Multicellular organisms have many types of specialized cells, tissues and organs. Their coordinated actions support complex life processes like digestion, movement and thinking, unlike single-celled organisms.
Class 8 Science Curiosity Textbook Chapter 2 The Invisible Living World – Beyond Our Naked Eye question answer
Class 8 Science Curiosity Grade 8 Chapter 2 The Invisible Living World Beyond Our Naked Eye solutions
Multicellular organisms are complex because they contain millions of specialized cells forming tissues and organs. Each part has a unique role, like breathing, circulation or movement. These parts must work in harmony for survival. This complexity enables higher functions like intelligence, reproduction and adaptation, which single-celled organisms cannot perform. The structure and coordination among cells define the organism’s complexity.
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