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Quiz: dollar spot, fairy ring, and rust are examples of turfgrass diseases caused
by Ans: fungi
Quiz: which of the following is not a perennial turfgrass weed- creeping
spurge, creeping woodsorrel, nutsedge, and california burclover Ans:
nutsedge
Quiz: which of the following may be classified as a weed if it is growing
where its presence is objectionable?- dichondra, tall fescue, bermudagrass, all
of the above Ans: all of the above
Quiz: when brown spots are conspicious in a lawn turf, the best solution is
to:
spray immediately with a broad spectrum turf fungicide
spray immediately with a broad spectrum turn insecticide
irrigate
try to determine what is causing the problem Ans: try to determine what is
causing the problem
Quiz: in california, most serious turfgrass diseases are caused by Ans:
nematodes
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,Quiz: when applying a pesticide to established turf in controlling nematodes
and its eggs or young, you must first determine: if they are located in the soil, if
they are located inside the root, if they are located outside the root, all of the
above Ans: all of the above
Quiz: which of the following methods is recommended in controlling ground
squirrels? fumigations, toxic baits, trapping, natural control Ans: toxic baits
Quiz: which of the following is the most reliable and one of the fastest
methods for mole control in residential yards?
eliminate the food supply, gassing, repellents, trapping Ans: eliminate the
food supply
Quiz: which of the following methods of pocket gopher control would be the
least likely to succeed in a garden setting? chemical repellents, fumigants
(gases), toxic baits, trapping Ans: toxic baits
Quiz: galls, leaf spots, soft rots, scabs, and systemic disorders are examples
of diseases caused by Ans: bacteria
Quiz: mold, mildew, rust, and smut are caused by Ans: fungi
Quiz: an infestation of aphids may attract Ans: ants
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,Quiz: which of the following is considered to be the most important in
preventing turf diseases- applications of fungicides, plant a disease susceptible
grass, proper fertilization and watering, proper insect control? Ans: proper
fertilization and watering
Quiz: the most common method of spreading nematodes to other areas is
transported by Ans: humans
Quiz: cutworms are injurious to all grasses and dichondra at what stage of
development Ans: larva
Quiz: when controlling rodents and related vertebrate pests, you should, use
multiple feeding baits, use single feeding baits, use fumigants, determine what
the target pest is Ans: determine what the target pest is
Quiz: which of the following is the most practical and economical method of
control where large number of rabbits are present? Ans: physical exclusion
Quiz: most adult ground squirrels go into a summer estivation (hibernation)
during the hottest time of the year; fumigation is ineffective because: Ans:
the dry soil causes the fumigant to dissipate too quickly
Quiz: light oil emulsions are often used to control?
armored scale
cutworms
earwis
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, leafminers Ans: armored scale
Quiz: which of the following is a sucking pest?
A) aphid
B)
Curculio
C) grasshopper
D) tomato hornworm Ans: curculio
Quiz: a good source of general information about the control of pests on
ornamentals is Ans: the local office of the university of california cooperative
extension office (farm advisors office)
Quiz: which of the following has chewing mouthparts?
A) aphid
B) earwig
C) lygus bug
D) whitefly Ans: earwig
Quiz: the disease process caused by the establishment of a microorganism
within the tissues of a host plant is called Ans: infection
Quiz: the damage to plants caused by air pollution is generally most
apparent on the: (which part of the plant) Ans: leaves
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