(i) Bacteria live everywhere, including our gut.
(ii) Yeast is used in baking to make bread rise.
(iii) Rhizobium bacteria live in legume roots and fix nitrogen for plant growth.
Class 8 NCERT Science Curiosity 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
(i) Bacteria are found in all environments and help digest food in our gut.
(ii) Yeast is used in baking; it ferments sugar and releases gas, making dough rise.
(iii) Rhizobium bacteria live in the root nodules of legume plants, converting atmospheric nitrogen into forms plants can absorb. These microbes play essential roles in digestion, agriculture and food preparation.
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