CBSE Class 8 Biology Syllabus Last Updated : 23 Jul, 2025 Comments Improve Suggest changes Like Article Like Report CBSE Class 8 Biology Syllabus: The CBSE Class 8 Biology syllabus provides comprehensive information on the topics to be covered in the subject, including crop production, microorganisms, conservation, cell structure, animal reproduction, and reaching the Age of Adolescence. Understanding the Class 8 science syllabus can help students create an effective study plan and stay on track with their academic goals. Stay ahead of the curve by checking out the latest CBSE Class 8 Biology syllabus for the upcoming academic year!CBSE Class 8 Biology Syllabus - Chapters WiseHere is the complete chapter list of the CBSE Class 8 Biology syllabus, covering all important chapters such as Crop Production, reproduction, Conservation of Plants and Animals, Microorganisms, Reproduction in Animals, and more.Chapter NumberCBSE Class 8 Biology SyllabusChapter 1Crop Production and ManagementChapter 2Microorganisms: Friends and FoeChapter 5Conservation of Plants and AnimalsChapter 6Reproduction in AnimalsChapter 7Reaching The Age of AdolescenceCBSE Class 8 Biology will provide you with a simple and clear understanding of all the major concepts, making it easier to revise the entire syllabus. From crop production and microorganisms to cell structure and animal reproduction. The latest NCERT syllabus will help you prepare for the toughest topics with ease. Chapter- 1 Crop Production and ManagementAgricultural PracticesBasic Practice of Crop ProductionPreparation of SoilAgricultural ImplementsSowingAdding Manure and FertilisersIrrigationProtection from WeedsHarvesting StorageFood from AnimalsAnimal HusbandryChapter- 2 Microorganisms: Friends and FoeWhere do Microorganisms Live? Medicinal Use of MicroorganismsVaccineIncreasing Soil Fertility and Cleaning the EnvironmentDisease-causing Microorganisms in HumansDisease-causing Microorganisms in Animals and in plantsFood PreservationNitrogen FixationNitrogen cycleChapter- 5 Conservation of Plants and AnimalsConsequences of DeforestationConservation of Forest and WildlifeBiosphere ReserveFlora and FaunaEndemic SpeciesWildlife SanctuaryNational ParkMigrationRecycling of PaperReforestationRed Data Book Chapter- 6 Reproduction in AnimalsFertilizationDevelopment of EmbryoViviparous and Oviparous AnimalsTypes of Asexual ReproductionChapter- 7 Reaching The Age of AdolescenceAdolescence and PubertySecondary Sexual CharactersHow is the Sex of the Baby Determined?Hormones other than Sex HormonesRole of Hormones in Completing the Life History of Insects and FrogsReproductive HealthWhy is the CBSE Class 8 Science Syllabus Important?The Class 8 science syllabus serves as a roadmap for students. It outlines all the chapters essential for exam preparation. Its has various benefits, including:Providing a clear overview of the course content and the knowledge students will acquire throughout the academic session.Assisting students in setting goals for completing topics within set time.Including information that will support students' academic success.Helping students plan their studies based on the weightage of chapters. ConclusionBiology is an interesting and important subject that teaches us about plants, animals, and microorganisms. Class 8 syllabus 2023-24 acts as a guide for students which tells them what to study. Our CBSE Class 8 Biology syllabus is designed to make it easier for students to understand and revise the subject. The CBSE Class 8 science syllabus provides a clear understanding of all the important concepts, so students can study smarter and score higher on their exams.Also Read:CBSE Class 8 Chapter-Wise Notes BiologyNCERT Solutions for Class 8 BiologyCBSE Class 8 Science Notes 2023-24CBSE Class 8 Revision Notes Comment More infoAdvertise with us Next Article CBSE Class 8 Chapter-Wise Notes Biology K kartik Follow Improve Article Tags : Class 8 Biology Biology-Class-8 Tutorials Similar Reads CBSE Class 8 Biology Syllabus CBSE Class 8 Biology Syllabus: The CBSE Class 8 Biology syllabus provides comprehensive information on the topics to be covered in the subject, including crop production, microorganisms, conservation, cell structure, animal reproduction, and reaching the Age of Adolescence. Understanding the Class 8 4 min read CBSE Class 8 Chapter-Wise Notes Biology Class 8 Chapter-wise Notes Biology is an important study tool for CBSE students who are preparing for their Biology Exams. Class 8 Biology is an interesting subject that covers a range of various issues such as Crop Production and Management, Reproduction in Animals, Reaching The Age of Adolescence, 3 min read Crop Production and ManagementNCERT Notes Class 8 Science Chapter - 1: Crop Production and ManagementNCERT Notes for Class 8 Science Chapter 1: Crop Production and Management: Crop production and management is a crucial aspect of agriculture. It involves the methods and techniques used to cultivate crops and ensure their proper growth, to obtain maximum yield. The process of crop production and man 12 min read Agricultural Practices - Planting, Irrigation, Weeding, Harvesting, StorageThe number of inhabitants in India generally relies upon farming, and it isn't just barely a method for work yet an approach to everyday life. The Government of India is consistently fostering the rural area by outlining new regulations, executing current innovations, and so on. In India, the Whole 9 min read Basic Practices of Crop ProductionBasic practice of crop production involves several key steps and considerations to ensure successful cultivation.  Crops are plants that are grown on a large scale from the same variety. Agriculture is the practice of cultivating crops. The basic practice of crop production involves selecting suitab 10 min read Preparation of SoilSoil is a critical natural resource. Soil is the earth's thin surface layer composed of mineral particles formed by the breakdown (weathering) of rocks, decayed organic materials, living organisms, water, and air. Soil formation occurs through a variety of processes, including weathering of rocks an 6 min read Agricultural Implements and ToolsCrops are plants that are grown and harvested by farmers for profit or subsistence. Crops are essential for the survival of both animals and humans. Agriculture is the branch of science that deals with the study of crop cultivation and cattle rearing. Crops are harvested and used as food for humans 8 min read Sowing - Definition and Methods of Planting SeedsAround 70 - 80 percent of the total populace rehearses agribusiness. There are sure boundaries and different rural practices, which should have been followed for good quality and amount of harvest creation. Crops are plants developed by ranchers. Horticulture assumes a vital part of the Indian econo 7 min read Irrigation - Definition, Types, Methods, SignificanceHorticulture is the science, which primarily manages the assorted cycles or the strategies utilized for developing various assortments of plants and animals cultivating or creature farming based on human prerequisites. At the point when plants of a similar assortment are developed for a huge scope, 7 min read Crop Protection and WeedingCrop protection is a generic strategy or technique for defending crop yields against a variety of species, such as pests, weeds, plant diseases, and other creatures that harm crops. In addition to weeds, tiny creatures like rodents, mites, insects, pests, disease-causing diseases, and regularlyattac 5 min read HarvestingHarvesting of crops involves the process of gathering mature crops from the fields. It is a critical step in agriculture that ensures the crops are collected at their peak quality and stored properly to prevent spoilage and loss. The process can be done by either harvesting machines or by skilled wo 6 min read Storage of Grains - Overview, Importance, Affecting FactorsMan has been storing grains and other products for a long time. It is ever worry for man to hold food supply to mitigate hunger in the time ahead. Storage of grain and control of quality happen in three areas; the farm area, the collection point area, and the terminal point area where grain is proce 14 min read Food Sources - Food from Plants and AnimalsFood sources are broadly categorized into plant-based and animal-based origins. Plant-based foods include fruits, vegetables, grains, legumes, nuts, and seeds, providing essential nutrients such as vitamins, fiber, and antioxidants. Animal-based foods encompass meat, fish, dairy products, and eggs, 11 min read Animal Husbandry - Types and AdvantagesAgriculture is a branch of science that primarily focuses on the many procedures or techniques used to raise various plant species and care for animals' human needs. In India, agriculture is practised by over 70% of the people. To ensure maximum output in the fields, crop production and management a 5 min read Microorganisms: Friends and FoeNCERT Notes Class 8 Science Chapter 2: Microorganisms: Friend and FoeNCERT Notes for Class 8 Science Chapter-2: Microorganisms: Friend and Foe: Organisms that can be seen only through a microscope are known as Microorganisms or Microbes. These microorganisms are so small in size that they cannot be seen with the unaided eye. Some of these, such as the fungus that gro 6 min read Where do Microorganisms Live?Microorganisms are cosmopolitan i.e. they are found everywhere. Microorganisms are present everywhere and they can survive in all types of environments. They are also present in the bodies of different animals and plants. Some microorganisms are useful for plants, animals, and humans, whereas others 6 min read Medicinal Use of Microorganisms - CBSE Class 8Medicinal Uses of Microorganisms include the production of antibiotics and vaccines, vitamins and minerals supplements, etc. Microorganisms such as bacteria, fungi, and algae play a vital role in medicines for humans, plants, and animals. Some microbes are harmful whereas some microbes are useful to 4 min read Increasing Soil Fertility and Cleaning the Environment - NCERTIf we look at the water droplets in a pond under a microscope, we will see many small round structures. These tiny creatures are known as microbes or microbes. They are all around us and are too small to be seen with the naked eye. Microorganisms are classified into four groups:Protozoa: Protozoa ar 3 min read Disease causing Microorganisms in Humans - Notes Class 8Disease-causing microorganisms in humans can be of different types such as bacteria, fungi, viruses, protozoa, etc. They enter the bodies of humans, plants, and animals, where they find hosts to inhabit. They rely on the host for nutrition. They start to multiply inside the host or human body and af 6 min read Disease Causing By Microorganisms in Animals and in PlantsMicroorganisms are tiny living entities that cannot be observed with the naked eye. Some of these, called pathogens, have the potential to cause diseases. Depending on their nature, microorganisms can be either advantageous or detrimental to animals and plants. While some microbes assist in their gr 4 min read Food Preservation - Definition, Importance and MethodsFood preservation is a smart method that has been employed since ancient times. Food is an essential requirement for living beings to exist. But food items perish very quickly. Our ancestors used basic items like salt and sugar to preserve food. Modern times use chemical methods and preservatives to 6 min read Nitrogen Fixation and Nitrogen MetabolismNitrogen fixation is the process of converting atmospheric nitrogen (N2) into ammonia (NH3) or related compounds. This process is primarily carried out by nitrogen-fixing bacteria, either in symbiotic relationships with plants or free-living in the soil. Abiotic processes, like lightning and industr 5 min read Nitrogen CycleNitrogen cycle is the natural process by which atmospheric nitrogen is converted into various usable forms, like ammonia and nitrates, by bacteria for plant and animal consumption and then returned to the atmosphere through decomposition and denitrification, maintaining the nutrient balance in ecosy 6 min read Conservation of Plants and AnimalsNCERT Notes for Class 8 Science Chapter 5: Conservation of Plants and AnimalsNCERT Notes for Class 8 Science Chapter - 5: Conservation of Plants and Animals: Plants and animals play integral roles in sustaining life on Earth. They contribute to vital ecological processes such as pollination, nutrient cycling, and maintaining the overall health of ecosystems. However, human a 9 min read What are the Consequences of Deforestation?Deforestation involves the large-scale removal of forests, leading to habitat destruction and loss of biodiversity. It increases greenhouse gas emissions, contributing significantly to climate change. The removal of trees causes soil erosion and degrades soil fertility, impacting agriculture. It can 6 min read Conservation of Forest and WildlifeConservation of Forests and Wildlife is important as humans have vastly altered the Earth's flora and fauna. Wildlife contributes significantly to the stability of our environment by being directly or indirectly involved in natural processes. Each living organism is equally important in the food cha 9 min read What is Flora and Fauna?Life in Temperate grasslands is described as having grasses as the prevailing vegetation. Trees and huge bushes are missing. Temperatures differ more from summer to winter, and how much precipitation is less in calm prairies Temperate grasslands have sweltering summers and cold winters. Precipitatio 4 min read Wildlife SanctuaryThe wildlife sanctuary is a protected land area for the conservation and preservation of wildlife and their natural habitats. These areas are established to provide a protected environment, where various plant and animal species can thrive without any human disturbance. These wildlife sanctuaries ha 7 min read Biosphere Reserve - Zones and Their ImportanceBiosphere Reserves are protected areas that aim to conserve the biodiversity of a particular region while promoting sustainable development. The biosphere reserve zones are the core area, buffer zone, and transition zone. There are 18 biosphere reserves in India. Examples of biosphere reserves in th 6 min read National ParkFor the conservation of plants and animals, there are widely available biospheres, sanctuaries, and national parks across the world. The biosphere is the area of the world where there are living things that can support life. The term "biosphere reserve" refers to a larger protected area that aims to 5 min read NCERT Notes for Class 8 Recycling of PaperThe conservation of plants and animals is crucial, therefore taking care of the same can save our ecosystem and can make it more sustainable and healthier for further generations. Recycling paper is one of the useful ways to contribute to this cause. We find waste matters on a large scale, recycling 3 min read ReforestationWithout woods, life on Earth would not be possible. As the planet's lungs, the forests and oceans play a critical role in the fight against climate change by absorbing 20 billion tonnes of CO2 annually. The principal gas that causes the greenhouse effect and is mostly to blame for global warming is 10 min read Red Data BookRed Data Book, back in history between 1961 and 1964, came into existence due to a search conducted by a Russian biologist. It is a Russian-origin name of a publication that deals particularly with endangered biological species. It provides complete information from a research point of view of all t 6 min read Reproduction in AnimalsNCERT Notes for Class 8 Science Chapter 6: Reproduction in AnimalsNCERT Notes for Class 8 Science Chapter - 6: Reproduction in Animals: Reproduction is essential for species to survive; it ensures their continued existence for many generations by passing on traits from one generation to the next.  Without it, individuals of similar genetic makeup would not continu 9 min read Embryo Development - Development Process of FetusBirth gives process to a child is known as reproduction. A species' survival depends on its ability to reproduce. There are two different ways to reproduce: Sexual reproduction is asexual reproduction. Asexual reproduction is a type of reproduction that occurs without the involvement of 2 parents. A 5 min read Difference Between Oviparous and Viviparous AnimalsThe animal world is flooded with a lot of diversity. One can easily see these differences by comparing two individuals of different phylum (or even in the case of orders) if we talk about Fertilization (The fusion of male and female gametes). We can see some marked differences. On a broad basis, Fer 4 min read Reaching The Age of AdolescenceNCERT Notes Science for Class 8 Chapter - 7: Reaching The Age of AdolescenceNCERT Notes for Class 8 Science Chapter - 7: Reaching The Age of Adolescence: Growing up is a natural process. Growth begins from the day one is born. But upon crossing the age of 10 or 11, there is a sudden spurt in growth which becomes noticeable. The changes taking place in the body are part of g 7 min read Difference Between Adolescence and PubertyUnderstanding the difference between adolescence and puberty is important for grasping human development. Adolescence refers to the transitional stage from childhood to adulthood, encompassing physical, psychological, and social changes. Puberty, a key aspect of adolescence, involves biological chan 6 min read HormonesGrowing up is a normal part of life. Adolescence is the stage of life when the body undergoes changes that lead to reproductive maturity. Around age 11, adolescence begins, and it lasts until 18 or 19. Adolescents are also referred to as 'teenagers' because this period encompasses the 'teens' (13 to 7 min read Reaching The Age Of Adolescence - Reproductive HealthAdolescence, derived from the Latin adolescere, which means "to grow up," is a stage of physical and psychological human development that generally occurs between puberty and legal adulthood (age of majority). Adolescence is most closely associated with the adolescent years, though its physical, psy 10 min read NCERT SolutionNCERT Solutions for Class 8 Science Chapter 1 - Crop Production and ManagementNCERT Solutions for class 8 Chapter 1 Crop Production and Management: The chapter on microbes In human welfare is important for students approaching the board exams. This article introduces NCERT Solution for Class 8 Science Chapter 1 designed to help students explain the concepts of further learnin 12 min read NCERT Solution for Class 8 Science Chapter 2: Microorganisms: Friends and FoeNCERT Solutions for class 8 Science Chapter 2 Microorganisms: Friends and Foe: The chapter on Microorganisms: Friends and Foe is important for students approaching the board exams. This article introduces NCERT solutions designed to help students explain the concepts of further learning and how to w 5 min read NCERT Solution for Class 8 Science Chapter 5: Conservation of Plants and AnimalsNCERT Solutions for Class 8 Chapter 5 ​Conservation of Plants and Animals: ​The chapter on Conservation of Plants and Animals is important for students approaching the school exams. This article introduces NCERT solutions designed to help students explain the concepts of further learning and how to 9 min read NCERT Solution for Class 8 Science Chapter 6 Reproduction in AnimalsNCERT Solutions for class 8 Chapter- 6 Reproduction in Animals: The chapter on Reproduction in animals is important for students approaching the exams. This article introduces NCERT solutions designed to help students explain the concepts of further learning and how to write to get good grades on ex 5 min read NCERT Solution for Class 8 Science Chapter 7 - Reaching The Age of AdolescenceNCERT Solution for Class 8 Science Chapter 7 Reaching The Age of Adolescence: The chapter on Reaching the Age of Adolescence is important for students approaching the board exams. This article introduces NCERT solutions designed to help students explain the concepts of further learning and how to wr 6 min read NCERT Solutions for Class 8 BiologyClass 8 NCERT Solutions are developed to help students by providing solutions on different topics for grade 8 students. The NCERT Solutions for Class 8 gives a detailed explanation for every question that is important for exams and provides step-by-step results to the questions in the NCERT Class 8 5 min read Like