Acid-producing cells release hydrochloric acid in the stomach. This acid kills bacteria, activates enzymes like pepsin and helps break down food particles during digestion. Class 8 Science Grade 8 Chapter 2 The Invisible Living World: Beyond Our Naked Eye question answer Class ...
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Letters appear enlarged and sometimes distorted when viewed through a round water-filled flask. This happens because the curved water surface acts like a lens, bending light rays and magnifying the text. Class 8 Science Curiosity Chapter 2 The Invisible Living World: ...
A magnifying glass uses a convex lens to bend light and enlarge the image of an object. It allows us to see small details more clearly by making the object appear closer and bigger. Class 8 Science Curiosity Chapter 2 The ...
Reading glasses correct near vision by adjusting the light’s focus on the retina. As we age, our eye lens weakens and glasses help compensate for this to restore clear close-up vision. Class 8 Science Curiosity Grade 8 Chapter 2 The Invisible ...
I learnt that mushroom cultivation involves preparing a moist substrate, adding spawn, keeping it in a dark humid space, then shifting it to light for fruiting. Mushrooms are harvested, packed and sold fresh. Class 8 Science Curiosity Grade 8 Chapter 2 ...