Viticulture 2022 EXAM
Implanting a cutting from one plant into another so the two grow together as a single plant Correct
Answer: Grafting
Reproducing a plant through cuttings of a single parent vine. Correct Answer: Cloning
The point during maturation when clusters of fertilized flowers start to become bunches of grapes.
Correct Answer: Berry Set
The point during maturation when grapes start to soften and enlarge and red grapes begin to take on
color. Correct Answer: Veraison
The process by which sugar is broken down and converted into biological energy. Correct Answer:
Respiration
The process by which sunlight is converted into sugar. Correct Answer: Photosynthesis
Place the following in order of occurrence:
Berry Set, Bud Break, Dormancy, Flowering, Harvest, Veraison Correct Answer: Bud break, Flowering,
Berry set, veraison, Harvest, Dormancy
Define Terroir Correct Answer: The confluence of natural influences on grapes growing in a particular
vineyard.
List seven constituents that delineate the terroir of a vineyard. Correct Answer: Weather, Climate,
Temperature, Fog, Precipitation, Humidity and Wind.
Name three things that may cause grapevine diseases. Correct Answer: fungi, bacteria, viruses
Name two of the most damaging fungal diseases are ___ and ___, also know as oidium, and _____.
Correct Answer: powdery. downy. peronospera
One fungal disease can at times be beneficial. In this form, it helps to create outstanding ______ wines
and is known as noble rot or _____. Correct Answer: dessert, botrytis
Name the root louse that nearly destroyed the wine industry in the 18000's. Correct Answer: Phylloxera
What method is used to minimize the damage caused by phyllloxera? Correct Answer: Graftin non-
vinifera rootstock to vinifera vines.
Which of the following sets are all major vine nutrients?
Phosphorus, Iron and Copper
, Potassium, Zinc and Copper
Nitrogen, Phosphorus and Potassium
Manganese, Iron, and Zinc Correct Answer: Nitrogen, Phosphorus and Potassium
In a vineyard, the chemical composition of the soil is usually considered more important than the
physical structure.
True
False Correct Answer: False
Vine branches begin their existence as:
Canes
Trellises
Roots
Canopies Correct Answer: Canes
A trellis system
Is designed to maximize sunlight exposure to the leaves and grapes
Is designed to promote beneficial air circulation among the vines
May protect vines and their grapes from low-lying cold air
All of the above Correct Answer: All of the above
Which of the following statements is true?
A Guyot trellis system is cane pruned
A Cordon system is usually cane pruned
A Guyot system is spur pruned
Bush vines use round wire trellis systems Correct Answer: A Guyot trellis system is cane pruned
The term Vitis vinifera refers to:
All grapes grafted onto Native American rootstock
American grape species that often result in wines that taste "foxy"
Implanting a cutting from one plant into another so the two grow together as a single plant Correct
Answer: Grafting
Reproducing a plant through cuttings of a single parent vine. Correct Answer: Cloning
The point during maturation when clusters of fertilized flowers start to become bunches of grapes.
Correct Answer: Berry Set
The point during maturation when grapes start to soften and enlarge and red grapes begin to take on
color. Correct Answer: Veraison
The process by which sugar is broken down and converted into biological energy. Correct Answer:
Respiration
The process by which sunlight is converted into sugar. Correct Answer: Photosynthesis
Place the following in order of occurrence:
Berry Set, Bud Break, Dormancy, Flowering, Harvest, Veraison Correct Answer: Bud break, Flowering,
Berry set, veraison, Harvest, Dormancy
Define Terroir Correct Answer: The confluence of natural influences on grapes growing in a particular
vineyard.
List seven constituents that delineate the terroir of a vineyard. Correct Answer: Weather, Climate,
Temperature, Fog, Precipitation, Humidity and Wind.
Name three things that may cause grapevine diseases. Correct Answer: fungi, bacteria, viruses
Name two of the most damaging fungal diseases are ___ and ___, also know as oidium, and _____.
Correct Answer: powdery. downy. peronospera
One fungal disease can at times be beneficial. In this form, it helps to create outstanding ______ wines
and is known as noble rot or _____. Correct Answer: dessert, botrytis
Name the root louse that nearly destroyed the wine industry in the 18000's. Correct Answer: Phylloxera
What method is used to minimize the damage caused by phyllloxera? Correct Answer: Graftin non-
vinifera rootstock to vinifera vines.
Which of the following sets are all major vine nutrients?
Phosphorus, Iron and Copper
, Potassium, Zinc and Copper
Nitrogen, Phosphorus and Potassium
Manganese, Iron, and Zinc Correct Answer: Nitrogen, Phosphorus and Potassium
In a vineyard, the chemical composition of the soil is usually considered more important than the
physical structure.
True
False Correct Answer: False
Vine branches begin their existence as:
Canes
Trellises
Roots
Canopies Correct Answer: Canes
A trellis system
Is designed to maximize sunlight exposure to the leaves and grapes
Is designed to promote beneficial air circulation among the vines
May protect vines and their grapes from low-lying cold air
All of the above Correct Answer: All of the above
Which of the following statements is true?
A Guyot trellis system is cane pruned
A Cordon system is usually cane pruned
A Guyot system is spur pruned
Bush vines use round wire trellis systems Correct Answer: A Guyot trellis system is cane pruned
The term Vitis vinifera refers to:
All grapes grafted onto Native American rootstock
American grape species that often result in wines that taste "foxy"
