Wave-like movement in the food pipe is caused by coordinated contraction and relaxation of muscle cells. This peristaltic motion pushes food steadily toward the stomach. Class 8 Science Curiosity Chapter 2 The Invisible Living World: Beyond Our Naked Eye NCERT solutions Class ...
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NCERT Solutions and important questions for Class 8 science for CBSE 2020-2021.
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Muscle cells in the food pipe help push food downward through wave-like contractions. This movement, called peristalsis, ensures food reaches the stomach for digestion. Class 8 Science Curiosity Grade 8 Chapter 2 The Invisible Living World Beyond Our Naked Eye solutions Class ...
Long tubular cells in plants, like xylem vessels, transport water and nutrients from roots to leaves. Their structure ensures efficient movement over long distances. Class 8 Science Curiosity Grade 8 Chapter 2 The Invisible Living World Beyond Our Naked Eye solutions Class ...
A cell’s shape is tailored to its job. Long cells transmit signals, flat ones cover surfaces and round ones store substances, ensuring each performs its function efficiently. Class 8 Science Curiosity Grade 8 Chapter 2 The Invisible Living World Beyond Our ...
Animal cells come in various shapes and sizes because they perform different functions. Their structure adapts to tasks like contraction, signal transmission or nutrient absorption. Class 8 Science Curiosity Grade 8 Chapter 2 The Invisible Living World Beyond Our Naked Eye ...