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Sample questions
Which of the following is a strict geographic restriction for the use of Arroz 80 CA?
- It is designed for use on rice in California only.
- It can only be used in coastal intertidal areas.
- It is restricted to use in the Midwest region.
- It can only be used in areas with high humidity.
Show answer
The label explicitly states the product is designed specifically for use on rice in California only.🔗 Source
Under what weather condition is it prohibited to apply Arroz 80 CA?
- Wind speeds greater than 8 mph
- Temperatures below freezing
- Humidity levels below 20%
- Wind speeds greater than 15 mph
Show answer
The label states: 'Do not apply if wind speed is greater than 8 mph.'🔗 Source
What is the primary mode of action for Arroz 80 CA in controlling selected weeds?
- Inhibiting the ALS (acetolactate synthase) enzyme
- Destroying the plant cell walls through contact
- Systemic absorption through the root system
- Disrupting photosynthesis in the leaves
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The label states the product controls selected weeds by inhibiting the ALS (acetolactate synthase) enzyme.🔗 Source
According to the label, what is the minimum total spray volume required when applying Arroz 80 CA via aircraft?
- 10 gallons or greater
- 15 gallons or greater
- 25 gallons or greater
- 5 gallons or greater
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The label specifies that aircraft applications require a total spray volume of 10 gallons or greater.🔗 Source
Where is it strictly prohibited to apply Arroz 80 CA?
- Directly to water or areas where surface water is present
- On rice crops during the growing season
- In areas with wind speeds under 5 mph
- In any location using ground equipment
Show answer
The label states: 'Do not apply directly to water or areas where surface water is present or to intertidal areas below the mean high water mark.'🔗 Source
To ensure effectiveness and prevent weed regrowth, how must the weeds be treated during application?
- Weeds must be fully and completely covered
- Weeds must be sprayed only at the base of the stem
- Weeds must be treated during a temperature inversion
- Weeds must be treated with a systemic application
Show answer
Because it is a contact herbicide with no systemic activity, weeds must be fully and completely covered to ensure effectiveness.🔗 Source
What is the required Re-entry Interval (REI) for this product?
- 12 hours
- 24 hours
- 48 hours
- 6 hours
Show answer
The label specifies a re-entry interval (rei_hours) of 12.🔗 Source
Which set of Personal Protective Equipment (PPE) is required when handling Arroz 80 CA?
- Long-sleeved shirt, long pants, chemical-resistant gloves, and shoes plus socks
- Short-sleeved shirt, long pants, and rubber boots
- Full face shield, respirator, and chemical-resistant apron
- Long-sleeved shirt, gloves, and safety goggles
Show answer
The PPE requirements listed are a long-sleeved shirt, long pants, chemical-resistant gloves, and shoes plus socks.🔗 Source
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