WSET DIPLOMA D1 FINAL PAPER TEST
BANK EXAM Q&A 2026 100% CORRECT.
⫸ Majority of global grape varieties belong to what species. Answer:
Vitis Vinifera
⫸ Vitis Vinifera is indigenous to where. Answer: Eurasia
⫸ What grape varietal species is indigenous to Eurasia. Answer:
Vitis Vinifera
⫸ Where are North American grape species used for production?.
Answer: New York state
⫸ What is the main function of N. American grape species globally?.
Answer: Rootstocks for grafting vitis vinifera onto
⫸ What are the most important N. American grape species (4)?.
Answer: Vitis Labrusca
Vitis Riparia
Vitis Berlandieri
Vitis Rupestris
⫸ Anatomy of the Vine (4). Answer: Main shoots
One-year-old wood
,Permanent wood
Roots
⫸ What are the major structures of the main shoots. Answer: Stem
bud
leaves
lateral shoots
tendrils
Inflorescences / grape bunches
⫸ What does the canopy refer to?. Answer: Main shoots and their
major structures
⫸ Where do main shoots grow from?. Answer: Buds retain from
prior year
⫸ What does the stem do for its structures (3)?. Answer: Structure
components attach to
Transports water and solutes to/from structures
Store of carbohydrates
⫸ What are in the solutes in stems?. Answer: Sugars and minerals
⫸ What are nodes on a stem?. Answer: Swellings where structures
are attached
, ⫸ What are internodes?. Answer: Length of stem between nodes
⫸ What does lignify mean?. Answer: Green shoots become woody,
rigid, and turn brown
⫸ What is a cane?. Answer: A lignified shoot
⫸ What are the two types of buds?. Answer: Compound/latent
Prompt
⫸ What does a bud contain?. Answer: All the green parts; stem,
buds, tendrils, leaves, inforescences
⫸ What is another name for compound buds. Answer: Latent buds
⫸ When do compound buds form and break open?. Answer: Form in
year 1 and break open in year 2 (if retained)
⫸ What do compound buds produce?. Answer: Main shoots in the
following growing season
⫸ What types of buds are contained within a compound bud?.
Answer: Primary bud (main growing point)
Secondary buds
BANK EXAM Q&A 2026 100% CORRECT.
⫸ Majority of global grape varieties belong to what species. Answer:
Vitis Vinifera
⫸ Vitis Vinifera is indigenous to where. Answer: Eurasia
⫸ What grape varietal species is indigenous to Eurasia. Answer:
Vitis Vinifera
⫸ Where are North American grape species used for production?.
Answer: New York state
⫸ What is the main function of N. American grape species globally?.
Answer: Rootstocks for grafting vitis vinifera onto
⫸ What are the most important N. American grape species (4)?.
Answer: Vitis Labrusca
Vitis Riparia
Vitis Berlandieri
Vitis Rupestris
⫸ Anatomy of the Vine (4). Answer: Main shoots
One-year-old wood
,Permanent wood
Roots
⫸ What are the major structures of the main shoots. Answer: Stem
bud
leaves
lateral shoots
tendrils
Inflorescences / grape bunches
⫸ What does the canopy refer to?. Answer: Main shoots and their
major structures
⫸ Where do main shoots grow from?. Answer: Buds retain from
prior year
⫸ What does the stem do for its structures (3)?. Answer: Structure
components attach to
Transports water and solutes to/from structures
Store of carbohydrates
⫸ What are in the solutes in stems?. Answer: Sugars and minerals
⫸ What are nodes on a stem?. Answer: Swellings where structures
are attached
, ⫸ What are internodes?. Answer: Length of stem between nodes
⫸ What does lignify mean?. Answer: Green shoots become woody,
rigid, and turn brown
⫸ What is a cane?. Answer: A lignified shoot
⫸ What are the two types of buds?. Answer: Compound/latent
Prompt
⫸ What does a bud contain?. Answer: All the green parts; stem,
buds, tendrils, leaves, inforescences
⫸ What is another name for compound buds. Answer: Latent buds
⫸ When do compound buds form and break open?. Answer: Form in
year 1 and break open in year 2 (if retained)
⫸ What do compound buds produce?. Answer: Main shoots in the
following growing season
⫸ What types of buds are contained within a compound bud?.
Answer: Primary bud (main growing point)
Secondary buds
