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Sample questions
According to the label, what is a specific restriction regarding the use of DES-X on table grapes?
- Do not use once they become 6-7 mm in diameter
- Do not use on grapes grown in California
- Do not use on grapes if they are yellow-skinned
- Do not use on grapes during the harvest month
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The restrictions state: 'Do not use on table grapes once they become 6-7 mm in diameter.'Which of the following pest groups is DES-X effective against in their adult, larval, and nymph stages?
- Aphids, mealybugs, and spider mites
- Bees, butterflies, and ladybugs
- Rodents, birds, and beetles
- Bacteria, fungi, and viruses
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The label states DES-X is effective against aphids, mealybugs, whiteflies, scale insects, spider mites, and tent caterpillars.Which of the following is a required piece of Personal Protective Equipment (PPE) for DES-X?
- Chemical-resistant gloves (e.g., nitrile, butyl, or neoprene)
- A full-face respirator with organic vapor cartridges
- A heavy-duty rubberized rain suit
- N95 particulate mask
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The PPE section requires chemical-resistant gloves such as barrier laminate, butyl, nitrile, neoprene, PVC, or viton.When mixing DES-X, what should be done if the water is 'hard' (>300 ppm)?
- Reduce the hardness before mixing
- Increase the concentration to 4%
- Add more agitation to compensate
- Only mix with distilled water
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The mixing notes state: 'Hard water (>300 ppm) should be reduced before mixing.'When applying DES-X to crops, what is the recommended timing regarding sunlight and weather?
- Spray in the morning, evening, or when overcast
- Spray only during full sun for maximum contact
- Spray only during the hottest part of the day
- Spray only during midday when temperatures are highest
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The label instructs not to spray during full sun and to spray in the morning or evening/overcast.Under which condition is DES-X prohibited from use regarding sulfur applications?
- Do not apply within 3 days of a sulfur application
- Do not apply within 24 hours of a sulfur application
- Do not apply if sulfur was used in the last 7 days
- Do not apply if sulfur is applied on the same day
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The label states the product is incompatible with sulfur or products applied within 3 days of sulfur application.What is the Re-entry Interval (REI) for DES-X?
- 12 hours
- 24 hours
- 48 hours
- 72 hours
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The label explicitly lists the REI as 12 hours.What is the required dilution rate for DES-X when treating an active infestation?
- 2 gal per 100 gal of water
- 1 gal per 50 gal of water
- 5 gal per 100 gal of water
- 0.5 gal per 100 gal of water
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The application rate specified for general insect/mite control is 2 gal per 100 gal of water (2% formulation).← All practice exams