Exam Questions and Answers
3 things that determine vulnerability to groundwater contamination. -
✔️Geologic conditions, depth to groundwater, and weather conditions.
Zones of saturation -
✔️Areas where water collects underground(Where groundwater is found)
Every 5 years or 12 credits in 5 year period. -
✔️How often must a pesticide applicator reexam for his license?
Oil degredation-resistance and filter efficiency -
✔️What respirators are classified by
75 ft -
✔️Legal distance from private wells and from surface water when mixing, loading or storing
pesticides.
25 ft -
✔️Legal distance from surface water when applying pesticides.
400 ft or 250ft for non gravel-packed -
✔️Legal distance from public wells when mixing, loading, applying or storing pesticides.
8 1/2" x 11" -
✔️Legal size of signs on turf sites.
2 1/2" -
✔️Size of the word NOTICE on pesticide signs.
, 50k for each occurance and 100k aggregate -
✔️Minimum insurance requirements fpr ground apps
Emergency PPE and Spill Kit -
✔️Needs to be stored at pesticide storage site.
Conservative application of non-persistent pesticides with high adsorption using well calibrated
equipment. -
✔️How to prevent ground and surface water contamination.
Aquifer -
✔️Water that is trapped above the bedrock and the water table in pores of sand or gravel.
LD50 -
✔️The amount of an ingested substance that kills 50 percent of a test sample.
LC50 -
✔️The lethal concentration required to kill 50% of the test population.
Chemigation -
✔️Operating pesticide chemicals through an irrigation system.
V-shaped rastral pattern -
✔️Distinguishing characteristic of a Japanese Beetle grub.
Y-shaped anal slit and parallel rows of rasteral spines. -
✔️Distinguishing characteristics of a European Chaffer grub.
Adsorption -
✔️Ability of soil to hold pesticides.