Stimulating Beverages (Week 10 Lecture 15)

Question 1

What are stimulating beverages?

Answer 1

Those which contain caffeine, an alkaloid that stimulates the central nervous system

Question 2

What country is the top producer of coffee?

Answer 2

Brazil

Question 3

What family does coffee belong too?

Answer 3

Rubiaceae

Question 4

______ heat gives dark roast while ______ heat gives light roast.

Answer 4

high, low

Question 5

How many species of coffee?

Answer 5

20

Question 6

Arabica as native to ______ and canephora is native to ______.

Answer 6

Ethiopia, West Africa

Question 7

True or False: The best growth of coffee occurs under the shade of forest trees.

Answer 7

true

Question 8

True or False: African tribes crushed the ripe berries, mixed them with animal fat into round balls which they consumed as a staple food.

Answer 8

True

Question 9

Is coffee susceptible to rust?

Answer 9

Yes, plantation in Sri Lanka and East Indies destroyed due to rust fungus

Question 10

In wet method, fermentation process permits the degradation of the ______.

Answer 10

parchment

Question 11

How do artificial flavours appear on coffee?

Answer 11

Sprayed over beans after roasting

Question 12

______ is first withered, rolled, fermented and fired (dried)

______ is not fermented, leaves steamed, rolled and dried

______ is semi-fermented and is greenish brown

Answer 12

Black, green, Oolong

Question 13

How does China tea vary from Assam tea?

Answer 13

China tea - small growing shrub, small narrow serrated and dark green leaves

Assam tea - 10-15M quick growing tree, large horizontal broad light green leaves

Question 14

What 3 things was tea adulterated with?

Answer 14

Twigs from Camellia and other
Theaceae plants.

Wood, pine bark, alien leaves,
sawdust, soot, dyes.

Legitimate additives were
orange, lemon and bergamot.

Question 15

What 3 types of tea are derived from the same bush?

Answer 15

Black, green, and oolong

Question 16

True or False: Oolong tea is for the international market and requires more complex processing than green tea.

Answer 16

False, black tea is for international market

Question 17

What are the 3 steps in creating black tea?

Answer 17

1. withering
2. leaves disrupted by rolling
3. Fermentation oxidation in damp room (1-3 hours) for flavour development and aroma

Question 18

True or False: Green tea accounts for 40% of world tea production; most of this is from Japan.

Answer 18

False, 20%

Question 19

What does theobroma mean in greek?

Answer 19

God Food

Question 20

How is chocolate produced?

Answer 20

fruits contain many seeds (“beans”) that are covered with a sweet pulp, seeds are removed, dried, roasted, and cracked open which frees the nibs (embryo, cotyledons) from the seed coats
– nibs crushed to produce chocolate

Question 21

what are the flowers on the cacao plant called

Answer 21

cauliflory

Question 22

Why did chocolate production decrease in 1800s

Answer 22

fungal disease of the fruit pods

Question 23

What part of the seed does chocolate come from

Answer 23

nibs (cotyledons)

Question 24

True or False: Today, West Africa is the largest producer (85% of the world supply of cacao).

Answer 24

True

Question 25

What are the two plants involved in the production of coca cola?

Answer 25

‘Coca’ - Erythroxylum coca
– shrubby plant of the Eastern Andes

‘Cola’ - Cola nitida
– a woody plant from West Africa

Question 26

Nearly all alcoholic beverages are produced by species of the genus ______.

Answer 26

Saccharomyces

Question 27

True or False: domesticated species S. cerevisiae and S. uuvarum function in anaerobic conditions during fermentation

Answer 27

True

Question 28

What is usually added to wine to kill bacteria?

Answer 28

Sulfur dioxide

Question 29

What are the 5 ingredients used to make beer.

Answer 29

Barley malt, Hops, Yeast, Water