WSET Level 3 - Study Guide Questions and Answers 100% Pass

WSET Level 3 - Study Guide Questions and Answers 100% Pass Which grape is allowed to constitute 30% of the blend in a red wine from Provence? Cabernet Sauvignon Where does the AC of Corbieres belong? Languedoc Where, in Bordeaux, would you find premium quality dry white wines fermented and matured in oak barrels producing a rich, nutty flavor? Pessac-Leognan In Bordeaux, what is Sauvignon Blanc blended with? What does it add to the blend? Blended with Semillon because it adds distinctive herbaceous (grassy) aromas and high acidity to counterbalance flabbiness of Semillon. How many different species of grapevine are there? 60 What are the 4 most important grapevine species used in modern viticulture? Vitis vinifera, Vitis riparia, Vitis rupestris, Vitis berlandieri What is the main Eurasian grapevine species? Vitis Vinifera How long has Vitis Vinifera been used in winemaking? Several thousand years How many varieties of Vitis Vinifera are there? 5,000-10,000 What are the main North American grapevine species? Vitis riparia, Vitis rupestris, Vitis berlandieri Which North American grapevine variety is used in winemaking? None Why is "pure" Vitis Vinifera an inferior grapevine? It is not resistant to Phylloxera. What techniques can be used to make Vitis Vinifera resistant to Phylloxera? Grafting of rootstock What is a shoot? The new growth a vine produces each year. Where can you find "nodes"? Along the length of each shoot What is contained at each node? A leaf and a flower OR leaf and a tendril Where do buds form? Where leaf stems join the shoot. What are the grapevine's "engine"? The leaves What are leaves responsible for? Explain. Photosynthesis, which is the process by which plants use chlorophyll and energy to convert water and CO2 into sugar glucose and oxygen. What are the three primary uses of the glucose produced in photosynthesis? 1) Combining small glucose molecules into larger carbohydrates creating the building blocks for all structures 2) Energy stored in glucose can be released when needed for other living processes 3) Concentrated in the fruit, to make them attractive to the animals, needed to propagate seeds What are tendrils? Structure vines used to grip a supporting structure What do tendrils do? Once they sense a supporting structure, they wind tightly around it to keep the shoot upright What is the importance of flowers on a grapevine? It is the plant's reproductive organ What type of reproductive organs do flowers on the grapevine contain? Both female and male What are inflorescences? Bunches of flowers What does a flower that is successfully pollinated become? A berry and the inflorescence will be come a bunch of grapes How does pollination of the grapevine happen? Wind or animals What is an embryonic shoot? A bud found between the leaf and shoot Where does a bud mature? Inside their casing during the growing season What does a bud look like at the end of the growing season? A miniature version of all the structures that will become the shoot, leaves, flowers, and tendrils in the following year What is one year old wood? When is it formed? Shoots that have turned woody during the winter after they have grown Why is it important to manage the one year old wood? Because vines will normally only produce fruit on shoots that grow from buds that developed the previous year How is one year old wood cared for? Every winter the vine is pruned What is a cane? Long one year old wood containing 8-15 buds What is a spur? Short one year old wood containing 2-3 buds What is permanent wood? Wood which is more than 1 year old How is the amount of permanent wood restricted in the vineyard? Pruning What is permanent wood made up of? Trunk and