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VGS PUBLICATION-BRILLIANT-BIO GEOCHEMICAL CYCLES-EXERCISE
- What is global warming? What are its effects?
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- Explain carbon cycle in nature with diagram.
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- Describe the oxygen cycle.
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- The flow of nutrients from living or-ganisms to environment and from e...
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- The percentage of salt water on earth is
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- The human body is composed of about how much water?
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- These form integral part of basic organic compounds of life.
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- The element that is abundantly present in atmosphere is
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- The free living bacteria that fixes nitrogen is
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- Nitrogen makes its way back into the atmosphere through a process call...
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- The excessive amount of nitrates and other nitrogenous compounds when ...
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- It is reponsible for maintaining the earth as green-house with tempera...
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- The main reservoirs of carbon are -
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- Excessive amount of carbon dioxide and other green house gases has bee...
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- These are poisoned by elemental oxygen
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- Decomposition of organic waste requires
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- The layer extends from the earth’s surface up to about 10 kilometers i...
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- The number of oxygen atoms present in a molecule of ozone is-
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- Ozone layer absorbs these radiations of sun
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- These are responsible for destruction of ozone layer
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