The 'Laws of Motion' were discovered by

Radioactive waves were discovered by:

The Scientist who first discovered that the earth revolves round the sun was

The cause of Malaria was discovered by:

Which of the following metals was first discovered by man:

Radiation was discovered by:

How many species of living things are discovered up to date?

Which of the following is the name of the smallest part of the matter discovered by the scientists?

DNA was discovered by

Who discovered that plants have life?