Chapter Review

Application of dust insecticides requires ?

A duster, no dilution, quit day to reduce drift of the insecticide

The legs of every insect are fastened to the body part known as the?

Abdomen

An insecticide packaged in a pressurized can is called a ?

Aerosol

Stomach poison insecticides work best on what?

Chewing Insects

Systemic insecticide are most effective in killing insects that fed by?

Chewing and Sucking

Insecticides that remain active in the environment for the longest period of time are?

Chlorinated hydrocarbons

Emulsifiable concentrates are liquid insecticides that must be ?

Diluted with water

Insecticides that come in the form of small pellets and are scattered on the soil surface are called

Granules

An example of a synthetic organic insecticide is ?

Malathion

An example of an insecticide that is used as a fumigant is?

Methyl bromide

Wettable powders (WP) are powered insecticides that ?

Must be diluted with water

The insecticides that are most toxic to human beings are the ?

Organophosphates

An example of a natural organic insecticide is

Rotenone

An example of an inorganic insecticide is?

Sulfur

When buying an insecticide to eliminate a specific insect, one should purchase a chemical?

That is recommended for that insect, only after reading the label, that is safe to use,

The proper amount of spray insecticide has been applied to a plant when ?

The liquid just begins to drip from the leaves

How many pairs of legs do insects have?

Three