The levels of organisation in a living body are:
Cell → Tissue → Organ → Organ System → Organism.
Each level builds on the previous, enabling complex bodily functions through cooperation among specialized parts.
Class 8 Science Curiosity Grade 8 Chapter 2 The Invisible Living World Beyond Our Naked Eye solutions
Class 8 Science Chapter 2 The Invisible Living World: Beyond Our Naked Eye Question Answer
The living body has five main levels of organisation:
1. Cells form the base unit.
2. Tissues are groups of similar cells.
3. Organs are made of different tissues.
4. Organ systems are groups of organs working together.
5. Organism is the complete living being.
These levels ensure smooth functioning and coordination for survival, growth and reproduction in all multicellular life.
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