ICSE Class 6 Biology Syllabus

ICSE syllabus for class 6 is one among the excellent resources for understanding the in and out of class 6 academic year. This syllabus is prepared under the keen supervision of various skilled subject specialists, and hence, it meets the learning needs of the students efficiently. The syllabus of Class 6 Biology of the ICSE keeps them up-to-date about the latest curriculum and grading system of the subject. All requisite topics and their sub-topics are included in this ICSE syllabus in the conventional order.

Download ICSE Class 6 Biology Revised Syllabus 2022-23 PDF

Theme 1: Plant Life

  • The leaf
    • External structure
    • Kinds of leaves
    • Types of venation
    • Functions of leaf
    • Modifications
    • Insectivorous plants. Need for modification with an example
    • Vegetative propagation in leaf
  • The flower
    • Parts (4 whorls), structure and function of each whorl
    • Pollination (self and cross): An idea about agents of cross pollination (wind, water and insects – their examples).
    • Fertilization: process in simple terms
    • Formation of fruit – fate of each part (whorl) of flower after fertilization
    • Parts of fruits: dry and fleshy, examples of dry and fleshy parts; parts of the pericarp of fleshy fruits (epicarp, mesocarp, endocarp) and function of each part
    • Seed – parts (cotyledon, embryo: Radicle, plumule) and types (monocot, dicot)
    • Germination – conditions required for germination (moisture, warmth), seed germination of different seeds

Theme 2: The Cell

  • Plant cell: Cell organelles and their functions
  • Animal cell: Cell organelles and their functions
  • Diagrams of plant and animal cell
  • Only the following to be included: Cell wall, Cell membrane, Plastids, Nucleus, Vacuole, Cytoplasm – their structure and functions
  • Differences between plant and animal cells

Theme 3: Human Body

  • Digestive System
    • Revisit previous learning
    • Organs of the digestive system; function of each organ
    • Process of digestion particularly of Carbohydrates Proteins and Fats.
  • Respiratory System
    • Main parts (nose, pharynx, larynx, trachea, bronchi, lungs); functions of each part of the respiratory system
    • Difference between respiration and breathing
    • Mechanism of breathing (physical process with respect to diaphragm and ribs-inhalation and exhalation)
    • Mention of common respiratory diseases: asthma, bronchitis, pneumonia, tuberculosis (T.B.).
  • Circulatory System
    • Main parts of the circulatory system (heart, blood, blood vessels).
    • Process of circulation in the body.
    • Components of blood (plasma and blood cells – RBC, WBC, platelets with their functions only).
    • Types of Blood groups (A, B, AB, O): mention only.
    • Blood pressure (concept only); heartbeat, pulse
    • Keeping the heart healthy through exercise and good food habits.

Theme 4: Health and Hygiene

  • Types of diseases
  • Communicable diseases: bacterial, viral, protozoal, diseases caused by worms
  • Modes of transmission of diseases
  • Ways to prevent communicable diseases
  • Hygiene – examples, ways to prevent them.
  • Hygiene – ways to keep the surroundings clean, safe disposal of garbage, healthy practices for hygiene.

Theme 5: Adaptation

  • Habitat – definition.
  • Adaptations of plants and animals to the following habitats along with characteristics and examples:
    • Aquatic habitat- floating, submerged and fixed plants; adaptations in fish.
    • Desert – adaptations in cactus as desert plant and camel as desert animal.
    • Mountain – adaptations in trees like Pine and Fir; mountain goat
    • Air – adaptation for flight in birds, aerial plants.

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