Aquatic Ecosystems Typically Have ____ Trophic Levels, While Terrestrial Ecosystems

question 45

Multiple Choice

Aquatic ecosystems typically have ____ trophic levels, while terrestrial ecosystems typically have _____ trophic levels.

• A) two; three
• B) four; five
• C) three or four; six
• D) five; three or four

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Definitions:

Minute Ventilation

The total volume of air entering and leaving the lungs per minute.

Alveolar Ventilation

The exchange of gas between the lungs and the external environment, specifically the movement of air into and out of the alveoli.

Respiratory Rate

The number of breaths a person takes per minute; a vital sign that reflects breathing rate and is an indicator of a person's respiratory health.

Minute Ventilation

The volume of air breathed in or out of the lungs in one minute, important for respiratory function assessment.