Essay on Value of Oxygen and Water in Life/Earth
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Answer:
Oxygen is one of the main gases present in the Earth's atmosphere. 21% of the air present in our ecosystem is oxygen. The process of respiration requires oxygen by humans and animals. Plants also decrease oxygen during the night.
During the daytime, the trees and plants breathe carbon dioxide and take fresh oxygen. It maintains the supply of oxygen in the air. Oxygen is important for the functioning of the human body. It works as a fuel for the body and keeps it energized. Oxygen is also used for various industrial purposes and recreational activities.
Water is also needed for the existence of living creatures on earth. It is mainly used for the purpose of drinking and it is important for the health of humans, animals and plants. It helps to remove the waste from the body. It requires this for proper functioning of brain cells. It is helpful in digestion and regulates body temperature. It is used for many other purposes, including cleaning, washing and sanitation. It is also used for agricultural and industrial purposes.
Interestingly, while oxygen and water make life possible on earth. These could be very dangerous. Excess of oxygen can lead to loss of vision, muscle turbulence and cough. Similarly, consuming more water than the required amount can affect the kidney. This can also be the cause of hyponlinemia, in a situation where the level of salt and sodium in the body actually decreases.
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ESSAY ON VALUE OF OXYGEN
