Department of Agriculture 6. Pesticides in the Environment

  1. What are the two types of drift?
    -Runoff and Erosion
    -Vapor and Particle
    -Driftless and Driftmore
    Vapor and Particle
  2. Who is responsible for drift? 
    -The land owner
    -The chemical manufacturer
    -The applicator
    The applicator
  3. What steps may be taken to avoid/prevent vapor drift?
    -Incorporate the pesticide into the soil as directed
    -Use amine formulations rather than ester formulations
    -Avoid applications during hot weather 
    -All of the above
    All of the above
  4. Describe two ways pesticides can move off the treated area into nearby surface water.
    -Vapor and Particle
    -Driftmore and Driftless
    -Runoff and Erosion
    Runoff and Erosion
  5. To prevent surface-water contamination, don't spray before ___ rain.
    -light 
    -heavy
    heavy
  6. True or False? Contaminated groundwater is long lasting due to a lack of oxygen and sunlight.
    True
  7. True or False? It is extremely expensive if even possible to purify contaminated groundwater.
    True
  8. True or False? Leaching is less likely to occur in sandy soils that are low in organic matter.
    False
  9. How is pesticide persistence measured?
    -Degrees
    -Feet/Second
    -Half-life
    Half-life
  10. A pesticide is applied at a 2 lb/A. Its half-life is 20 days. How many lbs/A are left after 20 days?
    -1
    -2
    -20
    1
  11. True or False? Leaching is more likely to occur with these pesticides:
    -Highly persistent
    -Poorly adsorbed to soil
    -Highly water soluble
    True
  12. The greatest threat to groundwater is the ___ of pesticides.
    -Drift 
    -Mishandling
    -Runoff
    Mishandling
  13. The 4 factors that affect leaching are pesticide properties, soil properties, ___ conditions and management practices.
    -site 
    -sink
    -source
    site
  14. Shallow aquifiers are ___ susceptible to leaching.
    -more
    -less
    more
  15. For major spills, who are you required to contact?
    -Illinois Emergency Management Agency (IEMA)
    -Ghostbusters
    Illinois Emergency Management Agency (IEMA)
  16. True or False? If you have a pesticide spill from a hose rupture, you should first call the proper authorities and then shut off the pump on your sprayer.
    False
  17. To protect bees from pesticides, apply when temperatures are less than ___ degrees Fahrenheit.
    55
  18. Notify beekeepers if hives are within __ miles
    3
Author
chaseg
ID
355069
Card Set
Department of Agriculture 6. Pesticides in the Environment
Description
To help study for the Department of Ag
Updated