Chapter 17 - Equipment

Question 1

Which of the following is not a type of support equipment?

a. filler pump
b. front-end loader
c. sprayer

Answer 1

c. sprayer

Question 2

Which of the following must you consider in choosing pesticide application equipment for a job?

a. working conditions and type of target
b. pesticide formulation
c. possible problems
d. all of the above

Answer 2

d. all of the above (a. working conditions and type of target b. pesticide formulation c. possible problems)

Question 3

Dusters are commonly used by gardeners and pest control operators for spot treatment of plants or small areas.
true or false?

Answer 3

true

Question 4

Seeders and fertilizer spreaders often can be used to apply granules without equipment adjustments.
true or false?

Answer 4

true

Question 5

A fogger is a good equipment choice when there is a sensitive area nearby and the wind is low.
true or false?

Answer 5

false

Question 6

Which type of sprayer would you probably choose to treat a small garden in a residential area?

a. air-blast sprayer
b. hand-operated sprayer
c. mist blower

Answer 6

b. hand-operated sprayer

Question 7

In general, only homeowners have good use for hand-operated sprayers.
true or false?

Answer 7

false

Question 8

If you had to treat a few acres of forage crop and water was not easily available, what type of sprayer would you choose?

a. low-pressure boom sprayer
b. high-pressure sprayer
c. hand-operated sprayer

Answer 8

a. low-pressure boom sprayer

Question 9

What sprayer would you use if the pesticide was formulated only as a wettable powder and the target crop had dense foliage?

a. low-pressure sprayer
b. high-pressure sprayer
c. hand-operated sprayer

Answer 9

b. high-pressure sprayer

Question 10

Does a hydraulic sprayer have low-pressure or high-pressure?

Answer 10

high pressure

Question 11

What type of sprayer would you use with a wettable powder formulation to treat an oak tree in a backyard?

a. low pressure sprayer
b. high pressure sprayer
c. hand operated sprayer

Answer 11

b. high-pressure sprayer

Question 12

Which type of sprayer is more likely to cause you to injure sensitive vegetation or wildlife by overdosing with concentrated pesticides?

a. low pressure sprayer
b. high pressure sprayer
c. ULV

Answer 12

c. ULV

Question 13

You must increase pressure ____ times to double the flow rate.

Answer 13

four

Question 14

From which of the following may nozzles be made?

a. brass
b. plastic
c. stainless steel
d. all of the above

Answer 14

d. all of the above (a. brass b. plastic c. stainless steel)

Question 15

Among nozzle materials, brass is the least resistant to wear.
true or false?

Answer 15

true

Question 16

Which pump does not have an automatic pressure relief characteristic?

a. roller pump
b. centrifugal pump
c. piston pump

Answer 16

c. piston pump

Question 17

Which is not an advantage of piston pumps?

a. maneuverability
b. there is no leakage inside the pump chamber
c. output is virtually unaffected by pressure

Answer 17

a. maneuverability

Question 18

Which is a function of spray nozzles?

a. to regulate the flow of liquid
b. to atomize the liquid stream
c. to spread droplets in a specific pattern
d. all of the above

Answer 18

d. all of the above (a. to regulate the flow of liquid b. to atomize the liquid stream c. to spread droplets in a specific pattern)

Question 19

Worn nozzle tips produce poor spray patterns and ______ flow rates than new nozzles.

Answer 19

higher

Question 20

You should replace a used nozzle when flow rate varies _____ percent or more from a new nozzle.

Answer 20

5%

Question 21

A sprayer should be cleaned after _____ days(s) of use.

Answer 21

each

Question 22

When cleaning a sprayer, you should fill and flush the tank with water at least _____ times before using the cleaning solution.

Answer 22

two