Aquatics CDE Test Bank - Pa FFA

20. Pennsylvanians use most of the groundwater pumped each day for _______.A. IndustryB. Water SupplyC. AgricultureD. Mining21. Shock chlorinating the water system means…A. Testing the water system for the amount of chlorineB. Checking the amount of chlorine after a sudden rain stormC. Adding chlorine usually in the form of a household bleach to the watersystem and keeping it there overnightD. Nothing at all22. The converting of ammonium to nitrate is called ______.A. NitrificationB. TransportationC. HydrologicD. None of the above are correct23. The state‟s drinking water standard for nitrate nitrogen is ________.A. 2 mg/1B. 5 mg/1C. 7 mg/1D. 10 mg/124. To prevent nitrate contamination you should:A. Have a manure analysis to determine the amount of nutrients needed.B. Don‟t apply nutrients in the winter to frozen groundC. Avoid over applying manure on fields close to the barnD. All the above are preventive measures of nitrate contamination25. Which of the following is a way pesticides may be degraded?A. Chemical ReactionB. Ultraviolet LightC. Biochemical DegradationD. All the above are correct26. In the late 1980‟s the fish that has been researched and rehabilitated the most is________.A. Grass PickerelB. MuskellungeC. Yellow PerchD. American Shad