WASHINGTON PESTICIDE LAWS AND SAFETY EXAM COMPLETE 450 QUESTIONS AND VERIFIED SOLUTIONS LATEST UPDATE THIS YEAR

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WASHINGTON PESTICIDE LAWS AND
SAFETY EXAM COMPLETE 300 QUESTIONS
AND VERIFIED SOLUTIONS LATEST
UPDATE THIS YEAR

QUESTION: The best way to dispose of a registered pesticide is to:

a. pour it into the sewer system

b. dump it in a vacant area

c. use it as direct on the label

d. ship it to the EPA - ANSWER-c. use it as direct on the label




QUESTION: To minimize the drift when applying a herbicide, the best type of nozzle to use is:

a. a low pressure, flat fan

b. off center

c. a high pressure cone

d. makes no difference - ANSWER-a. a low pressure, flat fan




QUESTION: Which LD50 is a representative of a highly toxic pesticide:

a. 640 mg/kg

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b. 5,800 mg/kg

c. 12,840 mg/kg

d. 46 mg/kg - ANSWER-d. 46 mg/kg




QUESTION: Pesticide-contaminated surface water can contaminate groundwater (T/F) -
ANSWER-True




QUESTION: Pesticide records are useful only to applicators in case they have problems with
effectiveness (T/F) - ANSWER-False




QUESTION: If an applicator had two major label violations and was cited by the WSDA, they
could face a maximum fine of $15,000 and lose their liscence (T/F) - ANSWER-True




QUESTION: Dealers must keep records for 7 years on the sale of general use agricultural
pesticides (T/F) - ANSWER-True




QUESTION: One of the earliest uses of chemicals as pesticides was the burning of sulfur (T/F) -
ANSWER-True




QUESTION: When the pest reaches the _____, pest management procedures need to be
applied to prevent the pest from economically damaging populations. - ANSWER-Economic
threshold

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QUESTION: Which of the following is not considered a mechanical control method:

a. fencing a crop to prevent deer entry

b. netting blueberry bushes to keep birds away

c. releasing a parasitic wasp

d. washing of aphids with a stream of water

e. removing a rhododendron with a root disease - ANSWER-c. releasing a parasitic wasp




QUESTION: Which of the following is a cultural control method:

a. fertilization

b. planting time

c. pruning

d. crop rotation

e. all of the above - ANSWER-e. all of the above

A key to minimizing the hazard of pesticide use to the applicator is to avoid exposure (T/F) -
ANSWER-True




QUESTION: The use of temperature or humidity manipulation is a ________ control method for
insects - ANSWER-Physical

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QUESTION: Drift problems can be reduced by:

a. using lower pressure, smaller nozzle orifices

b. applying in very calm, stable air conditions

c. spraying upwind of a sensitive area

d. placing bloom as close to target as possible - ANSWER-d. placing a boom as close to the
target as possible




QUESTION: Which is not a concern handling a emulsifiable concentrate pesticide:

a. high phytotoxicity

b. may be easily absorbed through human and animal skin

c. flammability

d. easily clogs nozzles and screens - ANSWER-d. easily clogs nozzles and screens




QUESTION: EPA and WSDA are the only federal and state agencies that regulate pesticides (T/F)
- ANSWER-False




QUESTION: Two or more pesticides that cannot mixed together effectively are said to be
______. - ANSWER-Incompatible




QUESTION: All formations with the same active ingredient carry the same signal word (T/F) -
ANSWER-False