Bacteria produce spores when they are exposed to harsh conditions (eg. really hot/cold weather). While the originally bacterium may die from these conditions it produces spores so that the bacteria may keep reproducing.
(I don't understand what you mean by the first question)
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Bacteria produce spores when they are exposed to harsh conditions (eg. really hot/cold weather). While the originally bacterium may die from these conditions it produces spores so that the bacteria may keep reproducing.
(I don't understand what you mean by the first question)