Alsace-Lorraine was annexed by Germany as a result of which 1870-71 war?

What is the alphanumeric name of the most popular of three audio encoding layers in an MPEG standard released in 1993? Which author, already a successful poet, began his career as a novelist in 1814 with a tale of the Highlands? Which German-born biochemist discovered the citric acid cycle of metabolism and energy production? Al Gore's 1992 book on the environment was titled "___ in the Balance"? Which word names both a magazine founded in 1923 and something said to be "of the essence"? German actor Gert Frobe played the title villain in which 1964 James Bond film? Which word for a freestyle skiing event also names a Muslim dynasty that ruled much of India until 1857? Writers know which word, also a verb, as a quantity of 500 sheets of paper?