What percent of the root zone of most plants must receive water to provide the benefits of irrigation?

a. 30 c. 50
b. 40 d. 60


C
50

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The prairie falcon is a unique bird because it _____

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Fill in the blank(s) with the appropriate word(s).

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Gas-filled shock absorbers should extend when disconnected.

Answer the following statement true (T) or false (F)

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Answer the following statement true (T) or false (F)

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