What is the primary gas dissolved in ocean water that affects its chemistry and supports marine life?

What pH range is typically considered as neutral in ocean water, indicating a balance between acidity and alkalinity?

Which nutrient is essential for the growth of phytoplankton and often limits their productivity in ocean waters?

What process describes the movement of ocean water caused by the gravitational pull of the moon and the sun?

What type of bond is primarily responsible for the unique properties of water, such as its high surface tension and boiling point?

What is the primary mechanism by which surface ocean currents are generated?

Which chemical property of water allows it to dissolve a wide range of substances, making it known as the 'universal solvent'?

What is the process called when seawater undergoes evaporation, leaving salts behind?

What is the primary factor that drives ocean currents on a large scale?

Which phenomenon describes the periodic rise and fall of water levels in the oceans, primarily caused by the gravitational forces exerted by the Moon and the Sun?

What is the main source of nutrients that supports the productivity of marine ecosystems in the euphotic zone?

Which layer of the ocean is typically characterized by temperatures near freezing and contains the majority of the world's ocean water?

What is the primary cause of the salty nature of seawater?

What is the primary gas responsible for ocean acidification as a result of increased atmospheric levels?

Which layer of the ocean is characterized by the temperature decrease with depth, typically found between 200 meters and 1000 meters?