Observing dough rise involves fermentation—a biological process where yeast produces gas, causing the dough to expand. This links to microbiology and chemistry, making it a scientific event that students can explore through questioning and experimenting.
Class 8 Science Curiosity Chapter 1 Exploring the Investigative World of Science NCERT solutions
Class 8 Science Curiosity Grade 8 Chapter 1 Exploring the Investigative World of Science question answer
Dough rising seems simple but involves fascinating science. Yeast in the dough consumes sugars and releases carbon dioxide gas, which forms bubbles and causes the dough to expand. This process, called fermentation, connects to biology and chemistry. By observing and questioning this everyday event, students explore gas formation, microbial activity and chemical change. Such experiences show how science lives in our kitchens and encourage learners to investigate the familiar with a scientific eye.
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