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