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MDARD CORE PESTICIDE APPLICATOR EXAM QUESTIONS AND ANSWERS MICHIGAN UNIVERSITY.
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MDARD CORE PESTICIDE APPLICATOR EXAM QUESTIONS AND ANSWERS MICHIGAN UNIVERSITY.
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MDARD CORE PESTICIDE APPLICATOREXAM QUESTIONS AND ANSWERS
MICHIGAN UNIVERSITY.
What is the difference between toxicity and hazard?
Correct Answer -Toxicity measures the capacity of a pesticides to cause
injury. Hazard is the potential (Toxicity X Exposure) for injury.
The scalp, ear canal and forehead are especially vulnerable to dermal
exposure to pesticides. (True or False?)
Correct Answer -True
Pesticide residues are absorbed through the skin at relatively the same rate
on different parts of the body. (True or False?)
Correct Answer -False
What are the four main routes of human exposure to pesticides?
Correct Answer -Oral, dermal, eye and inhalation.
What action/behavior most commonly results in oral exposure to
pesticides?
a. Not wearing PPE.
b. Splashing pesticide into mouth.
c. Accidentally applying pesticide to food.
d. Storing pesticides in drink containers.
Correct Answer -d. Storing pesticides in drink containers.
,Which pesticide formulation is most readily absorbed through the skin?
a. Water-based.
b. Carbamates.
c. Organophosphates.
d. Oil-based.
e. Dusts and powders.
Correct Answer -d. Oil-based.
Toxicity from repeated exposures to a pesticide over a period of time is
called __________________________.
Toxicity from one exposure is _____________________.
Correct Answer -Chronic
Acute.
Which LD50 is representative of a relatively non-toxic pesticide?
a. 640 mg/kg
b. 5,800 mg/kg
c. 12,840 mg/kg
d. 380 mg/kg
e. 46 mg/kg
Correct Answer -c. 12,840 mg/kg
Exposure to a relatively non-toxic pesticide will never cause adverse
health effects. (True or False?)
Correct Answer -False
,The signal word on a pesticide label indicates the pesticide's:
a. Effectiveness.
b. Relative toxicity.
c. Compatibility.
d. Formulation.
e. Ability to cause tumors.
Correct Answer -b. Relative toxicity.
Circle all of the following that are characteristic of a pesticide in toxicity
category II, moderately toxic?
a. CAUTION signal word.
b. 1 teaspoon to 1 ounce = approximate lethal oral dose for a 150-pound
person.
c. Severe skin irritation.
d. Eye irritation reversible within 7 days.
e. WARNING signal word.
Correct Answer -b. 1 teaspoon to 1 ounce = approximate lethal oral dose
for a 150-pound person.
c. Severe skin irritation.
e. WARNING signal word.
Acute oral exposure may produce which of the following symptoms?
a. Respiratory congestion and impaired vision.
b. Itching and vomiting.
c. Chest pains and muscle twitching.
, d. Sweating and diarrhea.
e. c and d
Correct Answer -e. c and d
Cholinesterase is inhibited by:
a. Herbicides.
b. Organophosphates.
c. Most fungicides.
d. Carbamates.
e. b and d
Correct Answer -e. b and d
List three common organophosphate and three common carbamate
insecticides.
Correct Answer -Organophosphates: Chlorpyrifos, Diazinon, Malathion
Carbamates: Aldicarb, Carbaryl, Propoxur.
Delayed effects of pesticides are illnesses or injuries that:
a. Appear 24 hours after exposure.
b. May be caused by repeated exposures over time or by a single
exposure.
c. May result in developmental and reproductive effects.
d. Are easily tracked to the exposure incident.
e. b and c
Correct Answer -e. b and c
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