music: 60's Chart Toppers: Name The Artist: Someday We'll Be Together?

Questions

What lose their color if they are kept in dim light or are placed in a body of running water, such as a stream?

What makes a doughnut a doughnut?

What nation is the world's largest producer of tobacco?

What organization fought ecological battles from its flagship, Rainbow Warrior?

What relation was Genghis Khan to Kublai Khan?