World Facts and Geography

Iceland is the correct answer - tipping is not customary and can be considered insulting as service charges are typically included. Scotland, Finland, and New Zealand do accept tips.

In Venice, Italy, all gondolas must by law be painted black except those belonging to high government officials. This tradition dates back to the 16th century to prevent ostentatious displays of wealth. The black color represents simplicity and equality.

Coffee cultivation originated in Ethiopia (specifically the Kaffa region) and Yemen, where the plant was first discovered and cultivated. These regions are considered the birthplace of coffee. Sudan, Libya, India, China, Brazil, and Argentina became coffee producers much later.

South America, led by Brazil, is now responsible for over 50% of the world's total coffee production. Brazil alone produces about one-third of global coffee supply. Asia, Europe, and North America are significant consumers rather than major producers.

Coffee cultivation indeed began in Ethiopia, where the coffee plant Coffea arabica is native, and then spread to Yemen. Yemen became an important early center of coffee cultivation and trade in the 15th century. The other options are incorrect as neither Sudan/Libya, India/China, nor Brazil/Argentina were the origin points of coffee cultivation.

India is the world's largest consumer of gold, primarily for jewelry and investment purposes. The cultural significance of gold in Indian weddings and festivals drives massive demand. Brazil, Russia, and the United States consume significantly less.

The Federal Reserve Bank of New York holds the world's largest gold stockpile, approximately 25% of global reserves. It operates as a gold depository for many nations and international organizations. The RBI and Bank of England hold much smaller reserves.

South Africa was historically the world's largest gold producer, especially during the 20th century. The Witwatersrand Basin in South Africa contains the world's largest gold deposits. India, the UK, and Brazil have never been top gold producers.

Antarctica is the only continent where gold is not mined commercially. The Antarctic Treaty System (1991) prohibits all commercial mineral extraction, including gold mining. All other inhabited continents have operating gold mines.

China is indeed the birthplace of tea, with a tea history spanning over 5,000 years. China produces some of the world's finest white teas (like Silver Needle) and green teas (like Dragon Well and Longjing). While India and Japan are major tea producers, China is where tea originated.

India is the world's largest consumer of tea, with tea being the national drink and consumed daily by millions. While China produces the most tea, India consumes more of its own production. The options Japanese, Chinese, and American are incorrect in the context of consumption volume.

All these countries feature birds on their national flags. Dominica has a parrot, Mexico has an eagle, Zambia has an eagle, Kiribati has a frigatebird, Fiji has a dove on its coat of arms, and Egypt has the Eagle of Saladin. The other options (trees, candles, flowers) are not common elements across these specific flags.

Hong Kong operates the world's largest double-decker tram fleet, with these trams serving as both public transportation and a tourist attraction since 1904. The fleet has been in continuous operation for over a century. While other cities like London have double-decker buses, Hong Kong's tram system is specifically unique for its double-decker electric trams.