biology syllabus below.


Biology Class 11 Deleted Syllabus

Biology Class 12 Deleted Syllabus

Unit

Topics Removed

Unit

Topics Removed

Unit II: Structural Organisation in Animals and Plants

  • Animal tissues; Morphology, anatomy and functions of different systems (digestive, circulatory, respiratory, nervous and reproductive) of an insect (Frog). (Brief account only)

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.

Unit IV: 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.

Unit III: Biology and Human Welfare

  • Improvement in food production; Plant breeding, tissue culture, single cell protein, Biofortification; Apiculture and Animal husbandry.

Unit V: 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, diarrhoea.

Unit V: Ecology and Environment

  • Organisms and environment: Habitat and niche; Population and ecological adaptations

  • Ecosystem Patterns: Nutrient cycling (carbon and phosphorous); Ecological succession; Ecological Services fixation, pollination, oxygen release.

  • Biodiversity and its conservation: Sacred Groves.

  • 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.



New Chapters Added in NEET Biology Syllabus

Topics Added in NEET 2024 Biology Syllabus

Unit

Topics Added

Unit II: Structural Organisation in Animals and Plants

  • Family (malvaceae, Cruciferae, leguminoceae, compositae, graminae)'

Unit VII: Genetics and Evolution

  • Molecular basis of inheritance: Protein biosynthesis

Unit VIII: Biology and Human Welfare

  • Health and Disease: Pathogens; parasites causing human diseases (dengue, chikungunya), Tobacco abuse

Unit X: Ecology and Environment

  • Biodiversity and its conservation: Sacred Groves.



Detailed NEET Biology Syllabus PDF Download

The NTA has set out the NEET Biology Syllabus PDF for 2024. It's important for NEET exam takers because it covers all the topics from Class 11 and Class 12 Biology that will be tested. Knowing this syllabus will guide students on what to study, helping them concentrate on what's important and skip what's not.


Sl. No

Biology Chapters In the NEET 2024 Syllabus

Topic Details

1

Diversity In the Living World

  • What is living?; Biodiversity; Need for classification;; 

  • Taxonomy and Systematics; Concept of species and taxonomical hierarchy; Binomial nomenclature.

  • Five kingdom classifications; 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 fivr salient and distinguishing features and at least 2 examples of each category)

  • Salient features and classification of animals-nonchordate up to phyla level and chordate up to classes level (3-5 salient features and at least 2 examples)

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, leguminosae, compositae, gramineae.)

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, carbohydrates, lipids, nucleic acids; 

  • Enzymes-types, properties, enzyme action, classification and nomenclature of enzymes.

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

4

Plant Physiology

  • Photosynthesis as a means of Autotrophic nutrition; 

  • Site of photosynthesis take place; pigment 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 gasses; 

  • 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 development process in a plant cell;

  • Growth regulators- auxin, gibberellin, cytokinin, ethylene, ABA

5

Human Physiology

  • Breathing and respiratory organs in animals (recall only); 

  • Respiratory system in humans; 

  • Mechanism of breathing and its regulation in human-exchange of gasses, transport of gasses and regulation of respiration  

  • Respiratory volumes; Disorders related to respiratory-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, flagellar, muscular;

  • Skeletal muscle- contractile proteins and muscle contraction;

  • Skeletal system and its functions (To be dealt with the relevant practical of Practice 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;

  • 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, Exophthalmic goiter,diabetes, Addison’s disease.)


*Disease and disorders mentioned above to be dealt in brief*

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 event- 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 and oogenesis;

  • Menstrual cycle;

  • Fertilization, embryo development up to 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 ad Methods, Contraception and Medical Termination of Pregnancy (MTP);

  • Aminocentesis; Infertility and assisted reproductive technologies- IVF, ZIFT, GIFT (Elementary idea for general awareness).

7

Genetics and Evolution

  • Heredity and variation: Mendelian inheritance; Deviations from Mendelism- incomplete dominance, Multiple alleles and inheritance of blood groups, Pleiotropy;

  • Elementary idea of polygenic inheritance;

  • Chromosome theory of inheritance;

  • Chromosome and genes;

  • Sex determination-in humans, birds, honey bee;

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

  • Mendelian disorders in human-Thalassemia; 

  • Chromosomal disorders in human;

  • 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;

  • Packaging;

  • DNA replication;

  • Central dogma;

  • Transcription, genetic code, translation; 

  • Gene expression and regulation- Lac Operon;

  • Genome and human genome project; DNA fingerprinting, protein biosynthesis. 

  • Evolution: Origin of life: Biological evolution and evidence for biological evolution from Paleontology, comparative anatomy, embryology and molecular evidence);

  • Darwin’s contribution, Modern Synthetic theory of Evolution;

  • Mechanism of evolution-Variation 9/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.

8

Biology and Human Welfare

  • Health and Diseases;

  • Pathogens;

  • Parasites causing human diseases (Malaria, Filariasis,Ascariasis. Typhoid, Pneumonia, common cold, amoebiasis, ringworm, 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.

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.

10

Ecology and Environment

  • Organisms and environment 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

  • 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, Nation parks and sanctuaries, Sacred Groves.



NEET Biology Syllabus 2024 For Botany

The NEET Botany Syllabus covers a variety of plant-related subjects. The NEET Botany syllabus is organized into four major sections: biochemistry, cell biology, genetics, and ecology. Important subjects in the Botany NEET UG 2024 syllabus are listed here.


NEET Botany Syllabus For Botany

The Living World

Biological Classification

Plant Kingdom

Morphology of Flowering Plants

Anatomy of Flowering Plants

Cell – The Unit of Life

Biomolecules

Cell Cycle and Cell Division

Transport in Plants

Mineral Nutrition

Photosynthesis in Higher Plants

Respiration in Plants

Plant Growth and Development

Sexual Reproduction in Flowering Plants

Principles of Inheritance & Variation

Molecular Basis of Inheritance

Strategies for Enhancement in Food Production

Biotechnology Principles and Processes

Biotechnology and its Application

Organisms and Populations

Ecosystem

Biodiversity and Conservation

Environmental Issues



NEET Biology Syllabus 2024 For Zoology

The NEET Zoology Syllabus is designed to assess candidates' knowledge of many elements of zoology, including as animal taxonomy, structural organisation, cell structure and function, and human physiology.


The NEET Zoology syllabus covers these main topics, providing a thorough framework for assessing applicants' knowledge and skills in the subject of zoology.


NEET Zoology Syllabus For Botany

Animal Kingdom

Structural Organisation in Animals

Digestion and Absorption

Breathing and Exchange of Gases

Body Fluids and Circulation

Excretory Products and their Elimination

Locomotion and Movement

Neural Control and Coordination

Chemical Coordination and Integration

Reproduction in Organisms

Human Reproduction

Reproductive Health

Evolution

Human Health and Disease

Microbes in Human Welfare



Chapter-wise Weightage for Biology NEET

Before starting their preparation, candidates should familiarise themselves with the chapter-by-chapter weighting of Biology for NEET. An overview of the marks given to each chapter in NEET 2024 Biology is given in the following table.


Class

Biology Important Chapters for NEET 2024

Weightage

XI

Human Physiology

20%

XI

Diversity of the Living World

14%

XI

Structural Organisation in Animals and Plants

9%

XI

Plant Physiology

6%

XI

Cell Structure and Function

5%

XII

Genetics and Evolution

18%

XII

Ecology and Environment 

12%

XII

Reproduction

9%

XII

Biology in Human Welfare

4%

XII

Biotechnology and Its Applications

3%



Important Topics of Class 11 Biology Syllabus for NEET

This section concentrates on the important Class 11 biology syllabus for NEET that are necessary for preparation. These topics have been chosen due to their importance and frequent occurrence in the NEET exam.


Important Topics of Class 11 Biology Syllabus for NEET

Chapter

Important Topics

Plant Kingdom

Types of algae and their pigments

General characters of pteridophytes and gymnosperms

Biological classification

General features of Monera, Protista, Fungi

Structural Organization in Plants and Animals

Root, stem, and leaf anatomy

Animal tissues and their functions, specifically epithelial tissues

Cell: Structure & Functions

Mycoplasma, nucleus, chromosomes, ribosomes, chloroplast, and mitochondria

Meiosis – Prophase I

Plant Physiology

C3, C4 cycle

Kranz anatomy

Glycolysis and Krebs cycle

ETS complexes

Photoperiodism

Transpiration pull

Bulk movement in Phloem

Mineral deficiency & Nitrogen cycle

Animal/Human Physiology

All topics specifically diagrams are very important



Important Topics of NEET Biology Syllabus Class 12

This section concentrates on the important subjects that are necessary for NEET Biology Class 12 preparation. These topics have been chosen due to their importance and frequent occurrence in the NEET exam.


Important Topics of NEET Biology Syllabus Class 12

Chapter

Important Topics

Reproduction

Gametogenesis in plants

Gametogenesis in humans

Reproductive structures in plants and animals

Polyembryony, Parthenocarpy, apomixis

Menstrual cycle

Genetics & Evolution

Dihybrid cross, linkage

Codominance

Pedigree analysis

Genetic disorders

Darwinism and natural selection

Human evolution

Biotechnology

Process and applications

BT cotton, RNAi, Human insulin, Gene therapy, molecular diagnostics

Biology in Human Welfare

Human immunity

AIDS, Cancer

Drugs

Ecology and Environment

Environmental issues

Biogeochemical cycles

Population interactions

Adaptations

Succession



The above-mentioned chapters are available on the Vedantu app or website. Find out the chapters you need to prepare and set your biology study sessions accordingly. 


Books to Refer for NEET Biology 2024

It is always recommended to start the preparation with NCERT. It is the best-suggested book for starting your preparation. Once the preparation with NCERT is done, then you can refer to the other books as well. Below mentioned are the subject wise books.


Sl.No

Book Name

Author

Biology

1

NCERT Biology of Class XI and XII

NCERT

2

Trueman's Objective Biology for NEET - Vol. I & II

Trueman Publication

3

MTG Objective NCERT at your FINGERTIPS - Biology

MTG Editorial Board

4

Concepts of Physics by HC Verma Part I & II with Solutions

H. C. Verma

PCB

1

MTG NEET PYQ Book (Solved)

MTG Editorial Board

2

NEET-UG Physics, Chemistry & Biology Solved Papers

Disha Experts



Conclusion

The NEET 2024 Biology syllabus is crucial for aspirants preparing for the medical entrance exam. It encompasses topics from both Class 11 and Class 12 Biology NCERT textbooks. In 2024, focus should be on understanding fundamental concepts such as genetics, ecology, cell biology, and human physiology. Additionally, attention should be given to recent developments and updates in the field of biology, especially in areas like biotechnology and environmental science.


It's important for students to master diagrams, terminology, and experimental procedures mentioned in the NEET syllabus 2024 PDF Download. Emphasis should also be placed on practicing previous years' question papers and mock tests to improve problem-solving skills and time management during the exam.

FAQs on NEET Biology Syllabus 2024

1. What are the tips to score maximum marks in the NEET Biology exam by referring to NEET 2024 syllabus Biology?

Maximum questions are asked from this subject hence biology is considered the most important component of NEET exams. The most important step that should be taken that helps in the preparation for NEET exams is planning. Students should prepare an effective study plan beforehand and should follow it every day. Also, one wise choice that students can make is to focus mostly on the chapters that contain high weightage. Referring to good books by reputed authors and publications will help the students in scoring good marks as the content available in these books is correct and valid. 

2. What are important chapters in the NEET Biology Syllabus 2024?

The most important chapters in the NEET 2024 syllabus Biology section are human physiology, evolution and genetics, and the diversity of living organisms. This information is derived from the weightage of the chapters which is 20%, 18%, and 14%, respectively. Hence, it is advised for the students to focus more on these chapters and get all their doubts cleared in a systematic manner. Vedantu app or website provides you with effectively revised study material which includes reference notes, diagrams, video modules, etc. that will help you ace your exams.

3. Is NEET Biology hard to crack?

As compared to physics and chemistry exams, biology exams are said to be the easiest. As biology mostly contains diagrams and theoretical concepts it is considered to be easy. In order to learn biology effectively, students should always master the general concepts before tackling the specific ones. Diagrams play an important role in clearing the concepts. The diagrams in biology are each vivid and unique. Hence, they are easy to remember. 

4. How do students avoid exam-related stress?

Although having a strict and disciplined study plan is essential in cracking NEET exams, it is also necessary to take good care of your mental and physical health. Make sure you give yourself time to relax and freshen up your mind. If you have a disturbed or stressed mind anywhere near the time of the examinations, chances are high that you could end up getting panicked during the exams and will be prone to forget everything that you have studied for the exam. It is also highly recommended for the parents and institutes to not pressurize their children/students during exams. 

5. What is more effective to understand the concepts: video modules or books?

While books help you provide proper information about a particular concept, video modules on the other hand provide you with explanations from all the angles which is much more interesting. It also helps you visualise concepts which in turn helps the students in increasing their imagination. Video modules also help in understanding practical concepts like experiments, etc. Video modules also help students in distant learning. Vedantu app or website provides the students with the option of distant learning; to learn and explore concepts from the comfort of their homes!

6. Which biology chapters have more weightage in NEET?

Chapters with higher weightage typically include those covering Human Physiology, Genetics and Evolution, Ecology, and Plant Physiology. However, it's essential to prepare thoroughly for all topics as NEET can be unpredictable.

7. How many chapters are there in Bio NEET 2024?

The number of chapters can vary slightly based on different interpretations of the syllabus. Generally, there are around 21 to 22 chapters covering both Class 11 and Class 12 Biology.

8. What are the new changes in NEET Biology syllabus 2024?

The NEET Biology syllabus for 2024 may include updates or modifications to existing topics, but significant changes are uncommon. It's essential to refer to the latest official NEET syllabus released by the National Medical Commission (NMC) or the National Testing Agency (NTA) for accurate information.

9. Is NEET 2024 syllabus reduced by NMC?

Any reduction in the NEET syllabus would be announced by the National Medical Commission (NMC) or the responsible authorities. As of now, if there are any changes to the syllabus for NEET 2024, it's crucial to refer to official announcements from these bodies for accurate information.