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HORT 3020 Pome Fruits Quiz

HORT 3020 _______________________________
Pome fruits quiz
(8) 1. Provide the term/name, or indicate which species the following statements correspond
to most closely.
Apple European Pear
a. Inflorescence type (term)
b. Common clonal rootstock
series (name)
c. Usually blooms earlier (%)
d. More economically important (%)
e. Tolerates heavy, poorly drained
soils better (%)
f. More difficult to train (%)
g. Chemical thinning is most
successful (%)
h. Controlled atmosphere (CA) storage
used more often (%)
(3) 2. List the scientific names
a. Apple
b. European Pear
c. Asian pear
(2) 3. List the top 2 cultivars of apple and European pear in the US.
Apple European pear
(3) 4. Draw a single apple or pear flower in longitudinal section, labeling all appendages.
(4) 5. Considering all aspects of their culture, which is the best-suited for use as an edible
landscape tree for the typical homeowner in Athens, GA – apple or European pear ? [Choose
one, and give several points of justification for your choice]HOR 302
Stone fruits quiz, 25 April, 1996 Name _________________
(7) 1. Fill in the following chart, using the words in parentheses when given [0.2 pts per block]
Item Almond Apricot European
Peach Sour
name (epithet
(yes, no,
Major US
(1) 2. Rank the following stone fruits in order of bloom date, from earliest to latest: Peach,
Apricot, Almond, Sweet Cherry
(1) 3. Other than disease, what precludes almond and apricot production in the
southeastern US?
(1) 4. Which is the most taxonomically diverse and has the greatest selection of rootstocks
available of all stone fruits?
Peach Plums Cherries Almond Apricot
(4) 5. Discuss the peach tree short life syndrome, being sure to address the predisposing
factors and the main causes of death.Small fruits quiz – HORT 3020
20 March 2000 ______________________________________________
(10) 1. Give the binomials, families, and fruit types for the following:
½ ¼ ½
Crop Scientific name Family Fruit type
Red raspberry
European grape
Concord grape
Muscadine grape
Black raspberry
Highbush blueberry
Rabbiteye blueberry
(1) 2. You are working in an herbarium, and someone brings in a grape shoot for
identification. You notice non-forked tendrils and rounded, toothed leaves, but unfortunately
there are no fruit. In which subgenus would you place it, Euvitis or Muscadinia?
(1) 3. What are the two main classes of strawberry cultivars?
(1) 4. List a propagation technique unique to brambles.
(1) 5. Southern highbush blueberries have a superior combination of characteristics that
allow production of early season, high cash-value fruit in southern Georgia and Northern
Florida. Match the parent with the trait it donated to southern highbush cultivars when these
hybrids were created.
Trait Parent
_____ Low chill requirement A. Northern Highbush blueberry
_____ Short maturation period B. Rabbiteye and other blueberries
native to south Georgia(1) 6. Someone sets a black raspberry and a blackberry in front of you. They are equal in size
and color. How can you tell the difference?
(2) 7. Spur and cane pruning are used for grapes intended for different purposes, or cultivars
with particular characteristics. Match the type of pruning to the following statements:
Characteristic Pruning method
_____ Cultivars with unfruitful basal buds A. Spur pruned
_____ Cultivars which are very vigorous B. Cane pruned
_____ Wine production; high internal
_____ Table and raisin grape production;
high yield with moderate internal quality
(2) 8. Name the two main cultural systems used for strawberry production.
(1) 9. What soil fertility considerations are unique to blueberries among fruit crops?Nuts quiz – HORT 3020 ____________________________________
10 April 2000
(7) 1. List the scientific names and families:
Crop Scientific name Family
Persian Walnut
Macadamia nut
Chinese Chestnut
(1) 2. Which of the following are monoecious species
a. Pecan, walnut, and pistachio
b. Pecan, walnut, and hazelnut
c. Pecan, walnut, and macadamia nut
d. Cashew, pistachio, and chestnut
(1) 3. In which species does the endocarp naturally split at maturity, saving a laborious and
difficult post harvest procedure?
(6) 4. Define the following terms related to nut crops:
A. protandrous
B. dioecious
C. involucre
D. Catkin
E. Filler tree
F. Functionally dioecious
(0.5) 5. What is a major botanical factor contributing to differences in yield between walnut
(1-3 tons/acre) and pecan (0.5 – 1 ton/acre)?(0.5) 6. Which species has an unusually long period between pollination and fertilization?
(0.5) 7. Which species grows best in summer wet/winter dry tropical lowlands?
(0.5) 8. Which species has unusually low protein and fat content for a nut?
(0.5) 9. Which species grows best at 3000-5000 ft above sea level in the tropics?
(0.5) 10. List the major cultivars of pecan grown in the eastern and western United States:
eastern US _____________ western US _______________
(2) 11. List and give a one-sentence description of the two main theories which explain
the physiological basis for alternate bearing in nut crops, exclusive of the flower bud abortion
phenomenon in pistachio.
2.Tropical Fruits quiz – HORT 3020
1 May 2000 ________________________________________
(9.5) 1. Fill in the table
Crop Scientific name Fruit type Family
(2) 2. Compare the characteristics of a ‘Valencia’ orange grown in Florida vs. California;
Place a “+” sign in the appropriate blank to indicate a higher/greater level of expression.
Florida California
a. Peel color _______ _______
b. Peel thickness _______ _______
c. Sugar/acid ratio _______ _______
d. Juice content _______ _______
(1) 3. Which crop is commonly stimulated to flower using ethylene?
(1) 4. Which crop has non-climacteric fruits that can be stored on the tree for months?
(1) 5. Which crop has a pseudostem which looks like a trunk, but is actually the leaf petioles?
(1) 6. Name the two classes of mango cultivars.(1) 7. Which two genera contain cultivars which exhibit polyembryony?
(1) 8. Which two crops are routinely subjected to post-harvest hot water treatment prior to
export to control the spread of fruit fly?
(1) 9. In which crop has biotechnology been extremely important in overcoming a major
production problem?
(1) 10. Which crop has the highest agricultural chemical inputs (in terms of lbs of chemical per
acre per year) ?
(0.5) 11. Which crop is the largest plant and has the greatest life span of those studied?