Geology and Plate Tectonics Quiz

What is the average depth of the abyssal plain?

• 2 km

• 4 km

• 8 km

• 6 km

Which type of rock is typically formed at divergent (constructive) plate margins?

• Granite

• Rhyolite

• Basalt

• Andesite

What is the primary characteristic of a conservative margin?

• Volcanic activity

• Shallow focus earthquakes

• Formation of ocean trenches

• Creation of new crust

Which oceanic feature is formed by the subduction of an oceanic plate beneath a continental plate?

• Volcanic island arc

• Ocean trench

• Abyssal plain

• Mid-ocean ridge

What is the name of the ancient supercontinent proposed by Alfred Wegener?

• Laurasia

• Pangea

• Rheic

• Gondwana

What is the process called when oceanic lithosphere is recycled back into the mantle?

• Subduction

• Rifting

• Obduction

• Accretion

Which type of metamorphism occurs on a large scale due to heat and pressure?

• Hydrothermal metamorphism

• Dynamic metamorphism

• Regional metamorphism

• Contact metamorphism

What geological feature is characterized by a central block downthrown between two normal faults?

• Rift valley

• Ocean trench

• Accretionary wedge

• Mountain belt

What is the term for the inclined zone of earthquake foci in a subducting oceanic plate?

• Subduction Zone

• Focus Zone

• Ophiolite Zone

• Benioff Zone

Which volcanic rock is known for its explosive eruptions and is typically found at convergent plate margins?

• Basalt

• Andesite

• Gabbro

• Dolerite