marine science unit 3 test review

Front

What is bathymetry?

Back

The study of the ocean floor's topography.

Front

Where is old oceanic crust destroyed?

Back

At convergent plate boundaries.

Front

Where is new oceanic crust created?

Back

At divergent plate boundaries.

Front

What process is the base of the food chain in hydrothermal vent communities?

Back

Chemosynthesis.

Front

Which of the following is NOT a reason European voyagers wanted to discover new lands during the Renaissance?

Back

Scientific exploration.

Front

What is the primary focus of marine science?

Back

The study of oceanic systems, including their physical, chemical, biological, and geological aspects.

Front

Define oceanic crust.

Back

The outermost layer of the Earth beneath the ocean, composed mainly of basalt.

Front

What is the significance of convergent plate boundaries?

Back

They are regions where two tectonic plates collide, leading to the destruction of old crust.

Front

Explain the process of chemosynthesis.

Back

A process by which certain organisms convert carbon molecules and nutrients into organic matter using the oxidation of inorganic molecules, often found in deep-sea environments.

Front

What role do hydrothermal vents play in marine ecosystems?

Back

They provide a unique habitat and energy source for various organisms, particularly in the absence of sunlight.