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Ornamental and Turf Pest Control
Questions and Answers Already Passed
Weeds are plants that grow where they are not wanted, disrupting turf grass uniformity.
a. True
b. False โโa
Barnyard grass is considered a dicot
a. true
b. false โโb
Which of the following statements is not true?
a. Biennial weeds require two years to complete their life cycle
b. Perennial weeds live only three years
c. Annual weeds can germinate in spring and fall
d. Annuals and perennial include grass and broadleaf weeds โโb
Which of the following cultural practices can have the most impact on controlling annual weeds?
a. fertility
b. irrigation
c. aeration
d. mowing โโd
Which of the following statements is not true?
a. pre-emergence herbicides should be applied before weed seed germination
b. post-emergence herbicides are best applied to young weed seedlings
c. pre-emergence herbicides are best used for annual weed control
d. post-emergence herbicides require 1/2 inch of water to activate control โโd
What type of herbicide best controls perennial weeds?
a. contact herbicide
b. selective herbicide
c. system herbicide
d. pre-emergence herbicide โโc
What is the ideal temperature range in which to apply herbicides?
a. Greater than 85โ
b. plantain
c. wild garlic
d. nimble will
e. all of the above โโe
The first best step for the management of turf grass diseases is to select resistant species or varieties of turf grass seed.
a. true
b. false โโa
A plant disease is any infectious or noninfectious disorder that alters normal growth and development on a periodic basis.
a. true
b. false โโb
What is needed for a plant disease to develop?
a. a susceptible host
b. a resistant host
c. a pathogen and favorable weather
d. both a and c โโd
Abiotic disorders of plant diseases include:
a. poor cultural practices
b. soil compaction
c. severe drought
d. all of the above โโd
Chemicals that control plant diseases are called:
a. insecticides
b. miticides
c. herbicides
d. fungicides โโd
Which of these diseases has a pathogen that infects foliage?
a. brown patch
b. take - all patch
Annual white grub damage is most prevalent at what time of year?
a. late May, early June
b. Late August, early September
c. late July, early August
d. mid-June โโc
Which of the following pests is a root-pruning insect of turf grasses?
a. mole crickets
b. cut worms
c. sod web worms
d. fall army worms โโa
Which of these insects creates a silken-lined retreat?
a. chinch bug
b. fall army worm
c. cut worm
d. sod web worm โโd
What type of environment favors the development of fall army worms?
a. hot, dry summers
b. cool, wet springs
c. mild winters
d. wet summers โโb
Which of the following insects have a piercing - sucking mouthpart?
a. ground bees
b. aphids
c. leafhoppers
d. both b and c โโd
Vertebrate pests include:
a. animals without a backbone
b. skunks
c. animals with a back bone
d. both b and c โโd
d. A chemical insecticide kills a larger worms and has improved effectiveness after mid-June
โโc
Plant galls will not respond to treatments with insecticides:
a. true
b. false โโa
Wood-boring insects of ornamental trees can be best identified by:
a. feeding galleries under the bark
b. adult exit holes
c. tree dieback
d. all of the above โโd
Leaf spot diseases of ornamentals are favored by cool, wet conditions with high humidity and crowded situations.
a. true
b. false โโa
Leaf blights are caused by:
a. fungi
b. viruses
c. bacteria
d. phytoplasmas
e. both a and c โโe
Many greenhouse crop diseases can be identified by:
a. carefully observing symptoms on the plant
b. carefully examining plants for signs of the pathogen
c. noting the pattern of symptom development
d. all of the above โโd
Vascular diseases of greenhouses plants include
a. Fusarium
b. Phytophthora
c. both a and d
d. Verticillium โโc
Resistance management for greenhouse insecticides involves a reduction in overall use of insecticides and using the same chemical class until resistance is reached.
a. true
b. false โโb
Leaf feeders of greenhouse plants include:
a. loopers
b. fungus gnats
c. mealybugs
d. both a and c โโa
Sources of interiorscape diseases include:
a. infected plant material
b. debris left after removing diseases plants
c. trash thrown into the interior planting
d. both a and b
e. all of the above โโd
Plant diseases that occur in the interiorscape planting could have started in the greenhouse
a. true
b. false โโa
Frequent hand washing is considered a good cultural practice for diseases control within interiorscapes.
a. true
b. false โโa
Root diseases of interiorscape plants include:
a. Pythium
b. Anthracnose
c. Mosaic virus
d. Botrytis โโa
Nematode diseases are often seen in indoor plants
a. true
b. false โโb
a. constant monitoring
b. biological controls
c. record keeping
d. pesticides
e. all of the above โโe
Aphids can be biologically controlled with:
a. mealybugs
b. lady beetles
c. parasitic wasps
d. both b and c โโd
Predatory insects of interiorscape plant insects do not need a population of prey to remain beneficial.
a. true
b. false โโb
