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Ornamental and Turfgrass Pest Control
Category 3 Questions and Answers
100% Pass
In order to buy a restricted-use pesticide in Tn, an individual must:
A. Be 16 yrs old
B. Be certified by the Tn Department of Ag as a pesticide applicator
C. Working under the supervision of a certified applicator
D. Meet all the safety standards โโB. Be certified by the Tn Department of Ag as a pesticide applicator
According to Federal Environmental Pesticide Control Act (FEPCA), amended FIFRA, in order to use a restriced- use pesticide an applicator:
A. Must be certified in all cases
B. Must be certified or working under the direct supervision of a certified applicator.
C. Does not have to be certified, but attend pesticide safety training
D. May always work under the supervision of a certified applicator. โโB. Must be certified or working under the direct supervision of a certified applicator
The following applicator must always be certified in order to use a restricted- use pesticide:
A. Farmer
B. Greenhouse operator
C. Nurseryman
D. Pest control technician working for a chartered company โโD. Pest Control technician working for a chartered company
When does a private applicator become a commercial applicator?
A. When he/she exchange services for another private applicator
B. When he/she sprays for another individual and charges a fee
C. When he/ she sprays within a greenhouse
D. When their income exceeds $25,000 โโB. When he/she sprays for another individual and charges a fee
The examination fee for a commercial applicator is:
A. $
B. $
C. $
D. $20 โโC. $
D. Pesticides with skull and cross bones โโC. General and Restricted-use pesticides
Records of pesticide application must be maintained for a period of:
A. One year
B. Two years
C. Three years
D. Five years โโB. Two years
Symptoms of phytotoxicity do not include:
A. abnormal growth
B. holes in leaves
C. leaf drop
D. foliar burn โโB. holes in leaves
Which plants are usually most susceptible to pesticide damage?
A. woody plants
B. flowering plants
C. Potted plants
D. Herbaceous plants โโD. herbaceous plants
Pesticide persistence is influence by:
A. application rate
B. temperature
C. Moisture conditions
D. all of the above โโD. all of the above
Air blast sprayers should never be used:
A. to apply insecticides to trees
B. to treat for a turf pest
C. to apply a herbicide
D. when mixing pesticides โโC. to apply a herbicide
To reduce drift and vaporization, which of the following should not be done:
A. use a lower spray pressure
B. apply when wind speeds are low
C. reduce spray nozzle opening size
C. improve soil conditions
D. are not affected by pesticide applications โโB. may reduce the need for pesticide applications for certain pests
To improve one's chances of diagnosing a plant disease problem, it is not helpful to:
A. know the common name of the disease plant
B. be prepared to take a plant sample
C. be aware of the local soil and weather conditions
D. know the appropriate pesticide to apply โโD. know the appropriate pesticide to apply
Which of the following is not considered a type of biorational control:
A. insecticidal soap
B. neem insecticide
C. ladybird beetles
D. Bacillus thuringiensis (Bt) โโC. ladybird beetles
The area of a triangle is:
A. twice the combined length of its sides
B. (base x height) divided by 2
C. (1/2 base + 1/2 height) x 2
D. not often used in determining areas to be treated โโB. (base x height) divided by 2
A large area to be treated can be divided into a square (30 ft. on a side) and two rectangles (both 50 ft. by 80 ft.). What is the total area to be treated?
A. 8600 sq. ft.
B. 8900 sq. ft.
C 86,000 sq. ft.
D. 1/2 acre โโB. 8900 sq. ft.
Which of the following statements about regular plant inspections is not true?
A. they familiarize one with the pests that inhabit particular plants
B. they reduce pest infestations by regularly disturbing the pests
C. they allow for pests to be dealt with before they become numerous
D. they often result in better pest control โโB. they reduce pest infestations by regularly disturbing the pests
The best way to avoid sooty mold growth is to:
A. control the pest that produce honeydew
B. spray the foliage with a fungicide
C. remove and burn affected foliage
D. encourage air circulation around plants โโA. control the pest that produce honeydew
To detect a whitefly infestation, one should:
A. inspect the base of stems
B. look on the underside of stems
C. take soil samples
D. inspect flower heads with a magnifier โโB. look on the underside of stems
Streaked, silvered foliage results from feeding by:
A. mites
B. lace bugs
C. fungus gnats
D. thrips โโD. thrips
Fine webbing and bronzed foliage usually indicate an infestation of:
A. mealybugs
B. spider mites
C. bagworms
D. bark beetles โโB. spider mites
A distinguishing feature of beetles is:
A. they have leathery front wings that meet in a straight line
B. they have 6 legs
C. they have chewing mouthparts
D. the larvae are the most destructive life stage โโA. they have leathery front wings that meet in a straight line
An adult dogwood borer may be mistaken for a:
A. small wasp
B. small moth
C. weevil
D. caterpillar โโA. small wasp
D. galls are abnormal plant growths โโB. insect of mite galls can be chemically controlled after gall development
Severed flower stems are the result of feeding by:
A. true bugs
B. bagworms
C. tent caterpillars
D. cutworms โโD. cutworms
To reduce the chance of invasion by carpenter ants one should:
A. keep wood mulch at least 1 ft. away from the base of a structure
B. keep wood mulch moist
C. bank mulch around the base of plants
D. use pine bark mulch โโA. keep wood mulch at least 1 ft. away from the base of a structure
Which of the following is not a good pest management technique for greenhouse pests?
A. monitoring with sticky traps
B. exclusion with screens
C. sanitation
D. using time- released fertilizer โโD. using time- released fertilizer
Most ornamental diseases are caused by:
A. nematodes
B. fungi
C. viruses
D. bacteria โโB. fungi
The fungus which causes apple scab overwinters primarily:
A. on alternate hosts
B. on stored apples
C. in the bodies of insects
D. on dead leaves โโD. on dead leaves
Anthracnose is the most serious disease of:
A. pyracantha
B. dogwoods and sycamore
C. insect feeding
D. cool nighttime temps., high relative humidity and lush plant growth. โโD. cool nighttime temps., high relative humidity and lush plant growth.
White growth on leaves and misshapen flowers are symptoms of:
A. powdery mildew
B. anthracnose
C. fireblight
D. phomopsis blight โโA. powdery mildew
When should fungicides be applied to prevent leaf galls?
A. in early fall
B. at bud break
C. when spores appear on galls
D. any time of year โโB. at bud break
To avoid root rot, the following is not recommended:
A. install healthy plants
B. locate plants in a well-drained area
C. apply a fungicide drench to the base of the affected plant
D. remove disease plants โโC. apply a fungicide drench to the base of the affected plant
Stem rots are more prevalent on:
A. fruit trees
B. herbaceous ornamentals
C. plants under drought stress
D. pine trees โโB. herbaceous ornamentals
A small, discolored, water-soaked spot on a limb usually indicates:
A. the beginning of a canker
B. the tree is over-watered
C. a black knot is forming
D. the plant has a vascular wilt infection โโA. the beginning of a canker
Black knots are most often found on:
A. rose stems
B. fungi
C. bacteria
D. viruses โโC. bacteria
Shothole- type symptoms are caused by:
A. nematode feeding
B. bacterial leaf spots
C. leaf galls
D. powdery mildew โโB. bacterial leaf spots
Spread of fireblight is most rapid:
A. during wet weather
B. when susceptible plants are in bloom
C. in midsummer
D. when plants are dormant โโB. when susceptible plants are in bloom
The best way to prevent the fire blight bacterium from overwintering is to:
A. spray the ground under the tree with a bacteriacide
B. treat the roots with a fungicide drench
C. remove fallen fruit
D. prune out disease branches โโD. prune out disease branches
Which of the following should not be done to prevent diseases caused by viruses?
A. control insects which spread the diseases
B. practice good sanitation
C. remove fallen fruit
D. avoid wounding plants โโC. remove fallen fruit
The best way to determine if nematodes are causing a plant problem is to:
A. have the roots and soil near the roots assayed
B. apply a nematicide and wait to see if plant health improves
C. dig up the plant and examine the roots with a hand lens
D. there is no good way to detect a nematode infestation โโA. have the roots and soil near the roots assayed
Most turfgrass diseases are caused by:
