Preview Questions Irrigation Specialist | Role Specific Skill

Question 1: What is the most common material used for drip irrigation tubing in modern systems?

Which action should you take?

Choose only one option

Copper

PVC (Polyvinyl chloride)

Polyethylene (PE)

PVC with UV inhibitors

Question 2: In a drip irrigation system, what is the primary role of emitters?

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To increase pressure in the irrigation system

To regulate water distribution across multiple zones

To release water slowly at the base of each plant

To filter particles from the water source

Question 3: Which pipe material is typically used in pressurized irrigation systems for its durability and resistance to chemicals?

Which action should you take?

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Concrete

Galvanized Steel

PVC (Polyvinyl Chloride)

High-Density Polyethylene (HDPE)

Question 4: What is a potential disadvantage of using automated irrigation systems with weather-based controllers?

Which action should you take?

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Lack of flexibility in watering schedules

Increased labor requirements

Higher initial installation costs

Ineffective for locations with unpredictable weather patterns

Question 5: What is the primary purpose of hydraulic modeling in irrigation system design?

Which action should you take?

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To estimate the total water requirement for irrigation

To calculate the water quality parameters for irrigation

To measure the evapotranspiration of the crop

To optimize the flow rate and pressure for uniform distribution

Question 6: What is the effect of salinity on irrigation water quality and crop yields?

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It has no effect on crops as long as water is applied in adequate amounts

It enhances the availability of essential nutrients in the soil

It increases the water retention capacity of the soil

High salinity reduces plant water uptake and can damage crops