VIRGINIA COMMERCIAL PESTICIDE APPLICATORS
CORE EXAM LATEST 2025 QUESTIONS AND CORRECT
ANSWERS(100% CORRECT VERIFIED
ANSWERS)ALREADY GRADED A+
Explain the difference between key pests, occasional pests and secondary pests -
✔✔ANSW✔✔..Key pests are nearly always present and require regular control.
occasional pests are migratory or cyclical and require intermittent control. secondary
pests require control only under certain conditions, such as the elimination of a key pest
or the absence of a natural host.
what should you do first if you see damage to a plant, animal, or valuable product/ -
✔✔ANSW✔✔..identify the cause
what should you do first if you discover a pest that may need to be controlled? -
✔✔ANSW✔✔..make sure the pest is actually responsible for the damage. then
accurately identify the pest
how can pest identification help you develop a good pest control strategy? -
✔✔ANSW✔✔..it allows you to determine basic information about the pest, including its
life-cycle and when it is most susceptible to control measures.
name the 5 basic pest groups - ✔✔ANSW✔✔..weeds, parasites and diseases,
mollusks, arthropods, and vertebrates.
why do weeds present such a challenge to pest managers? - ✔✔ANSW✔✔..weeds are
often hardy, aggressive, and tolerant of harsh conditions. many produce large numbers
of seeds which can spread over a wide area and remain dormant for a long time.
how can you tell a monocot from a dicot? - ✔✔ANSW✔✔..monocots (sedges and
grasses) have one cotyledon, parallel leaf veins, flower parts in multiples of 3 and
fibrous roots. Dicots have 2 cotyledons, broad leaves with netted veination, and flower
parts in multiples of 4 and 5 and usually have taproots.
name the pathogens that cause most plant and animal diseases - ✔✔ANSW✔✔..fungi,
bacteria, mycoplasma, and viruses
, what are the symptoms of viral plant diseases - ✔✔ANSW✔✔..stunting, yellow rings on
leaves, wilting, and mosaic patterns
how do plant parasitic nematodes harm plants? - ✔✔ANSW✔✔..by attacking the roots,
stems and leaves. nematode root feeding interferes with a plants ability to take up water
and nutrients. infected plants wilt and seem to be suffering from a lack of water or
nutrients.
what are emergency (section 18) exemptions> - ✔✔ANSW✔✔..responses to pest
problems for which no pesticides are registered. section 18 exemptions allow the sale
and use of a certain pesticide for a specific nonregistered purpose for a specified
period. the four types of emergency exemptions are: specific, quarantine, public health,
and crisis.
what is a restricted use pesticide? - ✔✔ANSW✔✔..RUPs are pesticides that require
special care and handling. the restricted use designation limits the use of a pesticide
product. RUPs are for sale only to properly certified applicators. only trained persons, or
people under their direct supervision, may handle and apply RUPs.
EPA classifies pesticides RUPs for different reasons. Some are highly toxic to humans.
others may cause long-term health effects. still others are restricted because of an
environmental effect such as ground water pollution.
what is the difference between the chemical name, common name, and trade name?
which is the most accurate identify the active ingredient? - ✔✔ANSW✔✔..chemical
name is a complex term that identifies the chemical components and structure of a
pesticide.
common name is a shorter name that EPA recognizes as a substitute for the chemical
name. best identifier.--ex. glyphosate
a tradename is used by a chemical company to identify the product--- ex. round up
name and explain the signal words you see on a pesticide label -
✔✔ANSW✔✔..DANGER-POISON: skull and cross bones- appears on highly toxic
pesticides. acute illness
DANGER: highly toxic ex. skin irritant
WARNING: moderately toxic
CAUTION: slightly toxic
explain the meaning of the statement: " it is a violation of federal law to use this product
in a manner inconsistent with its labeling." - ✔✔ANSW✔✔..it is illegal to use the
pesticide in any way not permitted by the labeling. you must follow ALL directions for
CORE EXAM LATEST 2025 QUESTIONS AND CORRECT
ANSWERS(100% CORRECT VERIFIED
ANSWERS)ALREADY GRADED A+
Explain the difference between key pests, occasional pests and secondary pests -
✔✔ANSW✔✔..Key pests are nearly always present and require regular control.
occasional pests are migratory or cyclical and require intermittent control. secondary
pests require control only under certain conditions, such as the elimination of a key pest
or the absence of a natural host.
what should you do first if you see damage to a plant, animal, or valuable product/ -
✔✔ANSW✔✔..identify the cause
what should you do first if you discover a pest that may need to be controlled? -
✔✔ANSW✔✔..make sure the pest is actually responsible for the damage. then
accurately identify the pest
how can pest identification help you develop a good pest control strategy? -
✔✔ANSW✔✔..it allows you to determine basic information about the pest, including its
life-cycle and when it is most susceptible to control measures.
name the 5 basic pest groups - ✔✔ANSW✔✔..weeds, parasites and diseases,
mollusks, arthropods, and vertebrates.
why do weeds present such a challenge to pest managers? - ✔✔ANSW✔✔..weeds are
often hardy, aggressive, and tolerant of harsh conditions. many produce large numbers
of seeds which can spread over a wide area and remain dormant for a long time.
how can you tell a monocot from a dicot? - ✔✔ANSW✔✔..monocots (sedges and
grasses) have one cotyledon, parallel leaf veins, flower parts in multiples of 3 and
fibrous roots. Dicots have 2 cotyledons, broad leaves with netted veination, and flower
parts in multiples of 4 and 5 and usually have taproots.
name the pathogens that cause most plant and animal diseases - ✔✔ANSW✔✔..fungi,
bacteria, mycoplasma, and viruses
, what are the symptoms of viral plant diseases - ✔✔ANSW✔✔..stunting, yellow rings on
leaves, wilting, and mosaic patterns
how do plant parasitic nematodes harm plants? - ✔✔ANSW✔✔..by attacking the roots,
stems and leaves. nematode root feeding interferes with a plants ability to take up water
and nutrients. infected plants wilt and seem to be suffering from a lack of water or
nutrients.
what are emergency (section 18) exemptions> - ✔✔ANSW✔✔..responses to pest
problems for which no pesticides are registered. section 18 exemptions allow the sale
and use of a certain pesticide for a specific nonregistered purpose for a specified
period. the four types of emergency exemptions are: specific, quarantine, public health,
and crisis.
what is a restricted use pesticide? - ✔✔ANSW✔✔..RUPs are pesticides that require
special care and handling. the restricted use designation limits the use of a pesticide
product. RUPs are for sale only to properly certified applicators. only trained persons, or
people under their direct supervision, may handle and apply RUPs.
EPA classifies pesticides RUPs for different reasons. Some are highly toxic to humans.
others may cause long-term health effects. still others are restricted because of an
environmental effect such as ground water pollution.
what is the difference between the chemical name, common name, and trade name?
which is the most accurate identify the active ingredient? - ✔✔ANSW✔✔..chemical
name is a complex term that identifies the chemical components and structure of a
pesticide.
common name is a shorter name that EPA recognizes as a substitute for the chemical
name. best identifier.--ex. glyphosate
a tradename is used by a chemical company to identify the product--- ex. round up
name and explain the signal words you see on a pesticide label -
✔✔ANSW✔✔..DANGER-POISON: skull and cross bones- appears on highly toxic
pesticides. acute illness
DANGER: highly toxic ex. skin irritant
WARNING: moderately toxic
CAUTION: slightly toxic
explain the meaning of the statement: " it is a violation of federal law to use this product
in a manner inconsistent with its labeling." - ✔✔ANSW✔✔..it is illegal to use the
pesticide in any way not permitted by the labeling. you must follow ALL directions for
