Go to All Subject -

Biology -


Introduction to Biology

-:- Introduction to Biology
-:- Principal Branches of Biology
-:- Great scientists in Biology
-:- Characteristics of Plants and Animals
-:- Role of Biology in Social, Economic and Environmental Development
-:- Nature and Origin of Life

Structure and Nature of Living Cell

-:- Structure and Nature of Living Cell
-:- Plasma membrane or Cell membrane: Stucture, Functions
-:- Cytoplasm: Stucture, Functions
-:- Nucleus: Stucture, Functions
-:- Structure and Functions of Chloroplast
-:- Structure and Functions of Golgi bodies/Golgi apparatus

Cell Division

-:- Types of cell division
-:- Stages of Mitosis
-:- Significance of Mitosis
-:- Abnormal cell division
-:- Male-Female determining chromosome

Division of Labour In Multicellular Plants

-:- Types of Tissue
-:- Characrteristics of Meristamatic tissues
-:- Characteristics of Permanent tissue
-:- Types of permanent tissue
-:- Laticiferous tissues and Glandular tissues
-:- Tissue System and types of Tissue System
-:- Types of Simple permanent tissue and its Functions
-:- Types of Complex permanent tissue and its Functions

Animal Tissue Organ and Organ System

-:- Animal Tissue, Organ and Organ System
-:- Differences between Tissue and Cell
-:- Types of Tissues
-:- Structural Characteristics, Function and Location of Epithelial Tissue
-:- Structural Characteristics, Functions and Location of Connective Tissue
-:- Structural Characteristics, Function and Location of The Muscular Tissue
-:- Structural Characteristics, Function and Location of The Nerve Tissue
-:- Necessary Organs of Human Body
-:- Co-ordination between Organs and Systems to keep the body fit

Classification of Plants

-:- Classification of Plants
-:- Unit of Plants classification and Taxa
-:- Virus
-:- Bacteria
-:- Algae
-:- Fungi: Structure and Reproduction
-:- Bryophyta: Characteristics and Importance
-:- Pteridophyta: Characteristics and Importance
-:- Gymnosperm: Characteristics and Importance
-:- Monocotyledonous or Monocot plants:: Characteristics and Importance
-:- Dicotyledonous or Dicot Plants: Characteristics and Importance

Animal Diversity and Classification

-:- Animal Diversiy
-:- Short Description of Diversification or Bio-Diversity
-:- Animal Taxonomy
-:- Necessity of Animal Classification
-:- Rules for Modern or Natural Classification in Animal Diversity
-:- Plylum - Sarcomastigophorea Kingdom - Protista
-:- Phylum - Cnidaria
-:- Phylum Platyhelminthes
-:- Phylum Nematoda
-:- Plylum Annelida
-:- Phylum Arthropoda
-:- Phylum Mollusca
-:- Phylum Echinodermata
-:- Phylum chordata

Structural Organization and Acquaintance of Animals

-:- Amoeba: Habit and Habitat
-:- Body structure of Amoeba and its functions
-:- Amoeba Locomotion
-:- Amoeba: Process of intake of food or Nutrition
-:- Amoeba: Digestion, Absorption and Egestion
-:- Amoeba: Respiration, Excretion
-:- Reproduction of Amoeba: Binary fission and Sporulation
-:- Round Worm: External morphology and Habitat
-:- Round Worm: Digestive system
-:- Round Worm: Parasite and its Characteristics
-:- Round Worm: Excretory System
-:- Round Worm: Reproductive System
-:- Round Worm: Ascariasis disease and its symptoms, Prevention
-:- Toad: Habit, Habitat
-:- External morphology of Toad
-:- Skeletal system of Toad
-:- Toad: Axial skeleton and its functions
-:- Toad: Vertebral column and its functions
-:- Toad: Appendicular skeleton(Pectoral girdle, Pelvic girdle) and its functions
-:- Toad: Digestive system
-:- Toad: Nutrition and Digestion
-:- Toad: Circulatory system
-:- Toad: Blood(Plasma and Blood corpuscles)
-:- Toad: Heart
-:- Toad: Blood vessels(Artery, Vein and Capillary)
-:- Toad: Venous system
-:- Toad: Respiratory system
-:- Toad: Glucose oxidation and energy production, Glycolysis and Kreb's cycle
-:- Toad: Nervous system
-:- Toad: Structure of brain
-:- Toad: Cranial nerves
-:- Toad: Excretory system
-:- Toad: Reproductives system

Physiological Activities in Plants Nutrition

-:- Plant Nutrition and Nutrient Elements
-:- Imbibition
-:- Osmosis: Two types, Condition, Experiment, Absorption
-:- Ascent of Sap
-:- Transpiration and Types of Transpiration
-:- Stomata: Process of Stomatal Tranpiration and Factors affecting
-:- Photosynthesis: Process, Organ, Factors Affecting, Importance
-:- Importance of Photosynthesis
-:- Some Experiments on Photosynthesis
-:- Experiment to demonstrate that Oxygen is evolved during Photosynthesis
-:- Experiment to show that photosynthesis do not occur without chlorophyll
-:- Experiment to show that light is essential for Photosynthesis
-:- Experiment to show that photosynthesis cannot occur without CO2
-:- Evolution of O2 during photosynthesis
-:- Respiration: Respiratory substrate, Types of respiration
-:- Importance of Aerobic and Anaerobic Respiration
-:- Factors Affecting Respiration
-:- Experiment to prove that Heat is evolved during Respiration
-:- Experiment of Anaerobic Respiration
-:- Growth and Development of Plant
-:- Tropism
-:- Effect of Light and Temperature on Plant Growth and Yield
-:- Importance of photoperiodism and Vernalization


-:- Different Parts of a Flower(Datura Flower)
-:- Different kinds of Flower

Pollination Fertilization And Dispersal of Fruits and seeds

-:- Pollination: Two types, Significance, Merits, Demerits
-:- Pollinating Agents: Types and Characteristics
-:- Fertilization in Plant
-:- Dispersal of Fruits and Seeds

Reproduction of Plants

-:- Reproduction of Plants and itsTypes

Organism and Environment

-:- Organism and Environment
-:- Components of Ecology
-:- Food chain
-:- Food web
-:- Nutrient flow in Eco system
-:- Energy flow in Ecosystem
-:- Major Eco systems
-:- Responsibility of man in maintaining balance of an environment

Pollution and Conservation of Environment

-:- Pollution and Conservation of Environment
-:- Green House Effect
-:- Role of Human beings in conservation of Environment
-:- Effect of Urbanization and Industrialisation on Environment
-:- Industrialisation is mainly of two types

Natural Diversities of Bangladesh Distribution of Plants and Animals

-:- Natural Diversities of Bangladesh-Distribution of Plants and Animals
-:- Recent flood plain
-:- Haor and other Marshy lands
-:- Pleistocene uplands
-:- Tertiary hilly region
-:- Coastal Forest or Mangrove forest
-:- Saint Martin's Island

Economic Biology Botany

-:- Food producing plants
-:- Cloth producing plants
-:- Plants used for house building purposes
-:- Medicinal Plants
-:- Beverage yielding plants

Economic Biology

-:- Prawn Culture: Economic importance and Kinds of prawn
-:- Method of culture of fresh water prawn or Galda prawn
-:- Method of culture of saline water prawn or Bagda prawn
-:- Introduction of fishes
-:- Importance of fish cultivation
-:- Method of fish culture
-:- Culture of silk worms or sericulture
-:- Characteristics of silk fibers and economic importance of silk worms
-:- Life cycle and silk cultivation
-:- Bee keeping: Castes, life cycle, economic importance, artificial bee culture
-:- Castes(various types) of bees
-:- Life cycle of bees
-:- Some harmful insects or pests of paddy and jute

Practical Botany

-:- Microscope: Structure, Uses, Functioning Processes of Simple , Compound Microscope
-:- Study of the Structure of a Flowering Plant
-:- Study of the Structure of Plant and Animal Cells
-:- Study of the Stages of Mitosis from Permanent Slides
-:- Study of Distribution of Tissue System in Dicot Stem
-:- Study of the Structural Features of Different Plant Groups
-:- Experiment to Demonstrate the Process of Osmosis with the help of Raisin
-:- Demonstration of cell-to-cell osmosis by Potato Osmoscope
-:- Demonstration of Ascent of sap from root to stem and leaves with the help of Peperomia plant
-:- Experiment to show that Light is essential for Photosynthesis
-:- Experiment to prove that Heat is evolved during Respiration
-:- Experiment to show the germination of pollen grains to form pollen tube
-:- Experiment to show that CO2 is evolved during respiration

Practical Zoology

-:- Earthworm: Classification, External Features, Digestive System, Method of Dissection
-:- Prawn: Classification, External Features, Digestive System, Method of Dissection
-:- Grasshopper: Classification, External Features, Digestive System, Method of Dissection
-:- Toad: External Features, Digestive System, Method of Dissection, Skeleton
-:- Digestive system of Toad
-:- Skeleton of toad
-:- Channa punctatus (Lata/Taki Fish): External Features, Digestive System, Method of Dissection
-:- Examples of Animals taken from each of the major Phyla, their identifying Characters, Observations and Figures