W Exam Study Guide

an example of a termiticide used for soil treatment is:

permethrin

local treatment of drywood termites should include:

wood injection

If a PVC termite treating hose with a 3/8 inch inside diameter is used with a coupling that has an inside diameter of ¼ inch, the delivery rate will be equal to that of a :

1/4 inch hose

If licensee performs a guaranteed or warranted treatment for powderpost beetles, the period of the initial liability with regards to active infestations shall be months from the original treatment date:

18

The measurements of a structure along the foundation wall are 48 feet length and 31 feet width. The depth of the footing is two feet from grade to the footing along the outside of foundation wall and one foot deep along inside the foundation wall. Calculate the amount of dilute termiticide, in gallons, needed to treat the soil adjacent to both sides of the foundation wall

189.6

A flow meter displays 1.6 gallons of dilute termiticide per minute output. How long should it take to apply a horizontal barrier to the soil of a 440 as ft pre-treat slab if the if the termiticide is applied at a rate of 1 gallon per 10 sq ft

27 minutes and 30 seconds

The life of the old house borer ranges between ________years

3-12

Where evidence of subterranean termite infestations exists in a structure, all voids in multiple masonry foundation and bearing walls must be drilled and treated at a minimum distance of:

4 feet in all directions front the evidence

Ten gallons of a dilute 0.25 percent mixture of permethrin insecticide is amount of insecticide to

5 gallons of a 0.50 percent mixture

According to the NC structural Pest Control Law, a licensee must apply for the issuance of a registered technician identification card for all non-certified employee within ____ days of hire

75

At the end of the first year, a subterranean termite colony started by a mated pair of swarmers may contain as many as ________ termites

75

Any written statement as to statement as to the presence or absence of wood-destroying inspects or organisms or their damage in structures for sale must be reported:

A WDIR 100 for both past and present infestations

Carpenter bees are best controlled by the use of:

A insecticide applied to existing gallery entrances

Ant differ from termites in that ants have:

A pupal stage

What is LD50?

A reference to compare the relative toxicities of pesticides

What is a linear foot

A unit of measure having one dimension

Moisture content readings of 20, 23, and 25 percent in wooden members of a structure would indicate:

Action should be taken to control the moisture level of the affected members

The rate of pesticide breakdown in soil depends mostly on the:

Amount of rainfall or irrigation water

Which of the following evidence would be required to be required to be listed on a WDIR-100?

An inactive subterranean termite shelter tube on a foundation wall with visible evidence of a previous termite treatment

All application equipment used apply pesticides for wood destroying organisms, other than compressed air sprayers of less than 5-gallon capacity must:

Be equipped with a functional bypass flow agitation device

Gloves warn to prevent pecticides from coming into contact with the hands should:

Be made of rubber

which termiticide is NOT used for soil treatment?

Borate

Adult bostrichid beetles:

Bore into wood to lay eggs

You are conducting a WDIR 100 inspection. No visible evidence of a past or present wood-destroying insect infestation was observed. The inspection indicated visible evidence or a previous termite treatment. Which item(s) must be checked on the WDIR-100?

Both 3./A./3. And 3./A./2.

Which statement below is true concerning WDIR-100 inspections?

Both A and B

Imidacloprid insecticide is a member of the chemical class

Chloronicotinyl

Carbamate and organophosphate pesticides inhibit which enzyme in the human nervous system?

Cholinesterase

Pesticides are more likely to reach ground water in which type of soil?

Coarse textured with low organic material

A type of construction where conventional liquid termiticide treatment is NOT recommended is:

Concrete block foundations with basement windows below grade

The most common source of water problems is unventilated crawlspaces is

Condensation of water after evaporation from soil

According to the NC Structural Pest Control Committee Rules and Regulations, a "deficient" soil sample:

Contains less then 25% of the termiticide when applied at the lowest label rate

Structural infestations by anobiid beetles are most common in:

Crawlspaces

To determine if winged termites are either subterranean or drywood, compare difference in the:

Crossveins in the wings

which of the following termite species in NOT found in North Carolina?

Dampwood termite

The principle operations of portable moisture meters is that electric resistance of wood:

Decreased as its moisture content increases

Which insect larvae produces frass in wood that consists of fine powder and pellets

Drywood termite

A license may be recertified in any two phases of structural pest control in North Carolina by:

Earning 15 CCU's of approved formal training in at least four years of the five year recertification period

The most widely distributed termite in North Carolina is the:

Eastern subterranean termite

Which law most significantly affects the pest management professional?

FIFRA

Drywood termites in North Carolina

Feed and nest in udecayed wood low in moisture content

A common source for wood destroying insects entering indoors is:

Firewood

What is the characteristic of foams that enables it to dispense uniformly under slabs?

Foams is less dense then liquid termiticide

Biotermites used in structural pest control:

Have not demonstrated consistent levels of effectiveness

most termite baits contain:

IGR's

The North Carolina WDIR 100 is a(n):

Informational report as to the presence or absence of wood-destroying insects

A structural pest control operator holding an inactive licence:

Is not permitted to do structural pest control work except as a certified applicator

Which pesticide is more toxic to humans?

LD50 12

Wood debris and cellulose material contacting soil of crawl space areas will include the following except:

Material too small to be raked with the times of a rake

The optimum time for adult powderpost beetle activity in North Carolina is:

May to Aug

Any violation of the provisions of the North Carolina Structural Pest Control Law is a:

Misdemeanor

All deviations by a licensee or certified applicator from the minimum requirements of the NC Structural Pest Control Committee Rule and Regulation for the control of subterranean termites in existing structures:

Must be corrected within 30 days written notice

Chlorpyrdos insecticide is a

Neurotransmitter disrupter

The general recommendation for control of ambrosia beetles found in structural wood is:

No treatment

Which of the following is NOT considered visible evidence of past or present subterranean termites in a structure:

Pelleted wood frass attached to joists or headers

Very fine wood frass on or beneath structural wood and pinhole openings in the wood surface is evidence of:

Powderpost beetles

A properly installed flow meter on a large volume sprayer system should be located near the:

Pressure regulator

Use of kiln-dried wood in structures will:

Reduce the chances of introducing a borer infestation

Below grade termite bait systems:

Rely on the social nature of termites for control

According to the NC Structural Pest Control Committee Rules and Regulations, restricted use pesticides:

Shall not be stored within 100 feet horizontally of any public water source

Respirator cartridges approved for urban pest management

Should carry OHSA fit tested approved decals

The lowest wood member of the frame of a structure is called

Sill plate

Pesticides carried in structural service vehicles operated in the state of North Carolina must contain:

Spill control materials

According to the NC Structural Pest Committee Rules and Regulations, to establish a continuous termiticide barrier in the soil and outside of the crawlspace foundation with

Trench or trench and rod treat to top of footing or to a minimum depth of 30' inches

A structural pest with a 3 stage life cycle is the:

West indian rough headed powderpost drywood termite

a carpenter ant queen is most often located in:

a tree stump

a rhythmic rasping or clicking sound in structural wood indicates the presence of:

active borers

to avoid contaminating drinking water systems applying termiticides, the pest control professional should:

employ the treated backfill application technique

The maximum civil penalty the North Carolina Structural Pest Control Committee may assess against any person who willfully violates any rule or regulation of the North Carolina Structural Pest Control Law is:

$2000.00