11. The crystal-like material sometimes found in wine bottles is

A. residual diatomaceous earth
B. tannin
C. prevented by cold stabilizing
D. caused by excessive malic acid

12. Lagers are the beer in which fermentation is carried out using

A. top yeast
B. bottom yeast
C. either of these
D. middle yeast

13. Sake is

A. rice beer or wine of India
B. wheat beer or wine
C. barley beer or wine
D. rice beer or wine of Japan

14. Volatile acidity is

A. also known as total acidity
B. produced by acetobacter
C. produced by Brettanomyces
D. known for producing a mousy or barnyard aroma

15. Grist is

A. coarse powder obtained after milling of malted barley
B. an aqueous extract of malt
C. malted barley
D. coagulated protein obtained during boiling