We require to keep our water supply clean because we imbibe that water. If our water supply wasn't unsullied, we would die of dehydration. Another reason is that without water, all the crops would die and we wouldn't have any aliment to victual and so we would withal die of hunger.
Answer:
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Explanation:
True
because producers make their own food without depending on others. So in this case plants are producers is true because they make their own food with photosynthesis.