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Colorado Commercial Pesticide Exam & Answers(scored A+) $8.00   Add to cart

Exam (elaborations)

Colorado Commercial Pesticide Exam & Answers(scored A+)

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  • Course
  • Colorado Commercial Pesticide Application
  • Institution
  • Colorado Commercial Pesticide Application

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...

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  • October 19, 2024
  • 27
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Colorado Commercial Pesticide Application
  • Colorado Commercial Pesticide Application
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29 Multiple choice questions

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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