Passive and active - processes - winemaking

Quiz

The sententences below make up a complete description of the wine-making process. Decide whether the active or passive form is better for each one.

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After the harvest, ______________________ for primary fermentation.
1. the grapes are taken to a winery
2. the vineyard workers take the grapes to a winery
where they
1. are pressed
2. press the grapes
and in the case of white wine,
1. the skins are discarded.
2. they discard the skins.
In the case of red wine, _______________in the fermentation process.
1. the skins are used
2. they use the skins
To start primary fermentation, ____________________to the pulp
1. yeast may either be added
2. they may either add yeast
or it may _____________________ naturally on the skins of the grapes.
1. occurr
2. be occurred
_______________________________ during the process.
1. The yeast converts most of the sugars in the grape juice into alcohol and carbon dioxide
2. The sugars in the grape joice are converted into alcohol and carbone dioxide by the yeast
When this process is complete,
1. the wine is pumped off into tanks.
2. the winery workers pump the wine into tanks,
__________________ warm at this stage
1. It has to be kept
2. They have to keep it
while ___________________________________.
1. the remaining sugars are converted into alcohol and carbon dioxide
2. the yeast converts the remaining sugars into alcohol and carbon dioxide.
The secondary fermentation stage is a bacterial fermentation process which
1. converts malic acid to lactic acid.
2. malic acid is converted into lactic acid.
1. This decreases the acid in the wine and softens the taste.
2. The acid in the wine is decreased and the taste is softened.
The time from harvest to drinking ___________________from a few months for Beaujolais nouveau wines, to over twenty years
1. can vary
2. can be varied
for those that ___________________ as vintage wine.
1. will be sold
2. the vineyard will sell
However, only about 10% of all red and 5% of white wine _________________ better after five years than after just one year.
1. tastes
2. is tasted