Preview Questions Horticulturist | Role Specific Skill

Question 1: In a sprinkler irrigation system, what is the effect of nozzle size on the system's performance?

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Larger nozzles distribute water more evenly in windy conditions

Smaller nozzles increase water distribution but reduce coverage

Larger nozzles increase the area covered but reduce pressure

Smaller nozzles require higher pressure for adequate coverage

Question 2: Which type of plant tissue is primarily responsible for the transport of water and minerals from roots to leaves?

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Epidermis

Xylem

Phloem

Cambium

Question 3: Which method is most effective in measuring the availability of phosphorus in soil?

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Using a soil test that evaluates phosphorus solubility

Using an infrared spectrometer to detect phosphorus

Using a soil test that measures soil pH

Using a plant tissue test

Question 4: What is the primary advantage of using hydroponics systems for plant growth?

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It encourages deeper root growth

It allows precise control over water and nutrient delivery

It reduces the need for sunlight in plant growth

It prevents disease and pest infestations

Question 5: What is the role of mycorrhizal fungi in improving soil fertility?

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Enhances nitrogen fixation in the soil

Increases water retention in the soil

Reduces soil compaction by breaking down organic matter

Forms symbiotic relationships with plant roots to increase nutrient absorption

Question 6: In greenhouse management, dehumidification is necessary to avoid which of the following problems?

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Accumulation of harmful gases inside the greenhouse

Excessive transpiration and water loss from plants

Reduced plant growth due to lack of moisture

Condensation on plants and increased risk of fungal diseases