Quiz of the Day
International Beer Day
Sunday, 2 August 2026
Raise a glass to one of humanity's oldest beverages — from ancient Sumeria to craft breweries, beer has shaped civilizations
1. Which ancient civilization is credited with brewing the first known beer?
- Romans
- Sumerians
- Egyptians
- Babylonians
The world's oldest known beer recipe is a 4,000-year-old Sumerian poem called the 'Hymn to Ninkasi,' the goddess of brewing. Ancient Sumerians paid workers partly in beer rations, and it was considered a gift from the gods — not just a drink.
2. What are the four primary ingredients in traditional beer?
- Water, malted barley, hops, yeast
- Water, corn, barley, enzymes
- Water, wheat, sugar, yeast
- Water, grain, fruit, bacteria
Hops, which give beer its bitter flavor and aroma, were only standardized as an ingredient around the 9th century AD. Before hops, medieval brewers used a blend of herbs called 'gruit' — including bog myrtle, yarrow, and wild rosemary — that could produce mildly psychoactive effects.
3. Which country consumes the most beer per capita?
- Germany
- Ireland
- United States
- Czech Republic
The Czech Republic has topped global per-capita beer consumption charts for decades, averaging over 180 liters per person per year. Czech lager, particularly Pilsner Urquell from the city of Plzeň, is what gave the world the 'lager' style of beer back in 1842.
4. What does 'IPA' stand for in the beer world?
- Indian Pale Ale
- Irish Pale Ale
- Intense Pale Ale
- International Pale Ale
IPAs were developed by British brewers in the 18th and 19th centuries for export to India. Extra hops were added as a natural preservative for the long sea voyage around the Cape of Good Hope. The style that was meant for practicality became one of the world's most popular craft beer varieties.
5. The German 'Reinheitsgebot' beer purity law of 1516 limited beer ingredients to water, barley, and what other ingredient?
- Yeast
- Hops
- Wheat
- Rye
The Reinheitsgebot, Bavaria's famous beer purity law, originally listed only three ingredients: water, barley, and hops. Yeast wasn't mentioned because its role in fermentation wasn't yet understood scientifically — Louis Pasteur wouldn't discover fermentation until 1857. The Reinheitsgebot is one of the world's oldest food safety regulations still in use.
6. Which famous Bavarian beer festival is the largest folk festival in the world?
- Sommerfest
- Cannstatter Volksfest
- Fasching
- Oktoberfest
Munich's Oktoberfest began in 1810 as a celebration of Crown Prince Ludwig's marriage to Princess Therese of Saxony. Today it draws over six million visitors annually and serves nearly 8 million liters of beer. Despite the name, most of the festival actually takes place in September.
7. What is the term for the process of converting grain starches into fermentable sugars by soaking them in water?
- Malting
- Mashing
- Kilning
- Lautering
Malting involves soaking barley in water to trigger germination, then quickly drying the grain in a kiln to stop the process. This activates enzymes that convert starches to sugars. The darkness of the malt — how long it's kilned — determines the color and flavor of the finished beer.
8. Guinness stout originated in which city?
- Cork
- Belfast
- Limerick
- Dublin
Arthur Guinness signed a 9,000-year lease on the St. James's Gate Brewery in Dublin in 1759 at just £45 per year. The lease actually still exists. Guinness is now sold in 150 countries, and the unique nitrogen-infused pour creates its famous cascading creamy head.
9. What is the alcoholic strength measurement scale most commonly used for beer?
- Brix
- ABV
- Proof
- IBU
ABV stands for Alcohol By Volume — the percentage of pure alcohol in a drink. Most standard beers range from 4–6% ABV. The world's strongest beer is 'Snake Venom' by Brewmeister, clocking in at 67.5% ABV — stronger than most whiskeys and achieved through a process called freeze distillation.
10. Which type of beer is fermented at low temperatures with bottom-fermenting yeast?
- Lager
- Stout
- Ale
- Wheat beer
Lager comes from the German word 'lagern,' meaning 'to store.' Lagers are cold-fermented and then stored at near-freezing temperatures for weeks or months to mellow. This cold-storage technique was discovered accidentally in German caves before refrigeration existed, producing a cleaner, crisper beer than room-temperature ales.
11. Which country produces the most beer annually by total volume?
- United States
- Brazil
- Germany
- China
China has been the world's largest beer producer by volume since the early 2000s, producing roughly one-quarter of all beer made globally. The most popular brand, Snow Beer, is likely the world's best-selling beer by volume — yet it's almost entirely unknown outside of China.
12. What does 'IBU' measure in beer?
- Carbonation level
- Alcohol content
- Bitterness
- Color intensity
IBU stands for International Bitterness Units. A light lager might have 5–10 IBUs while an extremely hoppy double IPA can exceed 100 IBUs. Interestingly, at very high IBU levels, human taste buds can no longer differentiate additional bitterness — meaning anything above about 110 IBUs tastes the same to us.
13. In which century did commercial refrigeration make year-round lager brewing possible worldwide?
- 17th century
- 19th century
- 18th century
- 20th century
Carl von Linde's invention of practical mechanical refrigeration in 1876 transformed brewing forever. Before refrigeration, lager brewing was only possible in cold climates or mountain caves. Within decades, the crisp, clean lager style spread globally and now dominates worldwide beer consumption.
14. What is a 'session beer'?
- A limited-edition seasonal beer
- A beer paired with a meal
- A low-alcohol beer meant for extended drinking
- A beer brewed only in one session
The term 'session beer' supposedly originated from British factory workers who, during World War I, were permitted two drinking sessions per day. Beers had to be low enough in alcohol (typically under 4% ABV) that workers could have several pints without becoming too impaired to return to work.
15. Which hops compound gives beer its characteristic bitter taste?
- Beta acids
- Polyphenols
- Alpha acids
- Terpenes
Alpha acids in hops isomerize (chemically transform) during the boiling stage of brewing, producing the characteristic bitter flavor. The amount added and when they're added dramatically changes the beer's taste — hops added early create bitterness while hops added late impart aroma without much bitterness.