In 1519 ………….discovered Mexico.

Related MCQs

• In the 13th century, ……………..laid the foundations of modern science, by insisting on the experimental method, and discovered the uses of gunpowder and the magnifying lens.
• In 1856, ……………discovered a process by which impurities could be removed from iron. This purified refined iron came to be known as ’steel’, which helped in making more accurate tools, implements, weapons and machines.