NEB Class 12 · Science

Biology syllabus

Official NEB Class 12 syllabus for Biology: 23 chapters and 139 topics. Every chapter links to its notes and solved past questions.

Animal Tissues

8 topics · 9 Q

1.1Concept of Animal Tissues
1.2Epithelial Tissue
1.3Connective Tissue
1.4Cartilage and Bone
1.5Muscular Tissue
1.6Structure of Striated Muscle
1.7Nervous Tissue
1.8Structure of a Neuron

Chapter notes →Solved questions →

Applied Biology

6 topics · 13 Q

2.1Tissue and Organ Transplantation
2.2In-Vitro Fertilization (IVF)
2.3Amniocentesis
2.4Transgenic Animals
2.5Poultry Farming
2.6Fish Farming

Chapter notes →Solved questions →

Biotechnology

6 topics · 9 Q

3.1Introduction to Biotechnology
3.2Plant Tissue Culture
3.3Plant Breeding
3.4Disease Resistant Plants
3.5Green Manure and Biofertilizer
3.6Ethical and Legal Issues

Chapter notes →Solved questions →

Circulatory System

7 topics · 4 Q

4.1Concept of Double Circulation
4.2Structure of Human Heart
4.3Origin and Conduction of Heartbeat
4.4Cardiac Cycle and Cardiac Output
4.5Arterial and Venous System
4.6Blood Grouping
4.7Blood Pressure

Chapter notes →Solved questions →

Development Biology

7 topics · 2 Q

5.1Spermatogenesis
5.2Oogenesis
5.3Fertilization in Frog
5.4Cleavage and Blastulation
5.5Gastrulation in Frog
5.6Effect of Yolk on Cleavage
5.7Formation of Notochord, Nerve Cord and Coelom

Chapter notes →Solved questions →

Digestive System

6 topics · 7 Q

6.1Human Alimentary Canal
6.2Digestive Glands
6.3Physiology of Digestion
6.4Digestion in Small Intestine
6.5Role of Liver and Pancreas
6.6Absorption of Food

Chapter notes →Solved questions →

Endocrinology

7 topics · 3 Q

7.1Exocrine and Endocrine Glands
7.2Hormones versus Enzymes
7.3Hypothalamus and Pituitary Gland
7.4Pineal and Thyroid Glands
7.5Parathyroid and Adrenal Glands
7.6Islets of Langerhans
7.7Hormonal Disorders

Chapter notes →Solved questions →

Excretory System

5 topics · 6 Q

8.1Modes of Excretion
8.2Human Excretory Organs
8.3Structure of Kidney and Nephron
8.4Mechanism of Urine Formation
8.5Regulation of Kidney Function

Chapter notes →Solved questions →

Genetic Materials

5 topics · 8 Q

9.1Genetic Material and Composition
9.2Structure of DNA
9.3Structure of RNA
9.4Mechanism of DNA Replication
9.5Genetic Code

Chapter notes →Solved questions →

Human Population

4 topics · 3 Q

10.1Causes of Population Growth
10.2Population Growth Curve
10.3Demographic Cycle
10.4Population Control Measures

Chapter notes →Solved questions →

Linkage and Crossing Over

6 topics · 7 Q

11.1Concept of Linkage
11.2Complete and Incomplete Linkage
11.3Sex-Linked Inheritance
11.4Colour Blindness in Man
11.5Eye Colour in Drosophila
11.6Crossing Over and Significance

Chapter notes →Solved questions →

Mendelian Genetics

7 topics · 12 Q

12.1Genetic Terminology
12.2Mendel's Experiments
12.3Law of Segregation
12.4Law of Independent Assortment
12.5Monohybrid and Dihybrid Cross
12.6Incomplete Dominance
12.7Co-Dominance

Chapter notes →Solved questions →

Mutation and Polyploidy

5 topics · 1 Q

13.1Concept of Mutation
13.2Gene Mutation
13.3Chromosomal Mutation
13.4Importance of Mutation
13.5Polyploidy: Origin and Significance

Chapter notes →Solved questions →

Nervous System

5 topics · 5 Q

14.1Types of Nervous System
14.2Structure of Human Brain
14.3Functions of Brain Parts
14.4Nerve Impulse Transmission
14.5Synaptic Transmission

Chapter notes →Solved questions →

Plant Anatomy

6 topics · 15 Q

15.1Concept of Plant Tissues
15.2Types of Plant Tissues
15.3Anatomy of Dicot and Monocot Root
15.4Anatomy of Dicot and Monocot Stem
15.5Anatomy of Leaf
15.6Secondary Growth in Dicot Stem

Chapter notes →Solved questions →

Reproductive System

5 topics · 20 Q

16.1Male Reproductive Organs
16.2Female Reproductive Organs
16.3Ovarian Cycle
16.4Menstrual Cycle
16.5Hormonal Control of Reproduction

Chapter notes →Solved questions →

Respiratory System

6 topics · 4 Q

17.1Respiratory Organs
17.2Mechanism of Breathing
17.3Exchange of Gases
17.4Transport of Oxygen
17.5Transport of Carbon Dioxide
17.6Regulation of Respiration

Chapter notes →Solved questions →

Sense Organs

4 topics · 6 Q

18.1Structure of Human Eye
18.2Mechanism of Vision
18.3Structure of Human Ear
18.4Mechanism of Hearing

Chapter notes →Solved questions →

Embryology

7 topics · 6 Q

19.1Reproduction in Angiosperms
19.2Pollination and Fertilization
19.3Development of Male Gametophyte
19.4Development of Female Gametophyte
19.5Development of Dicot Embryo
19.6Development of Monocot Embryo
19.7Endosperm and Importance

Chapter notes →Solved questions →

Human Health and Disorders

5 topics · 6 Q

20.1Cardiovascular Disorders
20.2Respiratory Disorders
20.3Renal Disorders
20.4Drug Abuse
20.5Alcohol and Smoking Abuse

Chapter notes →Solved questions →

Microbial Diseases

6 topics · 8 Q

21.1Risk and Hazard Groups of Microbes
21.2Typhoid
21.3Tuberculosis
21.4Immunology and Vaccines
21.5Microbes in Dairy and Beverage Industry
21.6Water Contamination and Sewage Treatment

Chapter notes →Solved questions →

Plant Physiology: Plant Hormones and Growth

8 topics · 11 Q

22.1Introduction to Phytohormones
22.2Auxins
22.3Gibberellins
22.4Cytokinins
22.5Seed Germination and Dormancy
22.6Photoperiodism and Vernalization
22.7Senescence
22.8Plant Movements (Tropic and Nastic)

Chapter notes →Solved questions →

Plant Physiology: Photosynthesis and Respiration

8 topics · 6 Q

23.1Diffusion, Osmosis and Plasmolysis
23.2Ascent of Sap and Transpiration
23.3Photosynthesis and Pigments
23.4Mechanism of Photosynthesis
23.5C3 and C4 Plants
23.6Factors Affecting Photosynthesis
23.7Mechanism of Respiration
23.8Factors Affecting Respiration

Chapter notes →Solved questions →

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NEB Class 12 · Science

Biology syllabus

Official NEB Class 12 syllabus for Biology: 23 chapters and 139 topics. Every chapter links to its notes and solved past questions.

Animal Tissues

8 topics · 9 Q

1.1Concept of Animal Tissues
1.2Epithelial Tissue
1.3Connective Tissue
1.4Cartilage and Bone
1.5Muscular Tissue
1.6Structure of Striated Muscle
1.7Nervous Tissue
1.8Structure of a Neuron

Chapter notes →Solved questions →

Applied Biology

6 topics · 13 Q

2.1Tissue and Organ Transplantation
2.2In-Vitro Fertilization (IVF)
2.3Amniocentesis
2.4Transgenic Animals
2.5Poultry Farming
2.6Fish Farming

Chapter notes →Solved questions →

Biotechnology

6 topics · 9 Q

3.1Introduction to Biotechnology
3.2Plant Tissue Culture
3.3Plant Breeding
3.4Disease Resistant Plants
3.5Green Manure and Biofertilizer
3.6Ethical and Legal Issues

Chapter notes →Solved questions →

Circulatory System

7 topics · 4 Q

4.1Concept of Double Circulation
4.2Structure of Human Heart
4.3Origin and Conduction of Heartbeat
4.4Cardiac Cycle and Cardiac Output
4.5Arterial and Venous System
4.6Blood Grouping
4.7Blood Pressure

Chapter notes →Solved questions →

Development Biology

7 topics · 2 Q

5.1Spermatogenesis
5.2Oogenesis
5.3Fertilization in Frog
5.4Cleavage and Blastulation
5.5Gastrulation in Frog
5.6Effect of Yolk on Cleavage
5.7Formation of Notochord, Nerve Cord and Coelom

Chapter notes →Solved questions →

Digestive System

6 topics · 7 Q

6.1Human Alimentary Canal
6.2Digestive Glands
6.3Physiology of Digestion
6.4Digestion in Small Intestine
6.5Role of Liver and Pancreas
6.6Absorption of Food

Chapter notes →Solved questions →

Endocrinology

7 topics · 3 Q

7.1Exocrine and Endocrine Glands
7.2Hormones versus Enzymes
7.3Hypothalamus and Pituitary Gland
7.4Pineal and Thyroid Glands
7.5Parathyroid and Adrenal Glands
7.6Islets of Langerhans
7.7Hormonal Disorders

Chapter notes →Solved questions →

Excretory System

5 topics · 6 Q

8.1Modes of Excretion
8.2Human Excretory Organs
8.3Structure of Kidney and Nephron
8.4Mechanism of Urine Formation
8.5Regulation of Kidney Function

Chapter notes →Solved questions →

Genetic Materials

5 topics · 8 Q

9.1Genetic Material and Composition
9.2Structure of DNA
9.3Structure of RNA
9.4Mechanism of DNA Replication
9.5Genetic Code

Chapter notes →Solved questions →

Human Population

4 topics · 3 Q

10.1Causes of Population Growth
10.2Population Growth Curve
10.3Demographic Cycle
10.4Population Control Measures

Chapter notes →Solved questions →

Linkage and Crossing Over

6 topics · 7 Q

11.1Concept of Linkage
11.2Complete and Incomplete Linkage
11.3Sex-Linked Inheritance
11.4Colour Blindness in Man
11.5Eye Colour in Drosophila
11.6Crossing Over and Significance

Chapter notes →Solved questions →

Mendelian Genetics

7 topics · 12 Q

12.1Genetic Terminology
12.2Mendel's Experiments
12.3Law of Segregation
12.4Law of Independent Assortment
12.5Monohybrid and Dihybrid Cross
12.6Incomplete Dominance
12.7Co-Dominance

Chapter notes →Solved questions →

Mutation and Polyploidy

5 topics · 1 Q

13.1Concept of Mutation
13.2Gene Mutation
13.3Chromosomal Mutation
13.4Importance of Mutation
13.5Polyploidy: Origin and Significance

Chapter notes →Solved questions →

Nervous System

5 topics · 5 Q

14.1Types of Nervous System
14.2Structure of Human Brain
14.3Functions of Brain Parts
14.4Nerve Impulse Transmission
14.5Synaptic Transmission

Chapter notes →Solved questions →

Plant Anatomy

6 topics · 15 Q

15.1Concept of Plant Tissues
15.2Types of Plant Tissues
15.3Anatomy of Dicot and Monocot Root
15.4Anatomy of Dicot and Monocot Stem
15.5Anatomy of Leaf
15.6Secondary Growth in Dicot Stem

Chapter notes →Solved questions →

Reproductive System

5 topics · 20 Q

16.1Male Reproductive Organs
16.2Female Reproductive Organs
16.3Ovarian Cycle
16.4Menstrual Cycle
16.5Hormonal Control of Reproduction

Chapter notes →Solved questions →

Respiratory System

6 topics · 4 Q

17.1Respiratory Organs
17.2Mechanism of Breathing
17.3Exchange of Gases
17.4Transport of Oxygen
17.5Transport of Carbon Dioxide
17.6Regulation of Respiration

Chapter notes →Solved questions →

Sense Organs

4 topics · 6 Q

18.1Structure of Human Eye
18.2Mechanism of Vision
18.3Structure of Human Ear
18.4Mechanism of Hearing

Chapter notes →Solved questions →

Embryology

7 topics · 6 Q

19.1Reproduction in Angiosperms
19.2Pollination and Fertilization
19.3Development of Male Gametophyte
19.4Development of Female Gametophyte
19.5Development of Dicot Embryo
19.6Development of Monocot Embryo
19.7Endosperm and Importance

Chapter notes →Solved questions →

Human Health and Disorders

5 topics · 6 Q

20.1Cardiovascular Disorders
20.2Respiratory Disorders
20.3Renal Disorders
20.4Drug Abuse
20.5Alcohol and Smoking Abuse

Chapter notes →Solved questions →

Microbial Diseases

6 topics · 8 Q

21.1Risk and Hazard Groups of Microbes
21.2Typhoid
21.3Tuberculosis
21.4Immunology and Vaccines
21.5Microbes in Dairy and Beverage Industry
21.6Water Contamination and Sewage Treatment

Chapter notes →Solved questions →

Plant Physiology: Plant Hormones and Growth

8 topics · 11 Q

22.1Introduction to Phytohormones
22.2Auxins
22.3Gibberellins
22.4Cytokinins
22.5Seed Germination and Dormancy
22.6Photoperiodism and Vernalization
22.7Senescence
22.8Plant Movements (Tropic and Nastic)

Chapter notes →Solved questions →

Plant Physiology: Photosynthesis and Respiration

8 topics · 6 Q

23.1Diffusion, Osmosis and Plasmolysis
23.2Ascent of Sap and Transpiration
23.3Photosynthesis and Pigments
23.4Mechanism of Photosynthesis
23.5C3 and C4 Plants
23.6Factors Affecting Photosynthesis
23.7Mechanism of Respiration
23.8Factors Affecting Respiration

Chapter notes →Solved questions →

Study Biology the smart way

Chapter notes, solved questions & past papers

Keep studying

Study Biology

Notes, questions and numericals.

Past papers

NEB Class 12 questions by year.

Browse subjects

All programs and subjects.

NoteTok feed

Short explainer videos.