Write E if it explains about something/ someone and C if it classifies
something/ someone. Write your answer on your answer sheet.
1. It shows how things work and why things happen.
2. It is a method of putting things in one group.
3. The nervous system works through a complex network of
neurons. These are the basic functioning cells of the nervous
system and conduct electrical impulses between the central and peripheral nervous system.
4. Blood vessels consists of three types; arteries, veins and
capillaries.
5. Water is very essential to all human beings. We need water in order to survive.