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Introduction
Asparagus
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HORT410 - Vegetable Crops

Vegetable Quiz 2 - Production Practices

Answer each of the following 10 questions by clicking the appropriate button (A, B, C or D). A message box will appear indicating whether your answer is correct or incorrect. Test scores will then be displayed in the text boxes following each question. The ten questions can be answered in any order. But note that the scoring system used in this quiz is designed to respond only to the first answer to each multipe choice question. Thus, when a question is answered for the first time the score for the first answer will be displayed. However, subsequent answers to the same question will not be scored! Test scores are not monitored or recorded by the computer that provided this form.

    Question 1

    For mineral soils, the optimum soil pH for most vegetables is:

    pH 5.0 to 5.8

    pH 6.0 to 6.8

    pH 7.0 to 7.8

    None of the above

    Score = out of :

    Question 2

    In the production of sweet corn the most critical time for maintaining adequate soil moisture is during:

    Harvest

    The two weeks prior to flowering

    Tasseling and ear development

    Score = out of :

    Question 3

    Sweet corn must be isolated from field corn pollen by a distance of at least:

    25 feet

    100 feet

    250 feet

    1000 feet

    Score = out of :

    Question 4

    Tomato leaves with purple coloration on the underside, particularly at the midrib and veins, is a symptom of:

    Nitrogen deficiency

    Magnesium deficiency

    Calcium deficiency

    Phosphorus deficiency

    Score = out of :

    Question 5

    Tomato fruit with brown, necrotic lesions at the blossom-end of the fruit is a symptom of:

    Nitrogen deficiency

    Potassium deficiency

    Calcium deficiency

    Phosphorus deficiency

    Score = out of :

    Question 6

    It is safe to plant standard sugary (su) and supersweet shrunken-2 (sh2) varieties of sweet corn with similar maturity dates in close proximity to one another:

    TRUE

    FALSE

    Score = out of :

    Question 7

    Which one of the following vegetable crops does not require bees for pollination and fertilization:

    Spinacia oleracea, spinach

    Cucumis sativus, cucumber

    Cucumis melo, muskmelon

    Cucurbita pepo, summer squash

    Score = out of :

    Question 8

    The pH of acidic soils can be most effectively raised by applying:

    Ammonium fertilizer

    Sulfur

    Limestone

    Irrigation

    Score = out of :

    Question 9

    The optimum storage temperature for sweet corn is:

    23oF

    32oF

    50oF

    70oF

    Score = out of :

    Question 10

    Ethephon (or Ethrel) can be used to accelerate and concentrate fruit ripening in tomato:

    TRUE

    FALSE

    Score = out of :

David Rhodes
Department of Horticulture & Landscape Architecture
Horticulture Building
625 Agriculture Mall Drive
Purdue University
West Lafayette, IN 47907-2010
Last Update: 8/20/03