Which of the Following Does NOT Provide an Input of Nitrogen

question 1

Multiple Choice

Which of the following does NOT provide an input of nitrogen into ecosystems?

• A)atmospheric deposition
• B)lightning
• C)biological fixation by cyanobacteria
• D)denitrification by soil bacteria

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Definitions:

Four-card Task

A logic puzzle used to examine a person's ability to apply deductive reasoning by determining which cards must be turned over to test a rule.

Beverage

Any type of liquid specifically prepared for human consumption, including drinks such as water, tea, coffee, soda, and alcohol.

Age

A measure of the length of time that an individual or entity has existed; often used in research to understand changes over the lifespan.

Social Contracts

Theoretical agreements within a society that define and limit the rights and duties of its members.