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Welcome to the Oregon Forest Pest Detector course final quiz. There are 25 multiple-choice quiz questions. You must correctly answer at least 80% of the questions (or 20 correct out of 25) to pass the quiz and the online course. The quiz may be taken an unlimited number of times.
Please complete the following information:
If you are taking the OFPD online course for recertification or CEUs, please select your affiliated organization(s) and enter your license/identification number (if applicable):
International Society of Arboriculture (ISA) Certified Arborist
Washington State Department of Agriculture (WSDA) Pesticide Applicator
OSU Master Gardener Program (Please self-report)
OSU Master Naturalist Program (Please self-report)
I do not require recertification credit or CEUs.
Please enter your license/identification number(s) for the organization(s) you selected above (if applicable). Please indicate the organization to which each number belongs.
What is the main reason that it is difficult to control EAB?
The adult insects can fly very long distances
Symptoms of early infestation can be very hard to detect
No animals eat EAB because they are toxic
The insects live a long time
During which seasons are you most likely to see an adult ALB in Oregon?
late-spring to mid-fall
late-summer to mid-winter
late-winter to mid-summer
Which pictures shows an adult ALB?
EAB was first found in the US in which state?
Which is an example of an invasive forest pathogen currently in Oregon?
Sudden oak death
White pine blister rust
Both of the above
None of the above
Approximately how long is an EAB adult?
1/8 inch (3 mm)
1/4 inch (6 mm)
1/2 inch (10-13 mm)
3/4 inch (2 cm)
The genus that ash belongs to is:
Which is NOT a defining characteristic of an invasive species?
Cannot be controlled with pesticides
Outcompete other organisms
High reproduction rates
None of the above
Which of the following is NOT a typical sign/symptom of EAB?
Woodpecker damage (stripping away the bark of the tree)
D-shaped exit holes that are 1/8-inch in diameter
Epicormic branches (shoots coming from the trunk of the tree)
Sap oozing from the trunk
Which insect is originally from Asia?
Which of the following is NOT necessary to include in your EAB/ALB report?
Detailed location information (such that someone could easily find the site and tree in question)
Detailed description of your observations (including the specific signs and symptoms that you observed)
The name of the property owner
The name of the species that you are reporting
Which agencies are responsible for preventing and managing EAB and ALB in Oregon?
Oregon Department of Forestry (ODF)
Animal and Plant Health Inspection Service (APHIS)
Oregon Department of Agriculture (ODA)
All of the above
The most likely time of year that EAB adults would be active in Oregon is:
March - April
April - May
June - July
August - September
Which picture shows an adult EAB?
Which photo shows galleries made by EAB larvae?
Which of the following trees is NOT an ALB host?
Maple (Acer spp.)
Horsechestnut (Aesculus hippocastanum)
Elm (Ulmus spp.)
Dogwood (Cornus spp.)
Which of the following images does NOT show potential ALB damage?
What does EDRR stand for?
Early Detection and Rapid Response
Efficient Detection and Rapid Revegetation
Exotic Disease Response and Removal
Early Detection and Rapid Removal
Which ash species are we most concerned about if EAB were to be introduced in Oregon?
White ash (Fraxinus americana)
Flowering ash (Fraxinus ornus)
Oregon ash (Fraxinus latifolia)
Green ash (Fraxinus pennsylvanica)
Which of the following is a characteristic of ash trees?
Leaves have 9 or more leaflets
Leaves and branches are opposite
Seeds are winged (samaras) and hang in pairs
In some US cities, there have been successful eradication programs for:
Both EAB and ALB
Neither EAB nor ALB
Which of the following is NOT a typical sign/symptom of ALB?
Crown dieback and broken branches
Round, dime-sized exit holes
Bark with a burned appearance
Chewed bark at egg sites
Which picture does NOT show ash leaves?
ALB was first found in the US in which state?
Which insect only attacks large trees (greater than 12 inches diameter)?
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