1. Pesticides formulated as soluble powders are dry materials that form a true solution when
mixed with water. What is meant by the word 'solution'?
It needs constant agitation
It might clog filters
It consists of very fine particles that are dispersed in water
It completely dissolved in the w...
Term 1 of 29
Pesticides formulated as soluble powders are dry materials that form a true solution when
mixed with water. What is meant by the word 'solution'?
It needs constant agitation
It might clog filters
It consists of very fine particles that are dispersed in water
It completely dissolved in the water and are no longer recognized as individual particles
Term 2 of 29
A desiccant is?
considered a pesticide under the current version of FIFRA
A compound that promotes drying and removal of moisture from plant tissues
A chemical that removes water from arthropods or destroys the waxy covering that
protects these organisms from the water loss
All of the above
Term 3 of 29
Pesticides are broadly classified by:
how or when they work
Mode of action
Chemical structure
All of the above
,Term 4 of 29
Pesticides with similar chemical structures tend to have similar characteristics and similar
modes of actions. A mode of action is defined as:
The way pesticides affect and enter pests
the acute poisonings toxicity caused to humans
how well pesticides tank mix
none of the above
Term 5 of 29
You want to apply the insecticide Killem-16SP. The number 16 in the grand name means?
This is the 16th version of the product that was tested by the manufacturer
Indicates the percent by weight if the inactive ingredients
Means that you should use 16 grams of Kill-em in your spray tank
Indicates the percent by weight of the active ingredient
Term 6 of 29
Which statement is true about action thresholds?
the IPM technician needs to implement control measures below the action threshold
level
the action threshold for a pest may be set at zero pest population density
in urban landscape, action thresholds are usually more related to economics than
aesthetics
Term 7 of 29
A post-emergence herbicide is a pesticide that should be applied:
Before planting
After the seedlings have come up
Only to plant leaves and stems
Before the seedlings have come up
, Term 8 of 29
Organophosphates, carbamates, sulfonylureas, phenoxys and benzenes are all examples of:
Synthetic Pesticides
protectant pesticides
Organic Pesticides
Pesticide families
Term 9 of 29
Two weeks after an insecticide application to turf the insect pests are dead and the turf is
looking brown in patches. What could have happened?
The insecticide resulted in adsorption to the turf
the insecticide cause phytotoxicity to the turf
the turf is showing resistance to the insecticide
none of the above
Term 10 of 29
Stickers, wetting agents, synergists, and anti-foaming agents are all examples of:
Seed treatments
Systemic pesticides
broad spectrum herbicides
Adjuvants
Term 11 of 29
Resistance to pesticides only develops in insects.
True
False
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