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What could the nitrogen cycle not exist without?
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The krebs cycle is also known as the calvin cycle pyruvic acid cycle carbon - oxygen cycle citric acid cycle
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Brass gets discoloured in air because of the presence of which of the following gases in air? a. oxygen b. hydrogen sulphide c. carbon dioxide d. nitrogen
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Read the following statements that describe how information flows in the nervous system. what is the correct order in which they occur? 1) response is carried to glands or muscles. 2) information is gathered. 3) information is processed and a response is formed.
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What could the nitrogen cycle not exist without?...
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