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coconut crab (ayuyu

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4.When a big amount of flowers, bushes or grass<br />

are planted to slow down runoff and clean the water<br />

in the runoff, what are these patches of plants called?<br />

A) Runoff<br />

B) A Filter<br />

C) Pollution<br />

D) Salad<br />

ANSWER: (B) A Filter<br />

Click

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