NEET Botany Syllabus 2025

S.No.

Name of the Unit

Topics

1.

The living world

What is living?; Biodiversity; Need for classification;: Taxonomy & Systematics; Concept of species and taxonomic hierarchy; Binomial nomenclature

2.

Biological classification

Five kingdom classifications: salient features and classification of Monera: Protista and Fungi into major groups: Lichens; Viruses and Viroids.

3.

Plant kingdom

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 class level (three to five salient features and at least two examples)

4.

Morphology of flowering 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) Family (malvaceae, Cruciferae, leguminoceae, compositae, gramineae).

5.

Anatomy of flowering plants

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

6.

Cell the unit of life

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.

7.

Cell cycle and cell division

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, meiosis and their significance.

8.

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;

S.no

Name of the Chapter

Topic

1.

Sexual reproduction in flowering plants

Flower structure; Development of male and female gametophytes; Pollination-types, agencies and examples; Outbreeding devices; Pollen-Pistil interaction; Double fertilisation; Post fertilisation events- Development of endosperm and embryo, Development of seed and formation of fruit; Special modes apomixis, parthenocarpy, polyembryony; Significance of seed and fruit formation.

2.

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 fingerprinting, protein biosynthesis.

3.

Principles and process of Biotechnology

Genetic engineering (Recombinant DNA technology)

4.

Ecosystem

Pattems, 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

NEET Biology Syllabus 2025 Weightage

Chapters/Topics

Average No. of Questions Based on 5 Years Analysis

Weightage (%)

NEET Chapter Wise Weightage 2025 for Botany

Biodiversity and Conservation

2

4%

Anatomy of Flowering Plants

3

7%

Cell : The Unit of Life

2

5%

Respiration in Plants

2

4%

Microbes in Human Welfare

2

4%

Cell Cycle and Cell Division

4

9%

Molecular Basis of Inheritance

6

14%

Principles of Inheritance and Variation

5

10%

Sexual Reproduction in Flowering Plants

3

6%

Ecosystem

2

4%

Morphology of Flowering Plants

3

6%

Plant Growth and Development

3

6%

The Living World

0

1%

Plant Kingdom

3

7%

Biological Classification

1

3%

Organisms and Populations

2

4%

Photosynthesis in Higher Plants

2

4%

NEET Botany Syllabus 2025 Important Topics

Chapter Name

Topics

Cell – The Unit of Life

• CELL THEORY

• AN OVERVIEW OF CELL

• PROKARYOTIC CELLS

• EUKARYOTIC CELLS

Cell Cycle and Cell Division

• CELL CYCLE

• Phases of Cell Cycle

• Significance of Mitosis

• MEIOSIS I

• MEIOSIS

• MEIOSIS II

• Significance of Meiosis

The Living World

• WHAT IS ‘LIVING’?

• DIVERSITY IN THE LIVING WORLD

• Binomial nomenclature

• TAXONOMIC CATEGORIES

Biological Classification

• Types of Classification

• KINGDOM MONERA

• KINGDOM PROTISTA

• KINGDOM FUNGI

• KINGDOM PLANTAE

• KINGDOM ANIMALIA

• acellular organisms

• Symbiotic organisms

Plant Kingdom

• Classification system

• Taxonomy

• ALGAE

• BRYOPHYTES

• PTERIDOPHYTES

• GYMNOSPERMS

Morphology of Flowering Plants

• THE ROOT

• THE STEM

• THE LEAF

• THE FLOWER

• THE FRUIT

• THE SEED

• SEMI-TECHNICAL DESCRIPTION OF A TYPICAL FLOWERING PLANT

• DESCRIPTION OF SOME IMPORTANT FAMILIES

Anatomy of Flowering Plants

• THE TISSUES

• Simple Tissues

• Complex Tissues

• THE TISSUE SYSTEM

• Anatomy of Plants

Photosynthesis in Higher Plants

• EARLY EXPERIMENTS

• WHERE DOES PHOTOSYNTHESIS TAKE PLACE?

• HOW MANY TYPES OF PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS?

• WHAT IS LIGHT REACTION?

• Dark Reaction

• THE C4 PATHWAY

• PHOTORESPIRATION

• FACTORS AFFECTING PHOTOSYNTHESIS

Respiration in Plants

• RESPIRATION IN PLANTS

• GLYCOLYSIS

• FERMENTATION

• AEROBIC RESPIRATION

• THE RESPIRATORY BALANCE SHEET

• AMPHIBOLIC PATHWAY

• RESPIRATORY QUOTIENT

Plant Growth and Development

• GROWTH

• Growth Rates

• DIFFERENTIATION, DEDIFFERENTIATION AND REDIFFERENTIATION

• DEVELOPMENT

• PLANT GROWTH REGULATORS

Sexual Reproduction in Flowering Plant

• FLOWER – A FASCINATING ORGAN OF ANGIOSPERMS

• PRE-FERTILISATION: STRUCTURES AND EVENTS

• Pollen grain

• Female gametophyte

• Pollination

• POST-FERTILISATION: STRUCTURES AND EVENTS

• Embryo

• Seed

• Fruit

• APOMIXIS AND POLYEMBRYONY

Principle of Inheritance and Variation

• Genetics

• MENDEL’S LAWS OF INHERITANCE

• INHERITANCE OF ONE GENE

• INHERITANCE OF TWO GENES

• POLYGENIC INHERITANCE

• PLEIOTROPY

• SEX DETERMINATION

• MUTATION

• GENETIC DISORDERS

• Mendelian Disorders

• Chromosomal Disorders

Molecular Basis of Inheritance

• THE DNA

• THE SEARCH FOR GENETIC MATERIAL

• RNA WORLD

• THE DNA

• DNA Replication

• TRANSCRIPTION

• GENETIC CODE

• RNA– the Adapter Molecule

• TRANSLATION

• REGULATION OF GENE EXPRESSION

• HUMAN GENOME PROJECT

• DNA FINGERPRINTING

Microbes in Human Welfare

• MICROBES IN HUMAN WELFARE

• MICROBES IN SEWAGE TREATMENT

• MICROBES IN PRODUCTION OF BIOGAS

• MICROBES AS BIOCONTROL AGENTS

• MICROBES AS BIOFERTILISERS

Organisms and Population

• ORGANISM AND ITS ENVIRONMENT

• POPULATIONS

• Population Growth

• Life History Variation

• Population Interactions

Ecosystem

• ECOSYSTEM – STRUCTURE AND FUNCTION

• ENERGY FLOW

• ECOLOGICAL PYRAMIDS

Biodiversity and Conservation

• BIODIVERSITY

• Patterns of Biodiversity

• Loss of Biodiversity

• BIODIVERSITY CONSERVATION

• Why Should We Conserve Biodiversity?

• BIODIVERSITY CONSERVATION