CBSE Class 9 Biology Chapter-Wise Notes Last Updated : 14 Jan, 2024 Comments Improve Suggest changes Like Article Like Report CBSE Class 9 Chapter-wise Notes of Biology are useful for students to quickly revise important topics for their board examination. Class 10 Biology is an exciting subject that covers a different range of topics such as The fundamental Unit of Life, Tissues, and Improvement in Food Resources NCERT Notes Class 9 Biology is important to quickly revise every topic before the examination. Students of Class 9 also be able to find a proper note for their assignment from these biology notes. Revising Class 9 Biology Notes can save you time during your stressful examinations and by using this you can make the most out of it. These CBSE Class 9 Biology chapter-wise notes cover all important topics and related diagrams that are required for the preparation of the board examination. Studying thoroughly important topics also helps you in future higher studies or any competitive exams. CBSE Class 9 Biology Notes For All ChaptersCBSE Class 9 Biology provides a comprehensive understanding of the material that is covered in Class 9. It helps the student build a strong base of knowledge and understanding of Biology. These Biology Notes are written by experts in their own separate disciplines. Notes on Biology for Grade 9 are made to help students review the material before the exams which helps them to get quick revision. Biology is a subject that has strongly related opinions to other subjects. These biology notes are helpful for revision. As we know, performing well in board exams is important, and studying only Class 9 textbooks is not enough, so to help you, we made CBSE Class 9 Biology notes that will help you get all the compiled topics and chapters in one place. CBSE Class 9 Biology Chapter-Wise NotesChapter 5: The Fundamental Unit of LifeChapter 6: TissuesChapter 12: Improvement in Food ResourcesThese chapters and their topics are aimed to clarify all the concepts. You should also practice NCERT Solutions and Previous Year Sample Paper in order to perform well in your exams. Comment More infoAdvertise with us Next Article CBSE Class 9 Notes Science Chapter 5 - The Fundamental Unit of Life S shailensharohilla Follow Improve Article Tags : School Learning Class 9 Biology Biology-Class-9 Tutorials Chapterwise-Notes-Class-9 +2 More Similar Reads CBSE Class 9 Biology Syllabus 2023-2024 (New Curriculum) CBSE Class 9 Biology Syllabus: CBSE Class 9 Biology syllabus 2023-24 covers a diverse range of topics, including the fundamental unit of life, tissues, the diversity of living organisms, diseases, and natural and food resources. Our guide provides a detailed overview of the biology syllabus for Clas 4 min read CBSE Class 9 Biology Chapter-Wise Notes CBSE Class 9 Chapter-wise Notes of Biology are useful for students to quickly revise important topics for their board examination. Class 10 Biology is an exciting subject that covers a different range of topics such as The fundamental Unit of Life, Tissues, and Improvement in Food Resources NCERT No 3 min read The Fundamental Unit of LifeCBSE Class 9 Notes Science Chapter 5 - The Fundamental Unit of LifeNotes of The Fundamental Unit Of Life of Class 9 Chapter 5: The fundamental unit of life is the cell. All living organisms are made up of fundamental building blocks which form the fundamental unit of life called cells. Whether it is a plant, animal, or microorganism; these basic units define all th 7 min read What are Living Organisms Made Up of?Robert Hooke discovered the cells in the year 1665. He was examining a thin slice of a cork, he saw that the cork resembled the structure of a honeycomb with too many little compartments. Then with the microscope, he observed these compartments and called them cells, meaning "little room" in Latin. 7 min read Plasma Membrane - Definition, Structure, Components, FunctionsThe plasma membrane acts as a protective barrier made of a lipid bilayer with embedded proteins that separates the interior of the cell from its external environment. The plasma membrane, also known as the cell membrane, is a vital component of the living organism that regulates the movement of subs 4 min read Cell WallCell wall is the non-living material that protects a cell's outermost layer. It might be firm, elastic, or periodically rigid. It serves as a filtration system as well as structural support and protection for the cell. Cell walls are absent in many eukaryotes, including animals, but they are present 7 min read Nucleus: Structure and FunctionThe nucleus (plural: nuclei) is a double-membraned organelle that is found only in eukaryotic cells. The name nucleus comes from a Latin term that means "nut kernel." The nucleus was discovered by Robert Brown in 1831. It is the first cell organelle that was discovered. The nucleus is responsible fo 7 min read Cytoplasm - Structure and FunctionCytoplasm is a semi-fluid, gel-like substance found in all living cells, both prokaryotic and eukaryotic. It surrounds the cell's organelles and nucleus. It acts as the medium in which various cellular processes like protein synthesis, metabolism, and many chemical reactions take place. The cytoplas 6 min read Endoplasmic Reticulum - Structure, Types And FunctionsEndoplasmic reticulum is an important cell organelle present in the cytoplasm of eukaryotic cells. The structure of the Endoplasmic reticulum comprises membranous tubules that are interconnected and carry out major cellular functions like protein synthesis, breakdown of carbohydrates, lipid synthesi 7 min read Golgi ApparatusGolgi apparatus is an organelle found in most of the eukaryotes. It consists of a series of flattened membrane sacs called cisternae. These cisternae are present one over the other to form the Golgi complex. It is responsible for packaging proteins into vesicles before secretion and therefore plays 4 min read Lysosomes - Definition, Types, Significance, FunctionsLysosomes are cell organelles that are also known as "suicide bags" or "cell recycling centers" of the cell. Lysosomes function in cellular waste disposal and programmed cell death (apoptosis). Lysosomes are eukaryotic membrane-bound cell organelles that appear small and spherical. Lysosomes arise f 8 min read MitochondriaMitochondria is a double membrane organelle present in the cytoplasm of all eukaryotic cells. Mitochondria generates energy in the form of ATP because of which mitochondria is known as the "powerhouse of the cell". In 1857 Albert von Kolliker first discovered the organelle and Carl Benda in 1898 gav 7 min read What are Plastids? - Class 9 BiologyThe body of all living organisms is made up of cells. Based on the cellular organization, some organisms are made up of single cells which are unicellular, and more than one cell which is multicellular organisms. Single-cell is able to perform all the life processes like gaining food, respiration, e 8 min read VacuolesVacuole is a cellular organelle that is found in plants, fungi, and some types of protists. In plant cells, it helps in maintaining turgor pressure, contributing to the plant's structural support and rigidity. Vacuoles contain various substances like ions, water, and waste products. It also contribu 5 min read Cell Division: Mitosis & Meiosis, Different Phases of Cell CycleCell division is the process by which a parent cell divides into two daughter cells. It occurs through two distinct processes, mitosis, and meiosis, each having its role in the life cycles of organisms. Mitosis is the division of a cell that produces two identical daughter cells, essential for growt 9 min read TissuesTissues Class 9 Notes CBSE Science Chapter 6Tissues are a group of specialized cells that possesses similar structure, have a similar origin, and are responsible for performing similar type of functions. In unicellular organisms, the cell is responsible for performing all the vital functions whereas in multicellular organisms different groups 11 min read Meristematic Tissues - Definition, Features, Types, RoleMeristematic tissues are a type of plant tissue that plays an important role in the growth and development of plants. These tissues consist of undifferentiated cells that can divide and differentiate into various types of specialized cells. Meristematic tissues are mainly found in that part of the p 6 min read Permanent Tissues - Diagram, Types Notes Biology Class 9Permanent tissues are a type of plant tissue that has completed its growth and differentiation. They remain in a specialized state throughout the plant's life. These tissues perform specific functions and are responsible for the overall structural growth and function of the plant. There are three ma 7 min read Structure and Types of Animal TissuesAnimal tissue is a group of cells along with intercellular substances that perform one or more functions in the body. The structure of animal tissues depends on their function and location in the body. There are four types of animal tissues; epithelial, connective, muscle, and nervous tissue which w 6 min read Epithelial Tissue - Introduction, Characteristics, Types, ImportanceEpithelial tissue is what makes up this part of the animal's anatomy, and it may be found on both the outside and the inside of the body. The body structure of multicellular organisms is more complicated than that of unicellular organisms, in which every important cellular function, such as nutritio 13 min read Overview and Types of Connective TissueAs their name suggests, connective tissues serve to both support and link the many organs and tissues found throughout the body. They are located in vast quantities all throughout the body, Their genesis may be traced back to the mesoderm(embryo). A few cells that are located in the interfacial netw 13 min read Muscular TissueMuscular tissue is a type of tissue present in animals that is specialized for contraction and movement. Muscular tissue is one of the four main types of tissues, the others being epithelial, connective, and nervous tissue. Muscular tissue is made up of muscle fibers. There are three types of muscul 5 min read Nervous Tissue - Definition, Characteristics, Functions, TypesNervous tissue is one of the four types of animal tissue, along with epithelial tissue, connective tissue, and muscle tissue. Nervous tissue is composed of two main types of cells: neurons and glial cells. Nervous tissue is present in the brain, spinal cord, and nerves all around the body. Nervous t 6 min read Improvement in Food ResourcesNCERT Notes for Class 9 Science Chapter 12: Improvement in Food ResourcesNCERT Notes for Class 9 Science Chapter 12: Improvement in Food Resources: The food that we eat gives us protein, fats, carbohydrates, vitamins, and minerals, which we require for body development, growth, and health. Both plants and animals are major sources of food for us and we obtain most of thi 10 min read Improvement in Crop YieldsThe improvement in crop yields refers to enhancing the quantity and quality of crops produced per unit of land area or effort. Understanding the methods and need for improving crop variety helps in enhancing agricultural productivity and ensuring food security. In this article, we will cover methods 7 min read Crop Variety ImprovementAll living things and organisms require food as one of their basic needs. Different nutrients, including lipids, proteins, carbohydrates, minerals, and vitamins, are provided through food. Agriculture and animal husbandry are the two primary sources of food. Despite having a strong agricultural orie 8 min read Crop Production and ManagementCrop production and management is the process of growing and maintaining crops. The process involves preparing the soil, planting seeds, irrigating the crops, and protecting them from pests and diseases. It is aimed at maximizing agricultural output while minimizing resource usage and environmental 9 min read Nutrient ManagementThere are various methods for preventing people from going hungry. One is to increase production efficiency. The second step is to provide food access to all people who live in food deserts, and finally, people must have enough money to buy food. Food is one of the most basic needs of all living bei 8 min read What is Manure? Definition, Types, Advantages and DisadvantagesManures are organic wastes from plants and animals that are applied to crops as fertilizer. As they decompose, they release beneficial nutrients. Based on the density of the nutrients, manures can be divided into bulky organic manures and concentrated organic manures. These are more cost-effective i 7 min read What is Fertilizer? - Example, Definition, Types, and UsesFertilizers are chemicals that are applied to soil or to plants to supply essential plant nutrients. The fertilizers contain nitrogen, potassium, and phosphorus, all of which are essential nutrients for plants. There are two types of fertilizers: Organic fertilizer is derived from plants and animals 8 min read Irrigation: Meaning, Types, Methods and ImportanceIrrigation: Irrigation is the artificial and controlled application of water to soil, plants, or agricultural fields in order to meet their water needs. It ensures optimal moisture levels for plant growth, increases crop yield and sustains agricultural activities in regions with inadequate or unpred 9 min read Cropping PatternsA cropping system is the type and sequence of crops farmed, and the procedures employed to grow them. It includes all cropping sequences done over space and time based on crop production technology available. Cropping technologies have typically been designed to maximize crop yields. What are Croppi 5 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 What is Animal Husbandry? Definition, Types, Role in AgricultureThe practice of raising animals and selective breeding is known as Animal husbandry. It is the science of animal management and care, in which animals' genetic features and behavior are developed for human profit. For many farmers, animal husbandry is their principal source of income. Because animal 7 min read Poultry FarmingFood is anything consumed by humans that provides energy and can fulfill physiological requirements for human body growth. The value of food Man's energy comes from food. It is utilized to maintain all bodily functions and processes. For the growth of the body's physical and mental facilities, as we 6 min read Inland Fisheries - Overview and ExamplesAny palatable substance of plant or creature beginning that gives healthful advantages like sugars, fats, proteins, nutrients, or minerals to an organic entity when devoured is called Food. A dinner that incorporates sufficient measures of proteins, starches, fats, nutrients, and minerals is called 6 min read Apiculture or BeeKeepingBeekeeping, also known as apiculture, is vital in enhancing food resources and agricultural ecosystems worldwide. Food is the basic requirement for all living organisms to grow and function. As bees pollinate a wide variety of crops, they contribute to the production of fruits, vegetables, and nuts. 8 min read NCERT Solutions for Class 9 Biology Class 9 NCERT Solutions are developed to help students to provide solutions on different topics for different grades students. The NCERT Solutions for different topics for different grades students. The NCERT Solutions for Class 9 give a detailed explanation of every question that is important for e 5 min read NCERT Solutions for Class 9 Science Chapter 5 - The Fundamental Unit Of Life NCERT Solutions for Class 9 Science Chapter 5 The Fundamental Unit Of Life: The chapter on the Fundamental Unit of Life is important for students approaching exams. This article introduces NCERT Solutions for Class 9 designed to help students explain the concepts of further learning and how to write 10 min read NCERT Solutions For Class 9 Science Chapter 6 Tissues NCERT Solutions for class 9 Chapter-06 Tissues: The chapter on Tissues is important for students approaching the home 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 exams. The solutions are pres 8 min read NCERT Solutions for Class 9 Science Chapter 12 Improvement in Food Resources NCERT Solutions for class 9 Chapter-12 Improvement In Food Resources: The chapter on 'Improvement In Food Resources' is important for students approaching the home exams. This article introduces NCERT solutions designed to help students explain the concepts of further learning and how to write to ge 12 min read Like