Nitrogen Is the Most Abundant Element in the Atmosphere, and a Crucial

question 115

Multiple Choice

Nitrogen is the most abundant element in the atmosphere, and a crucial component of proteins, vitamins, and nucleic acids. However, plants and other producers cannot use nitrogen in its natural form (N2) . Nitrogen has to undergo a process called nitrogen fixation. What does this process involve?

• A) Ammonia is converted to nitrate.
• B) It is the synthesis of ammonia from nitrogen gas by certain bacteria.
• C) Nitrate is converted to ammonia.
• D) Nitrogen is accumulated in dead organic matter.
• E) It is undertaken by denitrifying bacteria.

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Definitions:

Consumer Surplus

The gap between the amount consumers are prepared to spend on a good or service and the actual price they pay, signifying consumers' advantage.

Refrigerator

An appliance used to keep food and drinks cool and preserved by maintaining a temperature below the ambient level.

Price Sensitivity

The degree to which the demand for a product or service is affected by changes in its price, illustrating consumer response to price adjustments.