Part 3: Water Management and Irrigation Techniques Quiz

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Which irrigation method uses the least amount of water while delivering nutrients directly to plant roots?

• Hand Watering
• Overhead Irrigation
• Drip Irrigation
• Capillary Mats

What is the primary environmental concern with ineffective water management in nurseries?

• Increased plant growth
• Pollution of surrounding water
• Reduced labor costs
• Improved soil quality

In drip irrigation, how much less water is used compared to overhead irrigation?

• 30-40%
• 40-50%
• 60-70%
• 80-90%

What is the purpose of a water catchment system in a nursery?

• To increase water pressure
• To collect and potentially reuse runoff water
• To create artificial rain
• To cool down plants

Which water treatment method uses plants and microorganisms to clean contaminated water?

• Chemical treatment
• Thermal radiation
• Constructed wetlands
• Mechanical filtration

What mechanism allows capillary mats to water plants effectively?

• Gravity
• Pressure pumps
• Capillary action
• Manual intervention

What is fertigation in nutrient management?

• Fertilizing soil before planting
• Applying fertilizers through irrigation water
• Removing fertilizers from water
• Measuring soil pH

Which material can be used to increase soil pH?

• Iron sulfate
• Dolomitic limestone
• Organic compost
• Synthetic fertilizer