Seawater Composition Flashcard

Front

What is the primary source of dissolved oxygen in the ocean?

Back

Photosynthesis by marine plants.

Front

Which type of salt is the majority in seawater?

Back

Sodium chloride.

Front

What is the term for the zone in the ocean where salinity rapidly changes with depth?

Back

Halocline.

Front

What is the primary gas dissolved in seawater?

Back

Oxygen.

Front

What is the term for the zone in the ocean where density rapidly changes with depth?

Back

Pycnocline.

Front

What is the process by which marine plants produce oxygen?

Back

Photosynthesis.

Front

What is the average salinity of seawater?

Back

About 35 parts per thousand (ppt).

Front

What is the term for the layer of water in the ocean that is warmer than the deeper water?

Back

Thermocline.

Front

What is the main component of seawater?

Back

Water (H2O).

Front

What is the role of carbon dioxide in seawater?

Back

It is involved in the process of photosynthesis and affects pH levels.