Introduction to Olericulture MCQs (Quiz 9)

Introduction to Olericulture MCQs (Quiz 9) [Explore all MCQs]
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1. If a root vegetable begins to bolt (premature flowering), what happens to the sink activity of the storage root?

 It converts the root into a source

 It remains unchanged

 It decreases, as the flower becomes the new dominant sink

 It increases, making the root larger

2. Which of the following best defines physiological maturity?

 The point at which maximum dry weight and developmental completion are attained, regardless of harvest suitability

 The beginning of flower initiation in biennial crops

 The stage when the fruit or vegetable becomes ready for harvest for fresh market

 The stage when chlorophyll content is highest in leaves

3. In a vegetable polytunnel, which of the following is most likely to limit photosynthesis on a cloudy winter day?

 Light intensity

 Plant spacing

 Wind speed

 Soil pH

4. Which statement correctly distinguishes truck farming from other types of commercial vegetable production?

 Unlike market gardening, truck farming involves small-scale, diversified crops sold directly to consumers

 Truck farming emphasizes large-scale, single-crop production for wholesale distribution, often to distant urban markets

 Truck farming relies exclusively on organic certification and local sales

 Truck farming is identical to greenhouse vegetable production in controlled environments

5. Which statement accurately distinguishes protected cultivation from other farming systems?

 Protected cultivation is used only for off-season flower production, not for vegetables

 
Protected cultivation excludes the use of natural ventilation and relies entirely on artificial climate control

 Protected cultivation is synonymous with hydroponics because both exclude soil

 Unlike open-field farming, protected cultivation allows manipulation of one or more microclimatic factors, for crop growth

6. Plant spacing in vegetable cultivation influences ______________

 Seed germination

 Light interception and competition

 Only pest incidence

 Only yield

7. Transplanting is particularly preferred in vegetables belonging to which family/group?

 Cucurbits

 Root vegetables

 Solanaceae

 Legumes

8. Which statement accurately distinguishes a corm from other underground modified stems?

 A corm is a horizontally growing stem that produces roots and shoots from nodes

 A corm is identical to a bulb but lacks fleshy scales

 A corm is an enlarged fleshy root with no nodes or buds

 A corm is a solid, swollen underground stem with a basal plate, covered by papery sheaths, and bears distinct nodes and buds

9. A farmer records the scientific name of cucumber in different ways. Which one is correctly written according to binomial nomenclature rules?

 Cucurbitaceae sativus

 cucumis Sativus

 Cucumis sativus

 Sativus Cucumis

10. Which activity is the primary focus of nursery management?

 Soil testing and fertilizer recommendation

 Grading and packaging of mature vegetables

 Propagation and care of seedlings before transplanting

 Irrigation management in the main field

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