Which of the Following Is a Major Source of Nitrogen

question 94

Multiple Choice

Which of the following is a major source of nitrogen in the atmosphere?

• A) meteorite collisions
• B) photosynthesis
• C) the breakdown of ozone
• D) decay of plants
• E) chlorofluorocarbons

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Definitions:

Beats Per Minute

A unit of measure indicating the number of heartbeats in one minute, often used to monitor heart rate or tempo in music.

Pulse Volume

A measure of the blood flow in an extremity, often used to assess circulation and the health of the vascular system.

Strain Gauge

A device used to measure the amount of deformation or strain in an object when a force is applied.

Balance Beam

A gymnastics apparatus used especially by women gymnasts, consisting of a narrow beam on which athletes perform exercises requiring balance.