Biology
Biology is the branch of science that deals with life and living organisms. The main objective of Biology is to understand the various processes taking place inside any living organism. It includes the formation of cells, composition of cells and formation of tissues. It also reflects on the changes occurring in human body. It depicts how the living and non living components interact with each other.
Here we will cover the various topics regarding Biology for Class 8. The concepts that are mastered in the lower classes help us to crack many entrance examinations like NEET, AIIMS, AIPMT, UPSC etc. At ABHYASONLINE.IN you can master the concepts at your own learning pace. It provides conceptual testing with analytical reports identifying the weak, moderate and strong concepts. We, at ABHYASONLINE.IN believe that, if the weak concepts are timely identified and improved, then every student can achieve their goals in life. Follow the links below to understand and master each and every concept of various topics in Biology along with video lectures.
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- Sample Test(s)Test NameSubject(s)Topics / ChaptersQuestions / MarksActionTutorial - 8th - Biology [Cell - Structure and Functions]BiologyCell - Structure and Functions10 / 10View All FREE Test(s)
- Sample Test(s)Test NameSubject(s)Topics / ChaptersQuestions / MarksActionTutorial - 8th - Biology [Reaching The Age of Adolescence I]BiologyReaching The Age of Adolescence I10 / 10View All FREE Test(s)
- Sample Test(s)Test NameSubject(s)Topics / ChaptersQuestions / MarksActionTutorial - 8th - Biology [Reaching The Age of Adolescence II]BiologyReaching The Age of Adolescence II10 / 10View All FREE Test(s)
- Sample Test(s)Test NameSubject(s)Topics / ChaptersQuestions / MarksActionTutorial - 8th - Biology [Crop Production and Management I]BiologyCrop Production and Management I10 / 10View All FREE Test(s)
- Sample Test(s)Test NameSubject(s)Topics / ChaptersQuestions / MarksActionTutorial - 8th - Biology [Crop Production and Management II]BiologyCrop Production and Management II10 / 10View All FREE Test(s)
- Sample Test(s)Test NameSubject(s)Topics / ChaptersQuestions / MarksActionTutorial - 8th - Biology [Micro Organism III]BiologyMicro Organism III10 / 10View All FREE Test(s)
- Sample Test(s)Test NameSubject(s)Topics / ChaptersQuestions / MarksActionTutorial - 8th - Biology [Conservation of Plants and Animals I]BiologyConservation of Plants and Animals I10 / 10View All FREE Test(s)
- Sample Test(s)Test NameSubject(s)Topics / ChaptersQuestions / MarksActionTutorial - 8th - Biology [Conservation of Plants and Animals II]BiologyConservation of Plants and Animals II10 / 10View All FREE Test(s)
Explore Concepts (Click & View)
- Cell
- Discovery of Cell
- Difference between Unicellular and Multicellular Organisms
- Shape of Cell
- Size of Cell
- Cell Structure
- Plasma Membrane or Cell Membrane
- Cell Wall
- Cytoplasm
- Function of Nucleus
- Difference between Prokaryotic and Eukaryotic Cells
- Cell Organelle
- Endoplasmic Reticulum
- Ribosomes
- Mitochondria
- Golgi body
- Plastids
- Lysosomes
- Vacuoles
- Plant Cell and Animal Cell
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- Adolescence and puberty
- Changes in Human Body
- Endocrine System
- Reproductive Health
- Hygiene
- Physical Activity or Exercise
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- Sexual Development
- Hormones and their role in the body
- Determination of Sex
- Drug abuse and AIDS
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- Asexual Reproduction
- Binary Fission
- Budding
- Sexual Reproduction
- Human Reproductive System
- Male Reproductive System
- Female Reproductive System -
- Fertilization
- Changes After Fertilization -
- Reproduction And Its Importance
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- Family Planning
- Metamorphosis in Frog and Butterfly
- Contraception
- Sexually Transmitted Diseases
- Oviparous and Viviparous Animals
- In Vitro Fertilisation -IVF
- Structure of Gametes
- Types of Fertilisation
- Cloning And Dolly Sheep
- Difference Between Zygote, Embryo And Fetus
- Internal Fertilisation In Hen
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- Agriculture and its types
- Agricultural Practises and Implements
- Soil Preparation
- Selection and Sowing of Seeds
- Seed Drill
- Transplantation of Seeds
- Methods of Weed Control
- Manure and Fertilizers
- Judicious use of Fertilizers
- Sustainable agriculture
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- Irrigation For Better Crop
- Preventive and Control Measures for Crop
- Harvesting Threshing and Winnowing
- Scientific storage of Grain
- Methods of Crop Improvement
- Kharif Crops
- Rabi Crop
- Plant Breeding
- Crop Rotation
- Nitrogen Cycle and Nitrogen Fixation
- Importance of Animal Husbandry
- Poultry farming
- Eggs
- Fish farming
- Fish as a source of food
- Advantages of bee-keeping
- Uses of Honey
- Management of Crop Production
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- Microscope
- Micro-organisms and Its Types -
- Bacteria in Micro Organism
- Protozoa in Micro Organism
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- Fungi in Micro Organism
- Algae in Micro Organism
- Virus in Micro Organism
- Commercial Use
- Medicinal Use
- Agricultural Use
- Environmental Use
- Advantages and Disadvantages of Micro-organisms
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- Harmful Micro Organism
- Diseases
- Malaria
- Cholera
- Typhoid
- Tuberculosis
- Spreading of Communicable Disease Through Air
- Spreading of Communicable Disease Through Food and Water
- Spreading of Communicable Disease Through Vectors
- Microorganisms and Food Spoilage
- Food Preservation
- Jaundice -
- Spreading of Communicable Disease
- Spreading of Communicable Disease Through Body Fluids
- Diarrhoea -
- Spreading of Communicable Disease Through Contact
- General Prevention of Infectious Diseases
- Prevention of Infectious Diseases
- Treatment of Infectious Diseases -
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- Ecosystem
- Forest
- Conservation of Forest
- Domestic Consequences of Deforestation
- Global Consequences of Deforestation
- Conservation of Forests and Wildlife
Explore Concepts (Click & View)
- Wildlife Sanctuary
- Migration of Wild Life
- Ways to improve the environment
- Aims of Conservation
- Biosphere Reserves
- National Parks
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