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NEB Class 12 Biology : Complete Notes , Q&A Solutions and Videos


Subject

NEB Class 12 Biology : Complete Notes , Q&A Solutions and Videos

Biology Notes & Solutions

Feb 8, 2026
12,159
29 topics

NEB Class 12 Biology : Complete Notes , Q&A Solutions and Videos

Course Content

29 topics

Explore comprehensive learning materials and detailed topics in Biology

Application of Zoology

Applied biology / Applied chemistry Tissues and Organ transplantation     1967 = heart tr...

Water relation

PLANT PHYSIOLOGY WATER RELATIONSHIP Plant Physiology: The plant physiology is the branch of scien...

Applied Biology

Unit 10 – Applied Biology Class 12 Notes 10.1 Application of Zoology: Tissue and organs...

Human Population

Human Population Population: Population is defined as the total number of individual of a speci...

Genetic Material

Genetics Introduction to Genetics: Genetics is the science of heredity (inheritance) that deals with...

Digestive System

Digestive System The physico-chemical process of splitting complex ingested food into smallest water...

Reproductive System

Reproductive System Reproduction is one of the features of living beings and produces offspring to c...

Photosynthesis

Photosynthesis (Gr photon = light . Synthesis = putting together) Photosynthesis is the most importa...

Mendelian genetics

Mendelian Genetics Mendelian Genetics The branch of biology that deals with the rules that govern p...

Plant anatomy

Plant Anatomy The study of internal structure of plants through microscope is called plant anatomy o...

Circulatory System

Circulatory System The Circulatory system is the transport system that supplied oxygen and nutrient...

Respiration

Respiration Respiration:Cell needs energy in order to perform cellular function like growth, Reprodu...

Linkage and Crossing Over

LINKAGE Thomas Hunt Morgan [Diagram: Chromosome showing genes linearly arranged] Linkage Group &mdas...

Plant physiology

In this chapter you can find notes of Plant Physiology covering topics  Unit 2 – Plant P...

Excretory System

Excretory System The process by which nitrogen-containing waste products of metabolism are eliminate...

Genetics

Get Biology Genetics comprehensive notes, detailed Q&As, and past question papers solutions and...

Mutation and polyploidy

Mutation AND Polyploidy Mutation Cause - mutationGene - DNA - Sequence of nucleotide The term mutat...

Plant hormones

Plant Hormones Plant hormones: Plant growth regulatory Growth hormones or phytohormones are the or...

Nervous System

Nervous System The basic purpose of nervous system is to co-ordinate all activities of the body. It...

Embryology

Get Biology Embryology comprehensive notes, detailed Q&As, and past question papers solutions an...

Plant Growth and Movement

Plant Growth and Movement Plant growth may be defined as a permanent & irreversible change in th...

Biotechnology

Get Biology Biotechnology comprehensive notes, detailed Q&As, and past question papers solutions...

Sense Organ

Sense Organ Eye Eyes are the Sense Organ of Vision. Eyes are the sensitive detectors high hence call...

Endocrine System

Endocrine System Endocrine System is one of the most important system of the body which along the ne...

Animal Tissue

Get Biology Animal tissue comprehensive notes, detailed Q&As, and past question papers solutions...

Development Biology

Get Biology Development biology comprehensive notes, detailed Q&As, and past question papers sol...

Reproductive System

Reproductive System Reproduction is one of the features of living beings and produces offspring to c...

Human Biology

Unit 8 – Human Biology Class 12 Biology Notes 8.1 Digestive system: Alimentary canal and...

Human Population And Health Disorders

Unit 9 – Human Population and Health Disorders Class 12 Biology Notes 9.1 Human Population:&n...

Documents 1 document

Class 12 Biology Practical : Solution and Guide

Padandas EDU • Notes

Get exclusively curated notes for class 12 biology notes prepared for students of class 12 .Theses notes are upto date with the syllabus provided by examination board (Neb)National examination board .

NEB Class 12 Biology (Botany+Zoology) Notes and resources

Class 12 Biology Notes are prepared to help students study biology easily and effectively. These notes cover all the key topics, concepts, and terms clearly and simply, breaking down complicated biological processes into easy-to-understand points. You can find free PDF of chapter-wise notes for Class 12 Biology.

Chapterwise Class 12 Biology Notes

Class 12 Biology Notes and solution are for Class 12 students to understand the subject and its concept easily and effictively . These notes and resources contains chapterwise resources containing the theory , pdf notes with solutions , video tutorials and each chapterwise important questions and its solutions . This Biology Notes break down complex ideas and concepts into clear and easy to understand point , making easier for student to prepare for exams .Each chapter notes contains video tutorials , mostly asked questions and its solutions ,and its complete pdf notes and guide .

A Textbook of Biology – XII, strictly based on the curriculum developed by Curriculum Development Center (CDC), Ministry of Education, Science and Technology, Government of Nepal, is prepared exclusively for the students of Grade Xll who follow the science stream. The authors’ expertise gained through continuous teaching and learning for a long period of time and personal suggestions from many colleagues and senior experts have made it possible to conceive and develop the concept of the book in the present form.

 The book consists of ten chapters; five each on Botany and Zoology respectively. It exclusively covers the scope of the content specified in the curriculum. Attempts have been made to keep the language of the book simple and lucid, appropriate to the level of the students, with updated and accurate information so as to enable the students to comprehend the subject matter easily. The simple, relevant, well-labeled, attractive, and self-explanatory illustrations shall make the subject matter more interesting and understandable with anticipation to equip the students for achieving the learning outcomes laid down in the curriculum. Likewise, the expressions and sentence structures have been made direct and less ambiguous as far as possible. 

You can find all chapters listed below in Chapter section and can view notes and resources for free.

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Class 12 Biology Notes All Chapters (New Curriculum)

Class 12 Biology Notes 2078: Complete Biology Guide (New Syllabus) | Questions Answers and Guide | Class 12 Biology Book Solution Guide  | Class 12 Biology Book PDF 2078 Solution | Class 12 Biology Book Notes 2078 Guide | Class 12 Biology All Chapter Notes | Biology Chapter Wise Notes. 

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About National Examinations Board

This subject Biology is offered by National Examinations Board. This institution is committed to providing high-quality educational resources.

Frequently Asked Questions

Basic understanding of fundamental concepts is helpful but not required. We start from the basics and build up your knowledge progressively.

Once you start studying, you have unlimited access to all subject materials. You can revisit the content as many times as you need.

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Our approach focuses on practical, applicable knowledge of Biology. While we cover theory thoroughly, we emphasize real-world applications and practical skills.

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