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NCERT TELUGU-BIO-GIO-CHEMICAL CYCLE-EXERCISE
- How much water is present on earth and in which forms?
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- How does carbon fixation occur in biological form?
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- What is greenhouse effect ? And how is it caused ?
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- What is global warming? What are its effects?
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- What happens if there is no evolution?
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- What is Biochemical Oxygen Demand (BOD) ?
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- What are the causes of ozone depletion? How is it depleted?
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- What are biogeochemical cycles?
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- What is water cycle?
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- The cycles that involve the flow of nutrients on earth from environmen...
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- Biogeochemical pathways determine the path of transfer of on earth.
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- Biogeochemical cycle includes pathways.
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- is a universal solvent.
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- % of all the water on the earth is in the oceans.
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- % of all the water on the earth is fresh water.
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- 2% of this fresh water of the total water is permanently frozen in an...
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- Only about of water on earth is in the rivers and lakes.
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- The human body is composed of % of water.
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- Water is important because -
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- element is the building block of proteins and amino acids.
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