Start practice — 16 questions →
Sample questions (showing 8 of 16)
What restriction is placed on the use of water where livestock are present after Stingray treatment?
- Water cannot be used for any purpose
- Water must be aerated before livestock contact
- Do not use in water where livestock will be used for a specified period after treatment
- Livestock must be kept at least 50 feet from the water's edge
Show answer
The use restrictions state: 'Do not use in water where livestock will be used for a specified period after treatment.'🔗 Source
When is it permissible to use treated water for the irrigation of food crops or ornamentals?
- Immediately after application
- After 5 to 10 minutes
- After 14 days
- After the water has cleared
Show answer
Do not use water treated with this product for irrigation of food crops, fruit, or ornamentals (for preventative phytotoxicity) until 14 days after application🔗 Source
What is the active ingredient in Stingray Aquatic Herbicide?
- Carfentrazone-ethyl
- Eurasian watermilfoil
- Stingray liquid
- HRAC Group 14
Show answer
It contains Carfentrazone-ethyl as the active ingredient (HRAC Group 14).🔗 Source
What should a handler do if skin or eye contact occurs while using Stingray?
- Apply a neutralizing agent
- Wash with soap and water only
- Seek medical attention immediately
- Immediate rinsing is required
Show answer
The label states: 'If skin or eye contact occurs, immediate rinsing is required.'🔗 Source
Which of the following is a required component of the Personal Protective Equipment (PPE) for this product?
- Chemical-resistant apron
- N95 respirator
- Waterproof gloves
- Safety goggles
Show answer
PPE: Wear long-sleeved shirt and long pants; shoes plus socks; and waterproof gloves.🔗 Source
Which of the following is a listed target pest for Stingray?
- Submerged grasses
- Salvinia minima
- Algae blooms
- Invasive fish species
Show answer
The description lists target pests including: 'water-lettuce, water-hyacinth, salvinia minima, duckweed, water fern, water spirode, watermat, and various species of milfoil and bladderwort.'🔗 Source
To prevent drift during application, which environmental conditions should be avoided?
- Low water pH
- High temperature
- High wind or wave action
- Low dissolved oxygen
Show answer
The label states: 'It is important to avoid application during high wind or wave action to prevent drift.'🔗 Source
In which of these scenarios is application of this product prohibited?
- In slow-moving rivers
- In drainage ditches
- In water bodies where fish are being harvested
- In marshes or wetlands
Show answer
Do not apply to water bodies where fish are being harvested🔗 Source
← All practice exams