The Partial Pressure of Oxygen in the Atmosphere Is 0

question 41

Multiple Choice

The partial pressure of oxygen in the atmosphere is 0.21 bar and that of nitrogen 0.78.Which of the following partial pressure levels would you expect to find in the pores of a moderately well-drained soil?

• A)0.21 (oxygen)
• B)0.80 (nitrogen)
• C)0.30 (oxygen)
• D)0.50 (nitrogen)
• E)0.15 (oxygen)

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Definitions:

Preventive Maintenance

Routine inspection and maintenance of equipment and machinery to prevent sudden failures and ensure efficient operation.

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The probability that an entire system or network will function as intended for a specific period under given conditions.

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Measures of the probability that a system or component will perform its required function for a specified period under stated conditions.

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