There are 25 species of coffee. Arabica and Robusto are the two main beans used commercially. Columbia and Brazil are the two biggest suppliers of beans worldwide.
HERB
Ethiopian coffee is the original coffee. The birthplace of coffee is ethiopia and that is what makes it different from other types of coffee available on the market today.
No
Coffee Republic's website is very confusing and does not offer a menu telling you how many different types of coffee they offer. It appears they have a wide variety however, the website is still incomplete.
Botanically they are the same but the coffee trade regards coffee beans as 2 types - arabica and robusta
soda, water, coffee, tea etc.
Wikipedia.com has an entry about many different types of Arabic coffee. There's even an Arabic Coffee Company that you can find at arabiccoffeeco.com.
A barista can make different types of coffee, coffee based drinks and espresso. They can grind beans, prepare coffee and sample the brewed beverages for quality control.
Absolutely not. Coffee drinkers and Tea drinkers are two completely different types of people.
They usually don't. Although there are many different recipes which have coffee inside, it usually keep just coffee aroma, not the taste. But in most cases, name coffee cake is used for different types of cakes you can eat while you drink coffee.
Kona coffee is special because it is harvested in a different manner than other types of coffee. The flowers that bloom on the coffee tree are individually picked by hand to be made into coffee. The trees are found in Hawaii.
There appears to be a large variety of different types of coffee brewers. This site I've linked below has 201 different models. http://www.foodservicewarehouse.com/kitchen/commercial-coffee-makers/c16773.aspx