Marine Biology Chapter 2 Review Questions

Which type of sediment is composed mainly of weathered rocks?

The_____ is the most biologically rich part of the ocean.

Which process can be used to determine the age of a fossil?

The term _______ refers to the continuous body of water that surrounds Antarctica.

Name the giant tube worms that live near hydrothermal vents.

Which type of crust is composed of granite?

Trenches are formed by which process?

_____ are the boundaries between continental crust and oceanic crust.

Who was the first scientist to realize the continents fit together like puzzle pieces?

What are the two types of Earth's crust?

Which chemical is necessary for bacteria to survive near hydrothermal vents?

The _____ is the innermost layer of the Earth, and it composed mainly of ____.

Name the denser, more plastic layer of the upper mantle on which the lithosphere floats.

Which theory states that Earth formed from a giant explosion and resulting particle collisions?

Which type of continental margin would have lots of mountains and steep terrain?

Magnetic “stripes” parallel to the mid-ocean ridge and are evidence of magnetic reversals are:

Which geophysicist proposed the first complete Theory of Continental Drift?

If every organism has 24g of C, with a half life of 300 years, how old is a fossil with 3g C?

Water exiting a hydrothermal vent is usually ____ C.

The one world "Supercontinent" was called:

The science of the history of Earth, its rocks, and its changes is called:

Name the chimney like structure found at hydrothermal vents.

A crack in the earth’s crust formed when two pieces of crust are moving past each other is a(n)

Name the giant clams that survive near hydrothermal vents.

Which type of crust is more dense?

A deep depression in the sea floor is called a(n):

_____ are cracks in the oceanic crust separating at the mid-ocean ridges.

A large amount of sand is actually coral rubble formed by:

Which type of sediment is composed mainly of shells and skeletons?

Which hemisphere of the Earth consists of the greatest percentage of ocean?

The layers of the Earth are separated based on:

Which of the following is a marine biological problem associated with global warming?

Oceans cover ___% of the globe.

The one world ocean at the time of Pangaea was called:

A continuous chain of submarine volcanoes that encircle the globe like seams on a baseball are:

The entire process by which new sea floor is generated is called:

Place the Earth's major ocean basins in order from smallest to largest.

What is the increase in temperature of Earth’s air and oceans, and its projected continuation?

Name the fairly rigid layer of Earth composed of the crust and upper-most part of the mantle.

In marine biology, geoology is important for organisms' _____, the places where they live.