Study Guide - Viticulture and Vinification - Intermediate

Question 1

Which of the following compounds is a byproduct of malolactic fermentation and lends a buttery aroma to wines?

Answer 1

1. Acetayldehyde
2. Linalool
3. Ethyl Acetate
4. Diacetyl (Your Answer)(Correct)
5. Mercaptans

Question 2

Which of the following systems is NOT an example of spur pruning and cordon training?

Answer 2

1. Geneva system
2. Lyre system
3. Cordon de Royat (Your Answer)(Incorrect)
4. Double Guyot system***

Question 3

Order the following barrel making stages from beginning to end (1 = earliest, 3 = latest).

1. Shaping
2. Warming
3. Toasting

Answer 3

1. Shaping = 2
2. Warming = 1
3. Toasting = 3

Question 4

_____ is the father of biodynamics

Answer 4

Rudolf Steiner

Question 5

Weeping of vines will occur when the air reaches what average temperature?

Answer 5

1. 50°F (Your Answer)(Correct)
2. 55°F
3. C. 60°F
4. D. 65°F

Question 6

In which stage of the vine lifecycle would hail be MOST destructive?

Answer 6

1. Dormancy
2. Flowering (Your Answer)(Correct)
3. Véraison
4. Weeping

Question 7

_____ is the French term for racking.

Answer 7

soutirage(Your Answer)

Question 8

Which of the following vine diseases is typically spread by soil nematodes?

Answer 8

1. Leafroll Virus
2. Fanleaf Degeneration (Your Answer)(Correct)
3. Eutypa Dieback
4. Crown Gall
5. Pierce’s Disease

Question 9

Reverse Osmosis is banned in EU countries. TF

Answer 9

1. True
2. False***

Question 10

Region V is the coolest region according to the California Heat Summation Index. TF

Answer 10

1. True
2. False***