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NPDES LEVEL 1A PRACTICE TEST QUESTIONS AND ANSWERS (GRADED A+)
NPDES LEVEL 1A PRACTICE TEST QUESTIONS AND ANSWERS (GRADED A+)NPDES LEVEL 1A PRACTICE TEST QUESTIONS AND ANSWERS (GRADED A+)NPDES LEVEL 1A PRACTICE TEST QUESTIONS AND ANSWERS (GRADED A+) 
A slope gradient of 25% (4:1) would indicate that in a horizontal length of 100 feet, the vertical rise would be ______ feet. 
A) 2.5 
B) 12.5 
C) 25 
D) 4 - ANSWER-C) 25 
 
As rain falls to the earth, what is the very first function of vegetation? 
A) It reduces detachment 
B) It increases infiltration 
C) It ...