Gas Exchange Is More Difficult for Aquatic Animals with Gills

question 76

Multiple Choice

Gas exchange is more difficult for aquatic animals with gills than for terrestrial animals with lungs because

• A) water is less dense than air.
• B) water contains much less O₂ than air per unit volume.
• C) gills have less surface area than lungs.
• D) gills allow only unidirectional transport.
• E) gills allow water to flow in one direction.

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Definitions:

Group Dynamics

The study of behaviors and psychological processes occurring within a social group or between social groups.

Quality Circle

A group of workers who voluntarily meet regularly to discuss and suggest solutions to work-related problems, aiming to improve quality, efficiency, and the work environment.

Formal Groups

Structured groups created with specific objectives and defined roles within an organization.

Emergent Groups

Groups that form spontaneously based on common interests, needs, or goals, often arising in response to specific events or circumstances.