Category 3A+3B Pesticide Exam

Acute Toxicity refers to toxicity from
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Terms in this set (112)
Acute Toxicity refers to toxicity from
a one time exposure to a pesticide
Chronic Toxicity refers to toxicity from
many small exposures to a pesticide
The Term LD50 refers to the level of toxicity where
50% mortality is observed
Pyrethroid pesticides exert their toxicity in the form of
a nerve poison with symptoms similar to chlorinated hydrocarbons
Chronic Toxicity tests are conducted to determine
Teratogenic and Carcinogenic effects
A carcinogen is a material that causes
cancer
A neurotoxin is a material that causes
toxicity to the nervous system
A teratogen is a material that causes
birth defects
The most common cause of pesticide poisoning to the applicator is through
dermal exposure
Skin exposure usually occurs via
mixing, application procedures, spills, or contact with residues
Eye contact with pesticides can be prevented by usinga face shield or gogglesFire posing a unique risk because...of the toxic fumes that may be producedDrift is a problem during which types of applications?during turf, ornamental and interior applicationsPhytoxicity can occur because ofan improper selection of a pesticide and a sensitive plant being treatedDuring some spraying operations less than...50% reaches the target areaThe use of check vales to prevent back siphonage isrequired by NJ LawIf a spill occurs during the use of a pesticide, you should first...clean the spill upThe use of a respirator is mandatory whenrequired by state law OR the labelThe first step toward obtaining information regarding a pesticide is toRead the pesticide labelChemical resistant gloves should be worn whenmixing and loading and applying the pesticideThe use of a respirator should be used whenever the pesticide label requires it (T/F)TrueRespirators should not be stored in the same storage space as pesticidesTrueGoggles must be worn to protect the eyes whenwearing a respiratorIf a poisoning occurs one shouldtreated the subject for shock, consult the label or MSDS and call for medical helpBlood testing is a means of monitoring exposure toorganophosphate and carbamate pesticidesBlood testing should be conductedbefore exposure occurs and periodically during the seasonWhen storing pesticides/herbicides, remember toseparate herbicides from other types of pesticidesMaterials considered to be acutely hazardous or hazardous waste does not require special disposal procedures (T/F)FalseUsing alternative methods of controlling pests is a part ofan IPM programThe monitoring of pests canprevent serious pest outbreaks and reduce the use of pesticidesCultural control methods includes the manipulation of irrigation and fertilization schedules to reduce diseases (T/F)TruePhysical control methods include washing of plants, the use of physical barriers and the pruning of infected plant material (T/F)TrueBiological controls includes the use of....predators and parasites/ bacterial agentsIdentification is the first step to any effective pest control programTrueMost pests can be controlled duringone particular life stageKnowing the pest's biologyis necessary for the use of proper control techniquesEconomic considerations, i.e. damage created outweighs cost of controlsshould be considered at all timesAn IPM program includes the use of pesticides, pest monitoring, resistant plant, biological agents and cultural methods to control pestsTrueThe best way to make a major change in the output of the sprayer is tochange nozzlesSignificant errors in sprayer calibration can be caused byworn nozzles, inaccurate pressure gauges, unknown marked tank volumes, and mistakes in calculationsIt is important to check nozzle output frequently even if you do not change the spray rate (T/F)TrueAn Insecticide recommendation calls for 20 fl/oz of product to be mixed in enough water to cover 1,000 square feet. Your sprayer delivers 2 gallons of water over an area of 250 square feet. The pressurized sprayer will hold three gallons of water. What is the application volume per 1,000 square feet based on the output in the test area?8 gallonsAn Insecticide recommendation calls for 20 fl/oz of product to be mixed in enough water to cover 1,000 square feet. Your sprayer delivers 2 gallons of water over an area of 250 square feet. The pressurized sprayer will hold three gallons of water. How many fluid ounces of insecticide are needed per gallon of water?2.5 ouncesAn Insecticide recommendation calls for 20 fl/oz of product to be mixed in enough water to cover 1,000 square feet. Your sprayer delivers 2 gallons of water over an area of 250 square feet. The pressurized sprayer will hold three gallons of water. How many fluid ounces of insecticide must be added to a full tank?7.5An Insecticide recommendation calls for 20 fl/oz of product to be mixed in enough water to cover 1,000 square feet. Your sprayer delivers 2 gallons of water over an area of 250 square feet. The pressurized sprayer will hold three gallons of water. How much area (in square feet) will three gallons of spray mixture cover?375When calibrating a rotary spreader, it is important to check both the application rate and the patternTrueA herbicide recommendation calls for a broad-cast application of 3 pounds of product per acre. Your sprayer has a 100-gallon tank and is calibrated to apply 10 gallons of spray mixture per acre. How many acres can you spray with each tank of spray mixture?10A herbicide recommendation calls for a broad-cast application of 3 pounds of product per acre. Your sprayer has a 100-gallon tank and is calibrated to apply 10 gallons of spray mixture per acre. How much product is needed for each tankful?30lbsBrass nozzles are usually the best choice for sprayers because of their wear resistance against corrosive and abrasive materials (T/F)FalseThe higher a spray boom is held above the ground, the greater the potential for spray drift (T/F)TrueWhich variables affect the application of granular pesticides?Ground speed, orifice size, swath widthWhat is the purpose of a relief valve in the hydraulic sprayer?control pressure delivered to gun and protect the system from excessive pressureOperating a sprayer pump without any liquid can cause serious damage to pump seals, bearings and other working parts. (T?F)TrueProtective equipment is not usually needed when cleaning and maintaining pesticide application equipment because the amounts of pesticide present are so small (T/F)FalseSpray drift is a major concern with the use of mist blowers (T/F)TrueA good way to prevent herbicide damage to plants because of residues left in the spray tank from a previous application is to limit the use of certain spray equipment to "herbicide only" (T/F)TrueInsect piercing and sucking damage to plants may be done by both nymphs and adults (T/F)TrueEuropean spruce gall adelgid has both nymph and adults (T/F)TrueScale insects feed upon plants and do damage bysuckingOn a leaf heavily infested with aphids, mature females can be foundwith and without wingsThe adult birch leaf miners make openings in leaves tolay eggsWhen shrubs are killed by the black vine weevil it is chiefly the result of feeding bylarvaeA caterpillar is a larva of amothAn aphid life cycle contains the nymph stage (T/F)TrueA maggot is an immatureFlyBoth the spring cankerworm and the fall cankerworm damage trees in the spring and early summer (T/F)TrueA. Chinch Bug B. Japanese Beetle C. Anual Bluegrass Weevil D. Sod Webworm The insect which feeds mostly on the leaves of turf is theD. Sod WebwormA. Chinch Bug B. Japanese Beetle C. Anual Bluegrass Weevil D. Sod Webworm The insect larva which feeds mostly on roots of turf isB. Japanese BeetleA. Chinch Bug B. Japanese Beetle C. Anual Bluegrass Weevil D. Sod Webworm The insect adult which feeds mostly on leaves of turf isC. Anual Bluegrass WeevilA. Chinch Bug B. Japanese Beetle C. Anual Bluegrass Weevil D. Sod Webworm The insect adult which feeds mostly on stems of turf isA. Chinch BugA. Chinch Bug B. Japanese Beetle C. Anual Bluegrass Weevil D. Sod Webworm leaves and stems chewed off just above the grass indicates feeding byD. Sod WebwormLawn insects that develops through 5 nymphal stages (gradual metamorphosis) areChinch BugsOnly the adult hyperodes weevil does damage to turf (T/F)FalseThe immature stages of the chinch bugs and the Japanese beetle do damage to turf (T/F)TrueTurf insects which have 4 larval stages The raster is a distinguishing character ofWhite GrubsA weed isa plant growing where it's not wantedA weed that germinates and grows during the fall to flower the following spring is calleda biennialPerennial weeds may be easier to control than annual weeds in a situation where germination is continuous (T/F)TrueAn example of a weed that has 3 ovate leaves, 1-1/2" to 4" long which becomes red or reddish yellow in fall isPoison ivyA perennial weed which reproduces by seeds and rhizomes isHedge bindweedThe weed which is perennial and reproduces by seed isquack grassAnnual bluegrass reproduces byseedsVeronica weeds can be annuals or perennials (T/F)TrueWhat is plaintain?a perrennial and propagates by seeds, has long, smooth, ovate leaves that are rounded at the base and tipCedar-apple rust is a fungus disease that may appear onhawthornThe plant disease which requires two unrelated plants or trees to continue the life cycle of the disease organism isCedar RustAnthracnose diseased are caused byA fungusSpores of fungi may be spread by wind or splashing water (T/F)TrueGall-like growths of the cedar rust fungi appear onRed CedarApple scab can cause early defoliation of plantsTrueDutch Elm disease is spread mostly byBeetlesMost leaf spotting and anthracnose fungi attack trees in mid-summer if there is sufficient rainfallFalseMost Fungus diseases overwinterin dead plantsThe Plant disease development triangle is made up of a susceptible grass plant, a disease organism ready to develop and multiply, and an environment favorable to the grass plant (T/F)TrueMost turfgrass diseased are caused byFungiSummer patch is most serious onKentucky BluegrassThe Best time for the application of control chemicals for leaf spot and melting-out is-MarchDollar spot may have a white cottony growth on the grass during some stage of development (T/F)TrueWildlife damage is primarily associated with feeding activity anddenning, roosting and nesting behavior/ Being at the right place at the wrong time.Vertebrate damage control measures should be used at a time, point and place whenthe animal is most vulnerable and with the least effect on non-target animals.White-footed and deer mice can be distinguished from house mice by their white feet and undersides, and their larger eyes and ears (T/F)TrueMoles are insectivores or herbivores?insectivores related to shrewsMoles can be reduced by reducing soil moisture and soil inhabiting insect grubs (T/F)TrueWhat law requires the notification of persons before commercial applications of pesticides are made?New Jersey Administrative Code 7:30 Subchapters 1-12At multi-family residences warning signs shall be posted on the treated propertybefore the applicationWarning signs at schools, parks, and other similar sites must be placed at allprincipal access pointsThe proposed date of the application is the:best estimate of the application dateThe consumer information summary sheet must include the numbers of the:NJ DEP and NJ Poison Information and Education SystemAt golf courses, pesticide treatment signs shall be posted atstarting teesThe consumer information notice must be given to thecontracting partyBefore an application, the contracting party, must be given an opportunity to review thelabel instructions relating to the consumerIf a customer requests the exact date of application, the applicator businessmust provide it