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Pesticide Applicator Test Papers Exam
A certified applicator is required when ____________pesticides are used
restricted or general use
A Kansas business that performs commercial pest control is not required to have a certified applicator on staff if they only use general use pesticides T/F
false
particularly suited to low-value crops, or situations where some injury can be tolerated
biological control
Resistance to pesticides may develop in some pest species because:
the pesticide usually does not kill all the pests in a population, and those that survive may pass this ability on to their offspring
Which of the following practices may be used in Integrated Pest Management (IPM)?
beneficial insects, sanitation, chemical pesticides, and barriers
where insect leg and wings are attached
thorax
refers to the immunity of that plant species/variety to the insect in question
host resistance
Quarantines that regulate the movement of plants into this country are a form of disease control called:
exclusion
Snails and slugs are in a group of animals called:
mollusks
Insects with this type of metamorphosis pass through four stages of development: egg, larva, pupa, and adult.
complete
Root knot, soybean cyst, and pine wilt are examples of ________________ diseases.
nematode
Mycoplasmas are a type of_____________that lacks a cell wall.
Labels do not normally give instructions on how to store pesticides. T/F
False
Which identifies the facility that produced a pesticide?
establishment number
Which formulation is most likely to leave a visible residue on plant foliage?
wettable powder
fumigant
forms a gas when applied, usually toxic to people
dust
low percentage of a.i., applied in dry form, talc-like consistency
emulsifiable concentrate
liquid formulation where the insoluble a.i. forms an emulsion in water (more likely to cause phytotoxicity to desirable plants)
granular
1 - 15% a.i., applied dry with a broadcast or drop spreader (relatively safe)
water dispersible granular
similar to wettable powders, easier to measure and lower inhalation risk
wettable powder
dry, talc-like, a.i. insoluble in water, requires constant mechanical agitation
Pesticides which build up in the bodies of animals are....
accumulative
Which factors are likely to affect physical drift of spray particles?
droplet size, spray pressure, and windspeed
Which factor is MOST likely to affect volatility of a pesticide application?
pesticide formulation
What are two acceptable ways to prevent back-siphoning of pesticide solution into a public water supply?
anti-siphon valve and fixed air gap between the fill hose and the pesticide solution in the spray tank
Which type of sprayer would be a poor choice for a herbicide application?
air blast
When checking nozzle output on a sprayer, there should be no more than ________ variation among nozzles.
10%
If you need to make a major adjustment to your sprayer's application volume (i.e., the amount of spray solution the sprayer delivers; usually measured in gal/acre or gal/1000 sqft), the best way to do so is to...
change the nozzles
A Kansas Pesticide Business License is required
before any commercial pest control activities are performed
Certified applicators must maintain required records for:
3 years
What is NOT one of the application records that pesticide businesses must maintain?
fee charged
Reusing excess pesticide solution in subsequent spray mixtures can be a valid way to dispose of pesticide waste. T/F
true
With regard to pesticides that are used on food crops, "tolerance" refers to:
concentration of pesticide considered safe for human use
Which would be the best example of chronic exposure to a pesticide?
wearing clothing that was improperly laundered and thus is contaminated with pesticide residue
Which type of respirator would give the most protection from exposure to high concentrations of highly toxic pesticides?
supplied air respirator
Which would be the best example of acute exposure to a pesticide?
spilling some pesticide concentrate on your skin
The most common foliar disease of roses in Kansas is:
black spot
Scab fungus on apple and flowering crabapple overwinters..
on fallen leaves
Above-ground symptoms of root disease may include:
wilting, leaf and shoot dieback, leaf yellowing
Dutch elm disease is spread by...
root grafts and european elm bark beetle feeding
Which disease damages trees by killing bark tissue?
cankers
What disease is characterized by the terminal end of a diseased shoot may develop a hooked end
fire blight
what disease is caused by a virus
rose mosaic
Which subterranean vertebrate pest creates circular mounds in which the soil is expelled through a vertical tunnel/hole in the center of the mound?
mole
Which subterranean vertebrate pest creates half-circular mounds in which the soil is expelled through an angled (non-vertical) tunnel/hole at the edge of the mound?
pocket gopher
Which subterranean vertebrate pest is LEAST likely to be effectively controlled with a grain-based bait?
mole
Which vertebrate pest is protected by law in Kansas?
spotted skunk
Which is usually the most effective for mole control?
trapping
The best method for controlling skunks is: (more than one answer)
