No living creature can survive without water.Water is part of body compositionwater is important for power plants coolingwater is important for plants survivalwater is important for animals that human feed on its meatwater is important for transport, recreation, and swimming beaches.
The skeleton system is important to the human body because it keeps the human body upright and protects the body's internal organs against injuries.
The most important part of your body in swimming would have to be your legs. In swimming you use your legs a lot and I am a swimmer and I do a lot of drills only using your feet or using a kickboard. So it would be your legs.
Swimming is usually the best way of using most muscles in the human body.
Oxygen is important to human body because it aid in breathing
Oxygen is important to human body because it aid in breathing
The human body needs nitrogen for the proper digestion of food and growth. Nitrogen is extremely important in the development of the human fetus.
There is oxygen in the body which is lighter than water thus the body rising up to the surface of the water
blood
heart
Oxygen plays a massive role in the human body. Oxygen is responsible for delivering nutrients to the cells in the human body.
Respiration