Transcription of NATURAL ESOURCES © NCERTnot to be republished
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NATURAL ESOURCES © NCERTnot to be republished
C hapter 14. NATURAL RESOURCES. Our planet, earth is the only one on which dioxide constitutes up to 95-97% of the d life, as we know it, exists. Life on earth is atmosphere on Venus and Mars. dependent on many factors. Most life-forms Eukaryotic cells and many prokaryotic he we know need an ambient temperature, cells, discussed in Chapter 5, need oxygen to water, and food. The resources available on break down glucose molecules and get energy the earth and the energy from the Sun are for their activities. This results in the necessary to meet the basic requirements of production of carbon dioxide. Another process all life-forms on the earth . which results in the consumption of oxygen is What are these resources on the earth ? and the concomitant production of carbon dioxide is combustion. This includes not just These are the land, the water and the air.
The resources available on the Earth and the energy from the Sun are necessary to meet the basic requirements of all life-forms on the Earth. What are these resources on the Earth? These are the land, the water and the air. The outer crust of the Earth is called the lithosphere. Water covers 75% of the Earth’s
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