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National Pesticide Applicator Certification
Core Exam Questions and Correct Answers
Breeding or selecting plants and animals with characteristics for
resistance to pests is an example of which type of pest
management method? Ans: Genetic Control
Using a plow to destroy weeds is an example of which type of
mechanical control method? Ans: Cultivation
True or false? Pesticides play a key role in pest management
programs and sometimes are the only control method available.
Ans: True
True or false? Cultivation and mowing of weeds are ways to
prevent and suppress pest population. Ans: True
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The pest population density that causes losses equal to the cost of
control measures. Ans: Economic Injury Level
The likelihood of pesticide resistance and be decreased by... Ans:
Using pesticides with multiple sites of toxicity in an organism.
Which federal law requires employers to provide agricultural
workers and pesticide handlers with protections against possible
harm from pesticides? Ans: Workers Protection Standard (WPS)
What are the two main classifications of pesticides under FIFRA?
Ans: Unclassified use and restricted-use.
What is a tolerance as set by the EPA? Ans: The max amount of
pesticide residue that may legally remain on or in a commodity at
the time of harvest or slaughter.
True or false? Under FIFRA, section 18 could be used to allow the
use of an unregistered pesticide to control an "emergency" pest
problem. Ans: Ture
© 2025 All rights reserved
National Pesticide Applicator Certification
Core Exam Questions and Correct Answers
Breeding or selecting plants and animals with characteristics for
resistance to pests is an example of which type of pest
management method? Ans: Genetic Control
Using a plow to destroy weeds is an example of which type of
mechanical control method? Ans: Cultivation
True or false? Pesticides play a key role in pest management
programs and sometimes are the only control method available.
Ans: True
True or false? Cultivation and mowing of weeds are ways to
prevent and suppress pest population. Ans: True
© 2025 All rights reserved
, 2 | Page
The pest population density that causes losses equal to the cost of
control measures. Ans: Economic Injury Level
The likelihood of pesticide resistance and be decreased by... Ans:
Using pesticides with multiple sites of toxicity in an organism.
Which federal law requires employers to provide agricultural
workers and pesticide handlers with protections against possible
harm from pesticides? Ans: Workers Protection Standard (WPS)
What are the two main classifications of pesticides under FIFRA?
Ans: Unclassified use and restricted-use.
What is a tolerance as set by the EPA? Ans: The max amount of
pesticide residue that may legally remain on or in a commodity at
the time of harvest or slaughter.
True or false? Under FIFRA, section 18 could be used to allow the
use of an unregistered pesticide to control an "emergency" pest
problem. Ans: Ture
© 2025 All rights reserved
