Write and explain about oxygen cycle.

1.	Write and explain about oxygen cycle.
Answer» <html><body><p></p>Solution : Oxygen is the <a href="https://interviewquestions.tuteehub.com/tag/main-552371" style="font-weight:bold;" target="_blank" title="Click to know more about MAIN">MAIN</a> by-product of <a href="https://interviewquestions.tuteehub.com/tag/photosynthesis-18681" style="font-weight:bold;" target="_blank" title="Click to know more about PHOTOSYNTHESIS">PHOTOSYNTHESIS</a>. It is involved in the oxidation of carbohydrates with the release of energy, carbon dioxide and water. The cycling of oxygen is a highly complex process. Oxygen occurs in a <a href="https://interviewquestions.tuteehub.com/tag/number-582134" style="font-weight:bold;" target="_blank" title="Click to know more about NUMBER">NUMBER</a> of chemical forms and combinations. It combines with nitrogen to form nitrates and with many other minerals and elements to form various oxides such as the iron oxide, aluminium oxide and <a href="https://interviewquestions.tuteehub.com/tag/others-588141" style="font-weight:bold;" target="_blank" title="Click to know more about OTHERS">OTHERS</a>. Much of oxygen is produced from the decomposition of water molecules by sunlight during photosynthesis and is released in the atmosphere through transpiration and respiration processes of plants.</body></html>

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