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Certified Operator/Qualified Supervisor Exams > Turf Pest Control Cat. 206 > Flashcards

Turf Pest Control Cat. 206 Flashcards

1
Q

Name common Colorado cool season grasses

A

Bluegrass, tall fescue and ryegrass

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2
Q

Name common Colorado warm season grasses

A

Bermudagrass, zoysia and buffalograss

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3
Q

What is the most common type of small animal found in turf grass?

A

Arthropod

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4
Q

What common turf pest are arachnids?

A

Mites and spiders

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5
Q

What steps do insects undergo in simple metamorphosis?

A

Eggs, nymphs and then adult

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6
Q

Typically nymphs go through 3-5 stages known as what?

A

Instars

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7
Q

Insects that undergo complete metamorphosis go through what stages?

A

Egg, larvae, pupae and then adult

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8
Q

Order of insects that include: May and June Beetles, White Grubs and Billbugs.

A

Coleoptera

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9
Q

Order of insects that include: Moths, butterflies, caterpillars, cutworms and webworms.

A

Lepidoptera

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10
Q

Order of insects that include: Chinchbug, Flase Chinchbug, greenbug aphid and leafhoppers

A

Hemiptera

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11
Q

Order of insects that include: Ants, ground nesting bees and wasps

A

Hymenoptera

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12
Q

Order of insects that include: March Fly, Frit Fly and Fungus Gnat

A

Diptera

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13
Q

Order of insects that include: Crickets and grasshoppers

A

Orthoptera

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14
Q

Order of insects that include: Earwigs

A

Dermaptera

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15
Q

Order of insects that include: Thrips

A

Thysanoptera

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16
Q

One way some types of grass can resist insects is by being associated with certain beneficial fungi, known as _____ .

A

endophytic

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17
Q

What type of insecticide can penetrate the exoskeleton of an insect?

A

Contact insecticide

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18
Q

What type of insecticide primarily enters through the breathing opening (spiracles)?

A

Fumigants

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19
Q

What are the major classes of insecticides used in turf grass?

A

Pyrethroids, neonicotinoids and anthranilic diamides

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20
Q

What insecticide class is fairly water soluble, does not adhere to organic matter and is affective at treating grubs?

A

Neonicotinoids

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21
Q

What class of insecticide is not water soluble, binds to grass blades and thatch and is affective at treating surface insect and mites?

A

Pyrethroids

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22
Q

What class of insecticide are systemic in plants and will persist for several weeks after an application?

A

Neonicotinoids

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23
Q

What class of insecticide is systemic in pants and posses very low mammalian toxicity?

A

Anthranilic Diamides

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24
Q

What class of insecticide is highly water soluble, short persisting in soil and it is also very susceptible to degradation in water and soils with alkaline PH?

A

Organophosphates

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25
Q

What type of disease spread internally throughout the plant?

A

Systemic disease

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26
Q

_____ at the point of infection characterized localized disease.

A

Lesions

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27
Q

_____ conditions include compaction, soil type, fertility, water and heat stress.

A

Abiotic

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28
Q

______ conditions include fungal disease, thatch, algae, moss and dog urine.

A

Biotic

29
Q

______ are biotic entities that incite disease.

A

Pathogens

30
Q

______ are organisms that are able to transmit pathogens.

A

Vectors

31
Q

Fungi reproduce from spores, which are also known as _____.

A

Mycelium

32
Q

_____ are called microscopic roundworms, but are not true worms. They are multicellular, have complex systems and reproduce sexually via eggs. They cause injury to plants by feeding on roots and severe damage my include yellowing of grass.

A

Nematodes

33
Q

_____ is the most frequently encountered environmental factor affecting plants.

A

Moisture embalanced

34
Q

_____ is the most important and widespread abiotic factor affecting plants.

A

Phytotoxicity or Herbicide injury

35
Q

What are the five stages of the disease cycle in turf?

A

Inoculation, penetration, infection, dissemination and overwintering/oversummering

36
Q

When thinking of chemical control of turf diseases, _____ work by forming a barrier between the plant and pathogen to prevent infection and the disease process.

A

Protectant Fungicides

37
Q

When thinking of chemical control of turf diseases, _____ are transported across membranes into the plant and are translocated within the plant.

A

Systemic Fungicides

38
Q

_____ are chemicals that control nematodes and are generally applied as nonvolatile contact poisons that are irrigated into the root zone of established turf.

A

Nematicides

39
Q

Weeds are generally divided into two major groups, what are they?

A

Grasses (monocots) and broadleaves (Dicots)

40
Q

Dandelion, knotweed and plantain are what kind of weed?

A

Broadleaf (Dicot)

41
Q

What are the three different plant life cycles?

A

Annuals, biennials and perennials

42
Q

_____ weeds mature in one season and are propagated by seeds. They are a continued problem because of an abundances of dormant seed, fast growth and high seed production.

A

Annual

43
Q

Summer annual weeds grow from seeds that sprout in what season(‘s)?

A

Spring or Summer (and they die before winter)

44
Q

_____ weeds require 2 years to develop and complete their lifecycles.

A

Biennial

45
Q

_____ weeds live more than 2 years and some may live almost indefinitely.

A

Perennial

46
Q

Grasses utilize all lifecycles except ______ .

A

Biennial

47
Q

The best cultural practice that will discourage competition from weeds is to ______.

A

Increase the density and figure of the desirable turf grass

48
Q

_____ are herbicides the at control the target weeds without damaging the desirable turf grass species.

A

Selective herbicides

49
Q

______ are broad spectrum herbicides and kill all vegetation.

A

Nonselective herbicide

50
Q

______ kill primarily by contact kill plant tissue. They are applied directly to growing plants and do not move throughout the plant.

A

Contact herbicides

51
Q

______ are absorbed through the foliage or shoots and accumulate at the active growth centers of the weed.

A

Translocated or systemic herbicides

52
Q

_____ are applied to eliminated certain problem weeds before grass is planted.

A

preplant herbicides

53
Q

_____ are applied prior to germination and emergence of weeds.

A

Pre-emergent herbicide

54
Q

_____ are used for controlling weeds that have already emerged from the soil and do not prevent weeds seeds from germination and re-infesting a lawn.

A

Postemergent herbicide

55
Q

In a pesticide formulation, a _____ is added to increase spray retention and to increase effectiveness of a pesticide.

A

Adjuvant

56
Q

Name the four stages of growth for grasses and broadleaf weeds.

A

Seedling, vegetative, bud and flowering, and maturity

57
Q

What is a white grub?

A

Larval stage of insects belonging to Scarabs (typical species in Colorado are Masked Chafers, Japanese Beetles and May and June Beetles)

58
Q

What are common symptoms of a Billbug infestation?

A

Small patches of turf appear droughty and do not respond to watering.

59
Q

How to Cut Worms typically damage turf grass and when do they feed?

A

Cut plants at the ground level and they feed at night

60
Q

Name two turf mites that damage turf that are common to Colorado.

A

Clover Mite and Banks Grass Mite

61
Q

What is a common symptom of mite damage in turf grass?

A

Grass blade gets a speckled and stippled appearance

62
Q

What type of weeds include the Common Chick Weed and Henbit?

A

Winter Annual Broadleaf Weeds

63
Q

Black Medic, Prostrate, Knotweed, Common Perslane, Spotted Spurge, Lambsquarters and Red Root Pigweed are what type of weed?

A

Summer Annual Broadleaf Weeds

64
Q

Field Bindweed, White Clover, Curly Doc, Dandelion, Yellow and Creeping Wood Sorrel, Broad Leaf and Buckhorn Plantain, Common Yarrow and Canada Thistle
are what type of weed?

A

Perennial Broadleaf Weed

65
Q

Bull Thistle is what type of weed?

A

Biennial Broadleaf Weed

66
Q

Annual Bluegrass is what type of weed?

A

Winter Annual Grassy Weed

67
Q

Barnyardgrass, Large and Smooth Crabgrass, Yellow Foxtail, Goosegrass, Long Spine Sand Burr are what tyoe of weed?

A

Summer Annual Grassy Weed

68
Q

Bentgrass, Rough Stalk Bluegrass, Smooth Brome, Tall Fescue and Quackgrass are what type of weed?

A

Perennial Grassy Weed

Certified Operator/Qualified Supervisor Exams (4 decks)

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