CPA Pesticide Handling and Storage 2

Question 1

When mixing two pesticides in a tank, which product should generally be added to the water first?

Accepted Answer

The wettable powder

Answer

Wettable powders are typically added first when tank-mixing because they require more agitation to go into suspension and can clump if added after liquids.

Question 2

What does the term 'signal word' on a pesticide label indicate?

Accepted Answer

The relative acute toxicity to humans

Answer

Signal words (DANGER, WARNING, CAUTION) indicate the relative acute toxicity of the pesticide to humans based on oral, dermal, and inhalation routes.

Question 3

A pesticide storage area should be located at least how far from wells or water sources to minimize contamination risk?

Accepted Answer

100 feet

Answer

Most state and federal guidelines recommend pesticide storage areas be at least 100 feet from wells, surface water, and other water sources to reduce contamination risk.

Question 4

Which type of fire extinguisher is most appropriate to keep in a pesticide storage building?

Accepted Answer

Class B/C (dry chemical)

Answer

Class B/C dry chemical extinguishers are appropriate for pesticide storage areas because many pesticides are flammable and electrical fires may also occur.

Question 5

What information must be on a secondary container when pesticides are transferred from their original container?

Accepted Answer

The pesticide name, EPA registration number, and first aid instructions

Answer

Secondary containers must be labeled with at minimum the pesticide name, EPA registration number, and first aid/safety information to meet federal labeling requirements.

(CPA) Certified Pesticide Applicator Practice Test

(CPA) Certified Pesticide Applicator Practice Test

CPA Pesticide Handling and Storage 2