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NEET (UG) Biology Syllabus: Check the Latest Syllabus

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NEET (UG) Biology Syllabus 2026 PDF Download

Candidates must be familiar with the NEET (UG) Biology Syllabus to pursue further Biology education. Click here to access the NEET (UG) Biology Syllabus 2026 PDF.


NEET (UG) Biology Syllabus 2026

The NEET (UG) Biology Syllabus for the NEET (UG) 2026 is available by the CBSE. The NEET (UG) Biology Syllabus is available for review from the link below. The NEET (UG) 2026 Biology syllabus defines and describes each unit covered on the NEET (UG) 2026 Biology exam.

Academic year:

Medical Entrance Exam Biology Revised Syllabus

Units and Topics

#Unit/TopicWeightage
1  Class 11 
🞽Unit-1: Diversity in Living World-
1  The Living World 
2  Biological Classification 
3  Plant Kingdom 
4  Animal Kingdom 
🞽Unit-2: Structural Organisation in Plants and Animals-
5  Morphology of Flowering Plants 
6  Anatomy of Flowering Plants 
7  Structural Organisation in Animals 
🞽Unit-3: Cell Structure and Function-
8  Cell The Unit of Life 
9  Biomolecules 
10  Cell Cycle and Cell Division 
🞽Unit-4: Plant Physiology-
11  Photosynthesis in Higher Plants 
11  Transport in Plants 
12  Respiration in Plants 
12  Digestion and Absorption 
13  Plant Growth and Development 
14  Breathing and Exchange of Gases 
15  Body Fluids and Circulation 
🞽Unit-5: Human Physiology -
16  Excretory Products and Their Elimination 
17  Locomotion and Movement 
18  Neural Control and Coordination 
19  Chemical Coordination and Integration 
33  Mineral Nutrition 
2  Class 12 
🞽Unit-6: Reproduction-
20  Sexual Reproduction in Flowering Plants 
21  Human Reproduction 
22  Reproductive Health 
🞽Unit-7: Genetics and Evolution-
23  Principles of Inheritance and Variation 
23  Reproduction in Organisms 
24  Molecular Basis of Inheritance 
25  Evolution 
🞽Unit-8: Biology and Human Welfare-
26  Human Health and Diseases 
27  Microbes in Human Welfare 
🞽Unit-9: Biotechnology and its Applications-
28  Biotechnology - Principles and Processes 
29  Biotechnology and Its Application 
🞽Unit-10: Ecology and Environment-
30  Organisms and Populations 
31  Ecosystem 
32  Biodiversity and Conservation 
33  Strategies for Enhancement in Food Production 
38  Environmental Issues 
 Total -
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Syllabus

1: Class 11 [Revision]

Medical Entrance Exam Biology Syllabus
🞽 Unit-1: Diversity in Living World
1 The Living World [Revision]
2 Biological Classification [Revision]
3 Plant Kingdom [Revision]
4 Animal Kingdom [Revision]
🞽 Unit-2: Structural Organisation in Plants and Animals
5 Morphology of Flowering Plants [Revision]
6 Anatomy of Flowering Plants [Revision]
7 Structural Organisation in Animals [Revision]
🞽 Unit-3: Cell Structure and Function
8 Cell The Unit of Life [Revision]
9 Biomolecules [Revision]
10 Cell Cycle and Cell Division [Revision]
🞽 Unit-4: Plant Physiology
11 Photosynthesis in Higher Plants [Revision]
11 Transport in Plants [Revision]
  • Introduction of Transport in Plants  
  • Diffusion  
    • Definition: Diffusion
  • Absorption and Conduction of Water and Minerals  
    • Comparison of Different Transport Processes  
  • Turgidity and Flaccidity (Plasmolysis)  
    • Definition: Turgid
    • Definition: Turgidity
    • Definition: Turgor Pressure
    • Definition: Wall Pressure
    • Definition: Plasmolysis
    • Definition: Flaccidity
  • Imbibition  
    • Definition: lmbibition
  • Plant Water Relation  
  • Long Distance Transport of Water  
    • Plants Absorb Water  
      • apoplast pathway
      • symplast pathway
    • Water Movement up a Plant  
      • Root Pressure and Guttation
      • Transpiration pull
  • Transpiration - Transpiration and Photosynthesis – a Compromise  
  • Uptake and Transport of Mineral Nutrients  
    • Uptake of mineral ions
    • Active absorption
    • Translocation of Mineral Ions
  • Phloem Transport - Flow from Source to Sink  
  • Phloem Transport - Pressure Flow Or Mass Flow Hypothesis  
  • Diffusion of Gases  
12 Respiration in Plants [Revision]
12 Digestion and Absorption [Revision]
  • Introduction of Digestion and Absorption  
  • Alimentary Canal  
    • Alimentary canal
    • The human alimentary canal consists following parts:
    1. Buccal (oral) cavity
      a) Mouth
      b) Teeth - thecodont, Diphyodont, enamel, Types of Teeth: Incisors, Canines, Premolars, Molars, Dental Formula → Arrangement of teeth in each half of the upper and lower jaw
      c) Tongue
    2. Pharynx
    3. Oesophagus (food pipe)
    4. Stomach: Cardiac region, Fundic region, Body (Main central region), Pyloric region.
    5. Small Intestine: Duodenum, Jejunum, IIleum
    6. Large Intestine: Caccum, Colon, Rectum, Anal canal
    7. Anus: Wall of Alimentary canal
      i) Serosa
      ii) Muscularis
      iii) Submucosa
      iv) Mucosa
  • Digestive Glands  
    • Digestive Glands
    1. Salivary gland:
      a) Parotid gland
      b) Subligual gland
      c) Submaxillary/ Submandibular gland
    2. Liver
    3. Gall bladder
    4. Pancreas
  • Role of Digestive Enzymes and Gastrointestinal Hormones  
    • In Buccal Cavity: Constituents of saliva, Salivary amylase, Lysozyme
    • In Stomach:
      a) Gastric glands: Chief/ peptic (zymogen cells), Oxyntic/ parietal cells, Mucus neck cells, Gastric Juice, gastric secretion
    • In Small Intestine: Intestinal juice (Succus entericus)
      a) Role of bite in fat digestion
      b) Role of Pancreatic Juice
      ⇒ In carbohydrate digestion
      ⇒ In protein digestion
      ⇒ In fat digestion
      ⇒ In Nucleic acid digestion
      c) Role of intestinal juice indigestion
      ⇒ In carbohydrate digestion
      ⇒ In protein digestion
      ⇒ In fat digestion
      ⇒ In Nucleic acid digestion
    • Large Intestine
      ⇒ Neural and hormonal control on digestion process
  • Peristalsis, Digestion, Absorption and Assimilation of Proteins, Carbohydrates and Fats  
    • Absorption
    • It is carried out by various processes:
    1. Passive Absorption
      ⇒ Process
      a) Simple diffusion
      b) Osmosis
      c) Facilitated transport
    2. Active absorption
    • Absorption of fatty acids and glycerol
    • Absorption in different parts of the alimentary canal
    • Assimilation
  • Calorific Values of Proteins  
  • Calorific Values of Carbohydrates  
  • Calorific Values of Fats  
  • Digestion of Food  
  • Absorption of Digested Products  
    • Absorption of substances takes place in different parts of the alimentary canal, like mouth, stomach, small intestine and large intestine
  • Egestion of Food  
  • Nutritional and Digestive Tract Disorders  
13 Plant Growth and Development [Revision]
14 Breathing and Exchange of Gases [Revision]
15 Body Fluids and Circulation [Revision]
🞽 Unit-5: Human Physiology
16 Excretory Products and Their Elimination [Revision]
17 Locomotion and Movement [Revision]
18 Neural Control and Coordination [Revision]
19 Chemical Coordination and Integration [Revision]
33 Mineral Nutrition [Revision]
  • Methods to Study the Mineral Requirements of Plants  
    • Hydroponics
  • Essential Mineral Elements  
    • Criteria for Essentiality
    • Two types of essential minerals based on their quantitative requirements
      1) Macronutrients
      2) Micronutrients (Trace Elements)
    • Deficiency Symptoms of Essential Elements  
    • Toxicity of Micronutrients  
  • Soil as Reservoir of Essential Elements  
  • Metabolism of Nitrogen  
    • Biological Nitrogen Fixation  

2: Class 12 [Revision]

Medical Entrance Exam Biology Syllabus
🞽 Unit-6: Reproduction
20 Sexual Reproduction in Flowering Plants [Revision]
21 Human Reproduction [Revision]
22 Reproductive Health [Revision]
🞽 Unit-7: Genetics and Evolution
23 Principles of Inheritance and Variation [Revision]
23 Reproduction in Organisms [Revision]
24 Molecular Basis of Inheritance [Revision]
25 Evolution [Revision]
🞽 Unit-8: Biology and Human Welfare
26 Human Health and Diseases [Revision]
27 Microbes in Human Welfare [Revision]
🞽 Unit-9: Biotechnology and its Applications
28 Biotechnology - Principles and Processes [Revision]
29 Biotechnology and Its Application [Revision]
🞽 Unit-10: Ecology and Environment
30 Organisms and Populations [Revision]
31 Ecosystem [Revision]
32 Biodiversity and Conservation [Revision]
33 Strategies for Enhancement in Food Production [Revision]
38 Environmental Issues [Revision]
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