Private Applicator Recertification Quiz II

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Private ApplicatorRe-certification Quiz II

• For Fun and Prizes

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Question 1

• How would you safely and effectively unplug a
  sprayer nozzle? a) use a pin b) use the
  tip of a knife c) use your mouth to blow on
  nozzle d) use a tooth brush or soft bristle
  brush e) use a paper clip
• Answer d

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Question 2

• The improper application of pesticides can cause
  harm to a) the soil and air b)
  wildlife c) ground and surface water d)
  the applicator e) all of the above
• Answer e

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Question 3

• What are these insect pests? a) potato
  leafhoppers b) aphids c)
  thrips d) spider mites e) flea beetles
• Answer b

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Question 4

• Which of the following pesticides below is the
  most toxic? a) Methoxychlor, LD50 6000
  mg/kg b) Rotenone, LD50 39 mg/kg c)
  Diazinon, LD50 300 mg/kg d) Methyl Parathion,
  LD50 6 mg/kg e) Malathion, LD50 1375 mg/kg
• Answer d

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Question 5

• What are the variables that you can use to
  adjust the amount of spray delivered by boom
  sprayers?
• a) pressure b) nozzle tip orifice
  size c) boom height d) ground speed of
  sprayer e) nozzle spacing on the boom f) all
  of the above
• Answer a, b, d, e

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Question 6

• Which of these can move pesticides off of the
  application site? a) air b)
  water c) erosion d) objects
  (critters, people, equipment) e) all of the
  above
• Answer e

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Question 7

• Which of these factors affect pesticide
  drift? a) pesticide formulation b) spray
  additives c) particle size d) method of
  application e) rate of application f)
  climate g) all of the above
• Answer g

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Question 8

• Which of the following factors favor the
  breakdown of pesticide residues? a) cool
  temperatures b) direct sunlight c) high
  organic matter d) high pH e) presence
  of macro-organisms
• Answer b

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Question 9

• Are contact herbicides more effective against
  annual or perennial weeds? Why?
• Answer annual

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Question 10

• How can tolerance to pesticides by pests be
  avoided 1) to fungicides, 2) to insecticides,
  and 3) to herbicides? Answer
• 1) alternate fungicide chemistry
• 2) alternate insecticide chemistry, insure that
  products have lethal dose, crop rotation
• 3) alternate herbicide chemistry, crop rotation

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Question 11

• Which of these factors affects herbicide
  application results? a) application
  rate b) uniformity of distribution c)
  weather conditions d) retention e)
  photodecomposition f) all of the above
• Answer f

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Question 12

• Which of these factors affects the effectiveness
  of pesticides for plant protection? a)
  residual effectiveness b) type of foliage
  (denseness) c) leaf surface d) spray
  coverage e) time of application f) all of
  the above
• Answer f

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Question 13

• An applicator in Maryland is not legally
  required to keep a record of a pesticide
  application if the pesticide applied was not a
  restricted use pesticide? True or False
• Answer false

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Question 14

• We all know that wind speed affects the drift
  potential of pesticides during application. What
  is the optimum wind speed? a) 0
  mph b) 1-3 mph c) 4-10 mph d)
  11-16 mph
• Answer c

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Thanks for your enthusiastic participation.