FREE WSET Wine Production Test 1

Question 1

What is weather?

Accepted Answer

Changes over a period of time (Day to day, hour to hour)

Answer

Represents the average weather over a long period of time

Answer

Areas of high pressure

Answer

Areas of low pressure

Question 2

What is climate?

Accepted Answer

Represents the average weather over a long period of time

Answer

Changes over a period of time

Answer

Areas of high pressure

Answer

Areas of low pressure

Question 3

What are anticyclones?

Accepted Answer

Areas of high pressure; sinking; in the N hemisphere air rotates clockwise

Answer

Areas of low pressure; rising air; in the N. Hemisphere air rotates anti-clockwise

Answer

Cloudy weather, rain, and wind

Answer

Central element in light-activated processes

Question 4

What is the role of sunlight?

Accepted Answer

To activate and maintain the photosynthesis process

Answer

To provide water for the plant

Answer

To cool down the plant during hot weather

Answer

To increase soil fertility

Question 5

How can you decrease solar radiation and thus berry temperature?

Accepted Answer

Shade the berries with leaves

Answer

Increase irrigation

Answer

Use fertilizers

Answer

Prune the vines heavily

Question 6

True or False: Sunlight has an inhibitory effect on the development of diseases.

Accepted Answer

TRUE

Answer

FALSE

Question 7

Winter temperatures below ___________ cause severe injuries, ranging from damaged winter buds to grapevine mortality.

Accepted Answer

-15 to -20 ˚C

Answer

-5 to -10 ˚C

Answer

-10 to -15 ˚C

Answer

-20 to -25 ˚C

Question 8

In spring, at onset of vegetative growth, the vine is sensitive to temperatures below ____________.

Accepted Answer

0 ˚C, especially <-2.5˚C

Answer

5 ˚C

Answer

10 ˚C

Answer

15 ˚C

Question 9

At what temperature do grapes become affected by extreme heat?

Accepted Answer

> 35 ˚C

Answer

> 25 ˚C

Answer

> 30 ˚C

Answer

> 40 ˚C

Question 10

What are the effects of spring frost?

Accepted Answer

Can cause mortality of primary buds or young shoots, delays vegetative growth, reduces yield, and affects current year and next year

Answer

Increases grape yield

Answer

Enhances vine growth

Answer

No significant effect