NEB Class 11 · Science

Biology syllabus

Official NEB Class 11 syllabus for Biology: 25 chapters and 160 topics. Every chapter links to its notes and solved past questions.

Algae

7 topics · 5 Q

1.1General Introduction to Algae
1.2Characteristics of Green Algae
1.3Characteristics of Brown Algae
1.4Characteristics of Red Algae
1.5Structure of Spirogyra
1.6Reproduction in Spirogyra
1.7Economic Importance of Algae

Chapter notes →Solved questions →

Angiosperms

10 topics · 4 Q

2.1Root, Stem and Leaf Morphology
2.2Inflorescence Types
2.3Flower and Fruit Morphology
2.4Taxonomy and Taxonomic Hierarchy
2.5Classification Systems
2.6Family Brassicaceae
2.7Family Fabaceae
2.8Family Solanaceae
2.9Family Liliaceae
2.10Economic Importance of Angiosperms

Chapter notes →Solved questions →

Biodiversity

6 topics · 7 Q

3.1Concept of Biodiversity
3.2Levels of Biodiversity
3.3Importance of Biodiversity
3.4Biodiversity Hotspots
3.5Causes of Biodiversity Loss
3.6Biodiversity of Nepal

Chapter notes →Solved questions →

Biomolecules

6 topics · 5 Q

4.1Carbohydrates
4.2Proteins
4.3Lipids
4.4Nucleic Acids
4.5Enzymes
4.6Minerals and Water

Chapter notes →Solved questions →

Bryophyta

7 topics · 4 Q

5.1General Introduction to Bryophytes
5.2Characteristics of Liverworts
5.3Characteristics of Hornworts
5.4Characteristics of Mosses
5.5Structure of Marchantia
5.6Reproduction in Marchantia
5.7Economic Importance of Bryophytes

Chapter notes →Solved questions →

Cell

8 topics · 17 Q

6.1Introduction to Cell
6.2Prokaryotic and Eukaryotic Cells
6.3Cell Wall and Cell Membrane
6.4Mitochondria and Plastids
6.5Endoplasmic Reticulum and Golgi Bodies
6.6Lysosomes and Ribosomes
6.7Nucleus and Chromosomes
6.8Cilia, Flagella and Cell Inclusions

Chapter notes →Solved questions →

Cell Division

5 topics · 6 Q

7.1Concept of Cell Cycle
7.2Amitosis
7.3Mitosis
7.4Meiosis
7.5Significance of Cell Division

Chapter notes →Solved questions →

Detailed Study of Earthworm

7 topics · 7 Q

8.1Habit and Habitat
8.2External Morphology
8.3Digestive System
8.4Circulatory System
8.5Excretory System
8.6Nervous System
8.7Reproductive System

Chapter notes →Solved questions →

Evidences of Evolution

5 topics · 3 Q

9.1Morphological Evidences
9.2Anatomical Evidences
9.3Paleontological Evidences
9.4Embryological Evidences
9.5Biochemical Evidences

Chapter notes →Solved questions →

Evolutionary Biology

5 topics · 0 Q

10.1Concept of Evolution
10.2Origin of Life
10.3Oparin-Haldane Theory
10.4Miller and Urey Experiment
10.5Chemical Evolution

Chapter notes →

Gymnosperms

5 topics · 3 Q

11.1General Introduction to Gymnosperms
11.2Characteristic Features of Gymnosperms
11.3Morphology of Pinus
11.4Reproduction in Pinus
11.5Economic Importance of Gymnosperms

Chapter notes →Solved questions →

Human Evolution

5 topics · 4 Q

12.1Position of Man in Animal Kingdom
12.2New World and Old World Monkeys
12.3Differences Between Apes and Man
12.4Ancestors of Modern Man
12.5Evolution of Modern Man

Chapter notes →Solved questions →

Introduction to Biology

4 topics · 7 Q

13.1Scope and Fields of Biology
13.2Branches of Biology
13.3Relation with Other Sciences
13.4Importance of Biology

Chapter notes →Solved questions →

Kingdom Animalia

6 topics · 14 Q

14.1Levels of Organization
14.2Body Plan and Symmetry
14.3Body Cavity and Segmentation
14.4Classification of Non-Chordates
14.5Classification of Chordates
14.6Diagnostic Features of Phyla

Chapter notes →Solved questions →

Lichens

4 topics · 2 Q

15.1General Introduction to Lichens
15.2Characteristic Features of Lichens
15.3Types of Lichens
15.4Economic Importance of Lichens

Chapter notes →Solved questions →

Mycota (Fungi)

9 topics · 2 Q

16.1General Introduction to Fungi
16.2Phycomycetes
16.3Ascomycetes
16.4Basidiomycetes
16.5Deuteromycetes
16.6Structure and Reproduction of Mucor
16.7Structure and Reproduction of Yeast
16.8Poisonous and Non-poisonous Mushrooms
16.9Economic Importance of Fungi

Chapter notes →Solved questions →

Parasite

6 topics · 9 Q

17.1Concept of Parasitism
17.2Types of Parasites
17.3Host-Parasite Relationship
17.4Parasitic Adaptations
17.5Effects of Parasites on Host
17.6Control of Parasites

Chapter notes →Solved questions →

Pteridophyta

5 topics · 7 Q

18.1General Introduction to Pteridophytes
18.2Characteristic Features of Pteridophytes
18.3Morphology of Dryopteris
18.4Reproduction in Dryopteris
18.5Economic Importance of Pteridophytes

Chapter notes →Solved questions →

Theories of Organic Evolution

5 topics · 12 Q

19.1Lamarckism
19.2Objections to Lamarckism
19.3Darwinism
19.4Objections to Darwinism
19.5Neo-Darwinism

Chapter notes →Solved questions →

Biota and Environment

8 topics · 9 Q

20.1Aquatic Adaptation
20.2Terrestrial Adaptation
20.3Volant Adaptation
20.4Animal Behavior
20.5Reflex Action, Taxes, Dominance and Leadership
20.6Migration in Fish and Birds
20.7Environmental Pollution
20.8Pesticides and Their Effects

Chapter notes →Solved questions →

Conservation Biology

7 topics · 7 Q

21.1Concept of Conservation Biology
21.2National Parks and Wildlife Reserves
21.3Conservation Areas
21.4In-situ Conservation
21.5Ex-situ Conservation
21.6IUCN Red List Categories
21.7Endangered Species of Nepal

Chapter notes →Solved questions →

Ecology

9 topics · 12 Q

22.1Concept of Ecology
22.2Biotic and Abiotic Factors
22.3Species Interactions
22.4Structure of Ecosystem
22.5Food Chain and Food Web
22.6Ecological Pyramids
22.7Biogeochemical Cycles
22.8Ecological Succession
22.9Ecological Adaptation

Chapter notes →Solved questions →

Frog (Rana tigrina)

7 topics · 10 Q

23.1Habit and Habitat
23.2External Morphology
23.3Digestive System
23.4Respiratory System
23.5Circulatory System
23.6Nervous System
23.7Reproductive System

Chapter notes →Solved questions →

Introductory Microbiology

8 topics · 3 Q

24.1General Introduction to Monera
24.2Structure of Bacterial Cell
24.3Mode of Nutrition in Bacteria
24.4Bacterial Growth
24.5Cyanobacteria
24.6Structure of Virus
24.7Bacteriophage
24.8Importance of Virus

Chapter notes →Solved questions →

Vegetation

6 topics · 2 Q

25.1Concept of Vegetation
25.2Vegetation Types of Nepal
25.3Tropical and Subtropical Vegetation
25.4Temperate and Subalpine Vegetation
25.5Alpine Vegetation
25.6Factors Affecting Vegetation

Chapter notes →Solved questions →

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NEB Class 11 · Science

Biology syllabus

Official NEB Class 11 syllabus for Biology: 25 chapters and 160 topics. Every chapter links to its notes and solved past questions.

Algae

7 topics · 5 Q

1.1General Introduction to Algae
1.2Characteristics of Green Algae
1.3Characteristics of Brown Algae
1.4Characteristics of Red Algae
1.5Structure of Spirogyra
1.6Reproduction in Spirogyra
1.7Economic Importance of Algae

Chapter notes →Solved questions →

Angiosperms

10 topics · 4 Q

2.1Root, Stem and Leaf Morphology
2.2Inflorescence Types
2.3Flower and Fruit Morphology
2.4Taxonomy and Taxonomic Hierarchy
2.5Classification Systems
2.6Family Brassicaceae
2.7Family Fabaceae
2.8Family Solanaceae
2.9Family Liliaceae
2.10Economic Importance of Angiosperms

Chapter notes →Solved questions →

Biodiversity

6 topics · 7 Q

3.1Concept of Biodiversity
3.2Levels of Biodiversity
3.3Importance of Biodiversity
3.4Biodiversity Hotspots
3.5Causes of Biodiversity Loss
3.6Biodiversity of Nepal

Chapter notes →Solved questions →

Biomolecules

6 topics · 5 Q

4.1Carbohydrates
4.2Proteins
4.3Lipids
4.4Nucleic Acids
4.5Enzymes
4.6Minerals and Water

Chapter notes →Solved questions →

Bryophyta

7 topics · 4 Q

5.1General Introduction to Bryophytes
5.2Characteristics of Liverworts
5.3Characteristics of Hornworts
5.4Characteristics of Mosses
5.5Structure of Marchantia
5.6Reproduction in Marchantia
5.7Economic Importance of Bryophytes

Chapter notes →Solved questions →

Cell

8 topics · 17 Q

6.1Introduction to Cell
6.2Prokaryotic and Eukaryotic Cells
6.3Cell Wall and Cell Membrane
6.4Mitochondria and Plastids
6.5Endoplasmic Reticulum and Golgi Bodies
6.6Lysosomes and Ribosomes
6.7Nucleus and Chromosomes
6.8Cilia, Flagella and Cell Inclusions

Chapter notes →Solved questions →

Cell Division

5 topics · 6 Q

7.1Concept of Cell Cycle
7.2Amitosis
7.3Mitosis
7.4Meiosis
7.5Significance of Cell Division

Chapter notes →Solved questions →

Detailed Study of Earthworm

7 topics · 7 Q

8.1Habit and Habitat
8.2External Morphology
8.3Digestive System
8.4Circulatory System
8.5Excretory System
8.6Nervous System
8.7Reproductive System

Chapter notes →Solved questions →

Evidences of Evolution

5 topics · 3 Q

9.1Morphological Evidences
9.2Anatomical Evidences
9.3Paleontological Evidences
9.4Embryological Evidences
9.5Biochemical Evidences

Chapter notes →Solved questions →

Evolutionary Biology

5 topics · 0 Q

10.1Concept of Evolution
10.2Origin of Life
10.3Oparin-Haldane Theory
10.4Miller and Urey Experiment
10.5Chemical Evolution

Chapter notes →

Gymnosperms

5 topics · 3 Q

11.1General Introduction to Gymnosperms
11.2Characteristic Features of Gymnosperms
11.3Morphology of Pinus
11.4Reproduction in Pinus
11.5Economic Importance of Gymnosperms

Chapter notes →Solved questions →

Human Evolution

5 topics · 4 Q

12.1Position of Man in Animal Kingdom
12.2New World and Old World Monkeys
12.3Differences Between Apes and Man
12.4Ancestors of Modern Man
12.5Evolution of Modern Man

Chapter notes →Solved questions →

Introduction to Biology

4 topics · 7 Q

13.1Scope and Fields of Biology
13.2Branches of Biology
13.3Relation with Other Sciences
13.4Importance of Biology

Chapter notes →Solved questions →

Kingdom Animalia

6 topics · 14 Q

14.1Levels of Organization
14.2Body Plan and Symmetry
14.3Body Cavity and Segmentation
14.4Classification of Non-Chordates
14.5Classification of Chordates
14.6Diagnostic Features of Phyla

Chapter notes →Solved questions →

Lichens

4 topics · 2 Q

15.1General Introduction to Lichens
15.2Characteristic Features of Lichens
15.3Types of Lichens
15.4Economic Importance of Lichens

Chapter notes →Solved questions →

Mycota (Fungi)

9 topics · 2 Q

16.1General Introduction to Fungi
16.2Phycomycetes
16.3Ascomycetes
16.4Basidiomycetes
16.5Deuteromycetes
16.6Structure and Reproduction of Mucor
16.7Structure and Reproduction of Yeast
16.8Poisonous and Non-poisonous Mushrooms
16.9Economic Importance of Fungi

Chapter notes →Solved questions →

Parasite

6 topics · 9 Q

17.1Concept of Parasitism
17.2Types of Parasites
17.3Host-Parasite Relationship
17.4Parasitic Adaptations
17.5Effects of Parasites on Host
17.6Control of Parasites

Chapter notes →Solved questions →

Pteridophyta

5 topics · 7 Q

18.1General Introduction to Pteridophytes
18.2Characteristic Features of Pteridophytes
18.3Morphology of Dryopteris
18.4Reproduction in Dryopteris
18.5Economic Importance of Pteridophytes

Chapter notes →Solved questions →

Theories of Organic Evolution

5 topics · 12 Q

19.1Lamarckism
19.2Objections to Lamarckism
19.3Darwinism
19.4Objections to Darwinism
19.5Neo-Darwinism

Chapter notes →Solved questions →

Biota and Environment

8 topics · 9 Q

20.1Aquatic Adaptation
20.2Terrestrial Adaptation
20.3Volant Adaptation
20.4Animal Behavior
20.5Reflex Action, Taxes, Dominance and Leadership
20.6Migration in Fish and Birds
20.7Environmental Pollution
20.8Pesticides and Their Effects

Chapter notes →Solved questions →

Conservation Biology

7 topics · 7 Q

21.1Concept of Conservation Biology
21.2National Parks and Wildlife Reserves
21.3Conservation Areas
21.4In-situ Conservation
21.5Ex-situ Conservation
21.6IUCN Red List Categories
21.7Endangered Species of Nepal

Chapter notes →Solved questions →

Ecology

9 topics · 12 Q

22.1Concept of Ecology
22.2Biotic and Abiotic Factors
22.3Species Interactions
22.4Structure of Ecosystem
22.5Food Chain and Food Web
22.6Ecological Pyramids
22.7Biogeochemical Cycles
22.8Ecological Succession
22.9Ecological Adaptation

Chapter notes →Solved questions →

Frog (Rana tigrina)

7 topics · 10 Q

23.1Habit and Habitat
23.2External Morphology
23.3Digestive System
23.4Respiratory System
23.5Circulatory System
23.6Nervous System
23.7Reproductive System

Chapter notes →Solved questions →

Introductory Microbiology

8 topics · 3 Q

24.1General Introduction to Monera
24.2Structure of Bacterial Cell
24.3Mode of Nutrition in Bacteria
24.4Bacterial Growth
24.5Cyanobacteria
24.6Structure of Virus
24.7Bacteriophage
24.8Importance of Virus

Chapter notes →Solved questions →

Vegetation

6 topics · 2 Q

25.1Concept of Vegetation
25.2Vegetation Types of Nepal
25.3Tropical and Subtropical Vegetation
25.4Temperate and Subalpine Vegetation
25.5Alpine Vegetation
25.6Factors Affecting Vegetation

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 11 questions by year.

Browse subjects

All programs and subjects.

NoteTok feed

Short explainer videos.