10 Alphabet Questions – U Which landlocked country in East Africa is bordered to the east by Kenya, and to the north by South Sudan? The natural hybridization of a tangerine or orange with a grapefruit, a tangelo is also known by what name? What is the member of the lute family of instruments of Portuguese origin that was popularized in Hawaii? Most of what rays contained in sunlight are filtered by the ozone layer? The royal coat of arms of the United Kingdom features two animals, a lion and a what? In computing, what does the U in URL stand for? What mountain range runs approximately from north to south through western Russia, to northwestern Kazakhstan? What is the constellation in the northern sky, who's Latin name means "greater she-bear"? What hollow muscular organ is located in the female pelvis between the bladder and rectum? The teardrop-shaped piece of soft tissue that hangs down the back of your throat is called the? Time's up