2024 Fall Aquatics Semester Test Review

Front

What are the different forms of carbon found on Earth?

Back

Carbon exists in various forms including graphite, diamond, carbon dioxide (CO2), and organic compounds.

Front

What is Active Sonar?

Back

Active Sonar is a device that generates underwater sound from special transducers and analyzes the returning echoes to gain information of geological, biological, or military importance.

Front

What molecule do fish need to breathe?

Back

Fish need oxygen from the molecule O2.

Front

What is Side-scan sonar used for?

Back

Side-scan sonar is a high-resolution sound-imaging system used for geological investigations, archaeological studies, and the location of sunken ships and airplanes.

Front

What should you do immediately if a laboratory fire erupts?

Back

Notify your instructor.

Front

Define the term 'salinity' in the context of aquatic environments.

Back

Salinity refers to the concentration of salts in water, which can affect the density and buoyancy of aquatic organisms.

Front

What is the significance of temperature moderation in water?

Back

Water's property of moderating temperature changes is crucial for maintaining stable environments for aquatic life.

Front

Explain the concept of 'mixed layer' in oceanography.

Back

The mixed layer is the upper layer of the ocean where temperature and salinity are relatively constant with depth, influenced by wind and waves.

Front

What is the role of oxygen in aquatic ecosystems?

Back

Oxygen is essential for the survival of aquatic organisms, as it is required for respiration.

Front

What is the difference between Active Sonar and Passive Sonar?

Back

Active Sonar emits sound waves and listens for echoes, while Passive Sonar only listens for sounds made by other objects.