100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
PSS 1311 exam 1 questions & answers 2024/2025 $7.99   Add to cart

Exam (elaborations)

PSS 1311 exam 1 questions & answers 2024/2025

 7 views  0 purchase
  • Course
  • PSS 1311
  • Institution
  • PSS 1311

PSS 1311 exam 1 questions & answers 2024/2025 Definition(s) of wine - ANSWERS1. alcoholic beverage made from fermented grapes 2. beverage containing a lot of alcohol (ethanol) 3. fermented beverage-chemical breakdown of a substance by microorganisms, typically involving effervescence and giv...

[Show more]

Preview 2 out of 5  pages

  • August 14, 2024
  • 5
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • PSS 1311
  • PSS 1311
avatar-seller
Bensuda
PSS 1311 exam 1 questions & answers
2024/2025

Definition(s) of wine - ANSWERS1. alcoholic beverage made from fermented grapes

2. beverage containing a lot of alcohol (ethanol)

3. fermented beverage-chemical breakdown of a substance by microorganisms, typically involving
effervescence and giving off of heat

4. Ancestral definition- grapes from vines. that's where ""wine" derives from



Compounds found in wine - ANSWERSMainly water, sugar, ethanol



Principles of Feremintation - ANSWERSGlucose turned into a mixture of ethanol and CO2 by a YEAST
(<<most important in fermentation)



What is the main compound in wine making? - ANSWERSSugar



Organic Acids and its importance in wine - ANSWERS-Provides pH and flavor/taste

Tartaric Acid-most abundant, strongest

Malic Acid- apple acid, converted in lactic acid



Wine as biblical - ANSWERS-sign of sacrifice

-association with blood



Wine as Health - ANSWERS1500 BC

-sterile for wounds

-prescription/anti inflammatory



When and Where was wine created? - ANSWERS-around 5000 BC

, -Iran (Zagros Mt)



Biological Markers of wine - ANSWERS-Syringic Acid

-Tartaric Acid

-Pine resin



Wine evolution and fall of wine in the Roman Empire - ANSWERSbefore

-storage still in amphora and made roughly

-became a connoisseur product

after

-power of religion increased, so the wine consumption and production did as well

- new vineyards built (Burgundy) -use of wood for storage



What was discovered between 15th-18th centuries - ANSWERS-distillation process

-fortified winemakig

-sparkling winemaking (glass bottle)

-wine drinking universalized



What did Pasteur contribute to wine? - ANSWERS-fermentation was due to living organisms

-discovered how to stop bacterial contamination



Crisis in wine making - ANSWERS-Phylloxera-World Wars- Depression-Frauds

-20th century allowed for grafting, rationalized planting and a selection of the best grape varieties



Grapevine - ANSWERSknow the different parts of the grapevine



Psychological function of the grapevine - ANSWERSPhotosynthesis

Translocation

Respiration

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller Bensuda. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $7.99. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

83637 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$7.99
  • (0)
  Add to cart