Exam (elaborations)
QAC/QAL AQUATIC PEAT CONTROL TEST
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QAC/QAL AQUATIC PEAT CONTROLTEST
Directions for use label part - ANSWER Pesticides must be used legally.
Function of flow meter in calibration - ANSWER: Measure spray tank capacity
What does not influence sprayer application rate? - ANSWER Water flow rate
around weeds
What does not influence sprayer output? - Answer pesticide concentration.
Section of label with list of pests covered by pesticide - ANSWER Instructions
for use
Pesticides with limited usage can only be used under the supervision of a
certified applicator.
When applying to moving water, be sure to determine... - ANSWER flow rate,
water volume, and area to be treated
Increases wear on pumps and nozzles - eliminate the usage of filters and
strainers.
Handheld spray guns are ideal for s
pot treatments.
Skull and crossbones appear with the words: ANSWER danger - poison.
ANSWER hazard is the signal word that always appears on the most deadly
pesticides.
Who can apply limited-use pesticides? ANSWER: A skilled pesticide handler
supervised by a registered applicator
Materials categorized as CA restricted-use pesticides... - ANSWER: Always
have restricted use declarations on the label
When can you use a higher concentration of pesticide than the label specifies? -
ANSWER when backed by a currently published UC recommendation.
, Acceptable departure from the label - ANSWER Increased time between
applications
Backpack sprayer restrictions - ANSWER: Small tank size
Factors determining the severity of pesticide exposure include period of
exposure, method of exposure, and pesticide concentration.
The most prevalent cause of ocular exposure is splashing while mixing and
loading.
Why are so few pesticides available for aquatic use? ANSWER: Few are safe in
the aquatic environment.
ANSWER: acre-feet.
Allelopathy - ANSWER Plants produce compounds that hinder the growth of
nearby plants.
Water attribute that inhibits weed development - ANSWER: murky water
The reproductive structure is most easily spread by wind. - Answer: seeds
Adjust spray equipment to decrease drift by lowering spray pressure.
The spray droplets become coarser or larger as the nozzle size increases.
To avoid having leftover spray mix,... - ANSWER correctly calibrate for the
treatment area
The most serious effect of a pesticide spill is the potential for environmental
contamination.
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