Topic Details (Notes format)

Which is the second-longest river in Africa after the Nile?

Who discovered microtubules?

Which element has the chemical symbol "I"?

Which element has the chemical symbol "Pb"?

Which US national park is famous for Old Faithful geyser?

Which country is credited with starting the tradition of the Olympic Games in ancient times?

Which element has the chemical symbol "Te"?

Which element has the chemical symbol "Ca"?

Who discovered continental drift?

Which part of the human eye controls the amount of light entering?