1What are the main fields of science? Write them.
2What is biology? What do biologists study?
3Explain the difference between physics and chemistry.
4What is an interdisciplinary field? Write with any two examples.
5Write the contributions of Sir Isaac Newton, John Dalton and Dmitri Mendeleev to science.
6What change has Dr. Sanduk Ruit's invention brought to people's lives?
7Write two important achievements each of biology, physics and chemistry.