What is the term for the process of cleaning water naturally?

Explanation: Filtration cleans water by passing it through materials that remove impurities.

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Q: What is a type of plant tissue consisting of undifferentiated cells that can continue to divide and differentiate?
Ans: meristem

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Ans: nonvascular plants

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Ans: galactic center

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Ans: boiling

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Ans: Vamana

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Ans: multicellular

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Ans: Thailand

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Ans: America

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Ans: scientists

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Ans: destruction

Q: What does a white triangular sign with a black symbol indicate?
Ans: Yield

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