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A series of multiple-choice questions and answers related to pesticide safety, covering topics such as pesticide handling, application, exposure, and environmental impact. It is a valuable resource for students and professionals seeking to understand the safe and responsible use of pesticides.
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Which of the following are pesticides? A-disinfectants B-insecticides C- herbicides D- all of the above Correct Answer: D Which pesticide handling activity is the most hazardous? A- mixing and loading B- rinse and drain procedures C- aerial applications D- low volume applications Correct Answer: A Who can provide pesticide safety training for applicators working in agricultural productions? A- a licenses PCA B- A UC Farm Advisor
C- a registered professional forester D- All of the above Correct Answer: D No one younger than 18 years old can handle pesticide that requires which of the following? A- A closed system B- full body chemical-resistant clothing C- full face respirators D- All of the above E- a and b Correct Answer: E Spray Tanks that are larger than 49 gallons must have which of the following when used for Category I and II pesticides. A: an emergency spill kit B: an external volume gauge C- A see through tank D- All of the above E- B and C Correct Answer: E When must a closed system be used?
C- dermal D- ingestion Correct Answer: C Which formulation is the most abrasive to application equipment? A-emulsifiable concentrates B-dry flowables C- soluble powders D- d-wettable powders Correct Answer: D The way a pesticide controls target pests is referred to as its: A- half life B- mode of action C- toxicity D- efficacy Correct Answer: B Which of the following statements is true about LD50 values? A- they provide info about acute health hazards B- larger LD50 values mean higher toxicity C- the LD50 is 50% of the amount it takes to kill 50% of the test population D- refers to kg of pesticide/mg of the weight of the test animal
Correct Answer: A Which of the following statements is true about chronic pesticide exposure? A- it can cause long lasting or permanent health effects B- it always results in the death of the lab animal C- it may affect the offspring of the organism exposed D- a and c Correct Answer: D Which if the following pesticide groups is the most environmentally persistent? A- organophosphates B- organochlorines C- n- methyl carbamates D- anti-coagulants Correct Answer: B The jar test is used to prevent problems with which of the following? A- phytotoxicity B- persistence C- incompatibility D- efficacy Correct Answer: C
B- weather C- how clean the mix water is D- all of the above Correct Answer: D Pesticide incompatibility can result in which of the following: A- clogged spray nozzle B- reduced pest control C- increases persistence D- a and b Correct Answer: D Which type of application equipment produces uniformly sized droplets? A- controlled droplet applicators B- electrostatic sprayers C- ultra low volume sprayers D- none of the above Correct Answer: A Which type of pump is best for wettable powder applications? A- centrifugal B- diaphragm C- roller
D- a and b Correct Answer: D Spray nozzles influence which of the following? A- application rate B- droplet size C- spray pattern D- All of the above Correct Answer: D The primary factors related to spray drift are: A- wind speed B- wind direction C- spray droplet size D- all of the above Correct Answer: D Drift control agents reduce drift by: A- increasing droplet size and weight B- decreasing spray solution viscosity C- decreasing droplet temperature D- a and b Correct Answer: A
B- brass C- stainless steel D- none of the above Correct Answer: C Which of the following are not topics that must be reviewed during employee safety training? A- pesticide exposure routes B- heat related illness C- pesticide reporting requirements D- warnings not to take pesticide containers home Correct Answer: C Which of the following are true about coveralls: A- they can be one-piece or two- piece articles of clothing B- they must be used whenever employees handle pesticides C- employees can wash them at home when Category II or III pesticides are being used D- They must be disposable Correct Answer: A What must occur when the air temperature exceeds 85 degrees and employees are using pesticides that require chemical resistant clothing? A- they must take breaks in the a shaded area every hour
B- they must drink 1 quart of water each hour C- a and B D- they must stop using those pesticides Correct Answer: D Which label section provides information on risks to people and domestic animals? A- use directions B- Statement of Practical Treatment C-Precautionary Statements D- Signal Word Correct Answer: C How often must agricultural field workers receive pesticide training? A- never B- Every year C- every other year D every 5 years Correct Answer: D What is the re-entry period when two organophosphate insecticides are used and their re-entry periods are 6 days and 2 days. A- 6 days B- 7 days
D- None of the above Correct Answer: D Which pesticide group has the longest half-life? A- organochlorines B- n-methyl carbamates C-organophosphates D- synthetic pyrethroids Correct Answer: A The legally allowable pesticide residue level in food is called a : A- residue limit B- Tolerance C- quarantine level D- None of the above Correct Answer: B Produce that has illegal pesticide levels must be: A- Washed adequately to remove all the pesticide residue B- Put under quarantine C- destroyed D- Reanalyzed Correct Answer: B
How do pesticides leach into ground water? A- directly through the soil profile, especially in heavy clay soils B- directly through the soil profile, especially in sandy soils C- through cracked well heads D- both B and C E Both A and B Correct Answer: D Most groundwater contaminants belong to which pesticide group? A- post emergent herbicides B- Chlorinated hydrocarbons C- organophosphates D- Pre emergent herbicides Correct Answer: D Which of the following are examples of point source pollution? A- illegal pesticide dumping into a creek B- a crop duster crash into a lake C- leaky pesticide containers in a storage area D- All of the above Correct Answer: D
Which type of pesticide provides the most protection for beneficial species? A- narrow spectrum B- Organic C- broad spectrum D- green Correct Answer: A Which of the following statements is false about biological control? A- uses beneficial species B- eradicates pests C- may include pesticide use D- all of the above is true E B and C are false Correct Answer: B Which of the following are mechanical control methods? A- plowing B- Trapping C-Mowing D- All of the above E-only A and C Correct Answer: D
Modifying schedules for irrigation to discourage or eliminate a pest species is considered to be what type of pest control method? A- biological B- abiotic C- natural D- Cultural Correct Answer: D Using crop varieties that can tolerate pest damage is which of the following? A- Natural Pest control B- Genetic modification C- host resistance D- Rarely successful Correct Answer: C Regulatory pest control may include which of the following? A- eradication efforts B- quarantine C- Pesticide bans D- all of the above E- A and B only Correct Answer: E
1 Mile = ____ feet Correct Answer: 5, 1 Acre = _____ Square feet Correct Answer: 43, How many square feet are in a plot measuring 100 feet by 150 feet? A- 150 square feet B- 1500 square feet C- 15,000 square feet D- 10,000 Square feet Correct Answer: C How many Acres are in a plot measuring 300 ft x 150 ft? A- 1 acre B- 0.69 Acres C- 0.40 Acres D- 1.69 Acres Correct Answer: A If the label of a pesticide you are using recommends applying 2 pints per acre how much would you need for a plot measuring 200x300 ft?
A-o.50 gallons B- 0.65 Gallons C o.35 gallons D. 1.5 gallons Correct Answer: C You are making a preventive treatment for brown patch and dollar spot treatment on a golf green. The treatment area measures 50 x 100 ft. How much fungicide will you need if the rate is 1 pound per 5,000 square feet A- 1 ounce B- 1 pound C- 1.25 pounds D- 14 ounces Correct Answer: B You are treating ornamentals around a park for aphids. The use rate is 2 pints of insecticide in 100 gallons of water and your spray tank holds 50 gallons of total mix. How much insecticide should you add per tank mix? A 2 pints B 3 pints C- 1 pint D o.5 gallons Correct Answer: C