MASSACHUSETTS PESTICIDE APPLICATOR RIGHT OF WAY EXAM ALL 100 QUESTIONS AND

MASSACHUSETTS PESTICIDE APPLICATOR RIGHT OF WAY EXAM ALL 100 QUESTIONS AND ( ANSWERS)

MASSACHUSETTS PESTICIDE APPLICATOR RIGHT

OF WAY EXAM 2026-2027

ALL 100 QUESTIONS AND CORRECT DETAILED

ANSWERS WITH RATIONALES ( ANSWERS)

The substance that controls a pest - ANSWER- the Active ingredient

When an active ingredient has been mixed with an inert ingredient is

called - ANSWER- a formulation

A mixture of fine particles in water, they do not dissolve - ANSWERSuspensions

When one liquid is dispersed in another but they keep their original

identity is called an - ANSWER- Emulsion

What is an Emulsifiable concentrate - ANSWER- An emulsifiable

concentrate (EC) is a liquid formulation that contains technical material,

one or more organic water-immiscible solvents and an emulsifier (such

as a surfactant).

What is a Wettable powder? - ANSWER- Dry powder to be mixed with

water or applied dry. Easy to apply, handle, transport, and store. Slower

to dissolve into skin but greater inhalation risk

What is a Ready-to-use pesticide? - ANSWER- The formulation is

premixed, easy to use but high price, and organic solvents used in them

harm foliage, not for plant sprays

________________________ highly concent formulations. Need

special equipment to deal with precise measuring and organic solvents

dissolve rubber or plastic - ANSWER- Ultra-low-volume formulation

An _________________ is a suspension of fine solid particles or liquid

droplets in air or another gas. - ANSWER- Aerosols

This is a type of pesticide that is 10% or less of the active ingredient

with the fine dry carrier. Chalk, clay, nutshells. - ANSWER- Dust

Like dusts but larger particles, most often for soil control of weeds. -

ANSWER- Granules

Substance encapsulated by plastic dissolved in water and sprayed.

Reduce odors and drift, safer to apply, much higher risk to bees due to

size of particles similar to pollen - ANSWER- Microencapsulated

A Fumigant - ANSWER- can be liquid, volatile liquids, or solids. All

forms of poisonous gases in the right conditions.

Where would you look on a pesticide label to determine a product's

formulation? - ANSWER- Usually on the product label, if not, in the

"general information" or "directions for use" section of label.

Chemicals premixed with a pesticide or added to the spray tank to

improve mixing, application, or performance is called an - ANSWERAdjuvant

What is a wetting agent or spreader which helps pesticide droplets

spread evenly and coat a leaf?

Very important on waxy and hairy weed leaves. - ANSWER- Surfactant

What material will increase the adhesion of particles to the surface of a

leaf? - ANSWER- Sticker

Drift control agents - ANSWER- Increases droplet size to stop drift.

Where on label could you find what, if any, adjuvants to use? -

ANSWER- Listed in "Directions for Use"

The measure of a pesticide to cause harm is referred to as - ANSWERToxicity

Does the source of a pesticide affect how toxic it is? - ANSWER- No,

the toxicity is independent of the source