AICE Marine Science Semester Exam Review (Topics 1-3)

Front

What happens to pH levels when carbon dioxide increases in water?

Back

An increase in carbon dioxide in water results in a decrease in pH.

Front

What type of tide occurs when the sun, Earth, and moon are nearly in a line?

Back

A spring tide occurs when the sun, Earth, and moon are nearly in a line.

Front

Which celestial body has the greatest effect on Earth's tides?

Back

The Moon has the greatest effect on Earth's tides.

Front

What is the term for the concentration of oxygen dissolved in a solution?

Back

Dissolved Oxygen (DO) is the concentration of oxygen dissolved in a solution.

Front

What forms the base of the ocean's food chains?

Back

Plankton forms the base of the ocean's food chains.

Front

Define 'salinity' in the context of marine science.

Back

Salinity is the measure of the amount of dissolved salts in water.

Front

What is the primary source of energy for ocean currents?

Back

The primary source of energy for ocean currents is the wind.

Front

Explain the term 'upwelling' in marine ecosystems.

Back

Upwelling is the process where deep, cold, nutrient-rich water rises to the surface, supporting marine life.

Front

What is the role of phytoplankton in marine ecosystems?

Back

Phytoplankton are primary producers that convert sunlight into energy through photosynthesis.

Front

What is the significance of the thermocline in ocean water?

Back

The thermocline is a layer in the ocean where temperature changes rapidly with depth, affecting marine life.