Biology – Know Definition, Topic, and Study Material

Biology is the scientific study of living organisms and their interactions with the environment. It is a diverse and dynamic field that covers a wide range of topics, from the molecular and cellular level to the study of ecosystems and the entire biosphere. Biology is a fundamental science that plays a crucial role in understanding life and the mechanisms that govern living systems.

Biology Study Material

• Introduction to the Biology
  • Father of Biology
  • Science of life
• Diversity of Living Organisms
  • • Biological Classification
      • Taxonomy
      • Five Kingdom Classification
        • Monera
        • Protista
        • Fungi
        • Plantae
        • Animalia
• Structural Organisation in Plants and Animals
  • Morphology of Flowering Plants
    • Parts of plants
    • Parts of a Flower
    • Plant Tissue System
      • Meristematic Tissues
      • Permanent Tissues
        • Parenchyma
        • Collenchyma
        • Sclerenchyma
  • Structural Organisation in Animals
    • Animal Tissue
      • Epithelial tissue
      • Connective tissue
      • Muscular tissue
      • Nervous tissue
    • Organ and Organ Systems

• Cell – Structure and Function
  • Types of Cells
    • Prokaryotic Cell
      • Amomeba
      • paramecium
    • Eukaryotic Cell
      • Plant Cell
      • Animal Cell
  • Cell Organelles
    • Plasma Membrane
      • Fluid Mosaic Model
    • Cytoplasm
    • Nucleus
    • Endoplasmic Reticulum
    • Mitochondria
    • Plastids
    • Ribosomes
    • Golgi Apparatus
    • Microbodies
    • Cytoskeleton
    • Cilia and Flagella
    • Centrosome and Centrioles
    • Vacuoles
  • Biomolecules
    • Proteins- Structures and Functions
    • Carbohydrate
    • Lipid
    • Nucleic Acid
      • RNA
      • DNA
    • Enzymic
    • Chromosome
  • Cell Division
    • Cell Cycle
    • Mitosis
    • Meiosis
• Reproduction 
  • Asexual Reproduction
    • Binary Fission
    • Budding
    • Fragmentation
    • Vegetative Propagation
      • Natural Vegetative Propagation
      • Artificial Vegetative Propagation
    • Sporogenesis
    • Micropropagation
  • Sexual Reproduction in Plants and Animals
• Plant Physiology
  • Transportation In Plants
    • Stomatal transpiration
    • Lenticular transpiration
    • Cuticular transpiration
      • Xylem
      • Phloem
  • Plant Nutrition
    • Autotrophic Nutrition
    • Heterotrophic Nutrition
      • Parasites
      • Saprophytes
      • Holozoic
  • Photosynthesis
  • Respiration in Plants
    • Aerobic Respiration
    • Anaerobic Respiration
    • Fermentation
    • Glycolysis
    • Kerb’s Cycle
    • Electron transport chain
    • ATP 
  • Plant Growth and Development
• Human Physiology
  • Human Digestive System
  • Human Respiratory System.
  • Human Circulatory System
  • Human Excretory System
    • Kidney
      • Nephrons
      • Henle’s loop
      •  
  • Locomotion and Movement
    • Types of movement
    • Muscular System
    • Skeletal System
      • Bone
  • Neural Control and Coordination
    • Human Nervous system
      • Central Nervous System
      • Peripheral Nervous System
      • Autonomic Nervous System
    • Neurons
    • Human Brain
    • Reflex action
    • Human eye
    • Human Ear
• Human Endocrine System
  • Endocrine Glands and their Hormones

key areas of Biology:

1. Cell Biology: Cell biology focuses on the study of cells, which are the basic structural and functional units of all living organisms. It involves understanding cell structure, organelles, cellular processes, and cellular communication.
2. Genetics: Genetics is the study of genes, heredity, and the variation of traits in living organisms. It includes the study of DNA, genetic inheritance, gene expression, and genetic engineering.
3. Evolutionary Biology: Evolutionary biology explores the processes that lead to changes in the inherited characteristics of populations over time. It includes the study of natural selection, adaptation, speciation, and the common ancestry of all living organisms.
4. Ecology: Ecology is the study of the interactions between living organisms and their environment. It involves understanding ecosystems, food webs, energy flow, population dynamics, and the impact of human activities on the environment.
5. Physiology: Physiology focuses on the study of the functions and processes of living organisms. It includes the study of organ systems, physiological processes, and how living organisms maintain homeostasis.
6. Microbiology: Microbiology is the study of microorganisms, such as bacteria, viruses, fungi, and protozoa. It plays a crucial role in medicine, agriculture, and environmental science.
7. Anatomy: Anatomy is the study of the structure of living organisms. It involves the examination of organs, tissues, and systems to understand their form and function.
8. Botany: Botany is the study of plants, including their structure, growth, reproduction, and ecological roles. It also includes the study of algae, mosses, ferns, and flowering plants.
9. Zoology: Zoology focuses on the study of animals, their behavior, physiology, and classification. It covers a wide range of organisms, from simple invertebrates to complex vertebrates.
10. Biotechnology: Biotechnology applies biological knowledge to develop technologies and products that improve human life. It includes genetic engineering, biopharmaceuticals, and agricultural biotechnology.

Biology is an ever-evolving science, and discoveries are constantly expanding our understanding of life and living organisms. It has practical applications in various fields, such as medicine, agriculture, conservation, and biotechnology, and plays a vital role in addressing global challenges, including disease, climate change, and biodiversity loss.