Question 1

The ocean was mostly in place by 4 billion years ago.

Accepted Answer

A) True 
 B)False

Question 2

What process involves the clumping of small particles into larger masses?

Accepted Answer

A)  Condensation 
B)  Coagulation 
C)  Secretion 
D)  Accretion 
A)  Condensation 
B)  Coagulation 
C)  Secretion 
D)  Accretion

Question 3

A marine scientist is studying the amount of dissolved oxygen in a particular area. They are attempting to connect the data with the type of organisms found in that area. What kind of marine scientist might they be classified as?

Accepted Answer

A)  Physical oceanographer 
B)  Chemical oceanographer 
C)  Marine biologist 
D)  Marine geologist 
A)  Physical oceanographer 
B)  Chemical oceanographer 
C)  Marine biologist 
D)  Marine geologist

Question 4

What had the most influence in irreversibly changing the Earth's atmosphere?

Accepted Answer

A)  Formation of carbonic acid in the ocean 
B)  Production of oxygen from photosynthesis 
C)  Chemical breakup of water vapor by sunlight 
D)  Fluctuation in the atmospheric composition 
A)  Formation of carbonic acid in the ocean 
B)  Production of oxygen from photosynthesis 
C)  Chemical breakup of water vapor by sunlight 
D)  Fluctuation in the atmospheric composition

Question 5

Earth was most likely chemically homogenous when it was young.

Accepted Answer

A) True 
 B)False

Question 6

Although it currently does not have an ocean, ____ is thought to have had one in the distant past.

Accepted Answer

A)  Europa 
B)  Saturn 
C)  Jupiter 
D)  Mars 
A)  Europa 
B)  Saturn 
C)  Jupiter 
D)  Mars

Question 7

What process accounts for the layers found in Earth?

Accepted Answer

A)  Plate tectonics 
B)  Accretion 
C)  Density stratification 
D)  Subduction 
A)  Plate tectonics 
B)  Accretion 
C)  Density stratification 
D)  Subduction

Question 8

Experiments involving early atmospheric conditions were able to produce amino acids, sugars, and even microscopic bacteria.

Accepted Answer

A) True 
 B)False

Question 9

In the Insight into National Geographic Explorer, Dr. Hand suggests that studying life in extreme environments is important for what reason?

Accepted Answer

A)  It can improve our understanding of earth's early evolution 
B)  Extreme environments have highly adapted organisms 
C)  These environments could mimic conditions on other planets 
D)  New species of organisms are being discovered 
A)  It can improve our understanding of earth's early evolution 
B)  Extreme environments have highly adapted organisms 
C)  These environments could mimic conditions on other planets 
D)  New species of organisms are being discovered

Question 10

Since the formation of our ocean, Earth has made approximately ____ orbits around the galaxy.

Accepted Answer

A)  20 
B)  42 
C)  230 
D)  280 
A)  20 
B)  42 
C)  230 
D)  280

The ocean was mostly in place by 4 billion years ago.

What process involves the clumping of small particles into larger masses?

A marine scientist is studying the amount of dissolved oxygen in a particular area. They are attempting to connect the data with the type of organisms found in that area. What kind of marine scientist might they be classified as?

What had the most influence in irreversibly changing the Earth's atmosphere?

Earth was most likely chemically homogenous when it was young.

Although it currently does not have an ocean, ____ is thought to have had one in the distant past.

What process accounts for the layers found in Earth?

Experiments involving early atmospheric conditions were able to produce amino acids, sugars, and even microscopic bacteria.

In the Insight into National Geographic Explorer, Dr. Hand suggests that studying life in extreme environments is important for what reason?

Since the formation of our ocean, Earth has made approximately ____ orbits around the galaxy.

A History of Marine Science

Earth Structure and Plate Tectonics

Ocean Basins

Ocean Sediments

Water and Ocean Structure

Ocean Chemistry

Circulation of the Atmosphere

Circulation of the Ocean

Waves

Tides

Coasts

Life in the Ocean

Plankton, Algae, and Plants

Marine Animals

Marine Communities

Marine Resources

The Ocean and The Environment

Filters

Exam 1: The Origin of the Ocean

The ocean was mostly in place by 4 billion years ago.

What process involves the clumping of small particles into larger masses?

A marine scientist is studying the amount of dissolved oxygen in a particular area. They are attempting to connect the data with the type of organisms found in that area. What kind of marine scientist might they be classified as?

What had the most influence in irreversibly changing the Earth's atmosphere?

Earth was most likely chemically homogenous when it was young.

Although it currently does not have an ocean, ____ is thought to have had one in the distant past.

What process accounts for the layers found in Earth?

Experiments involving early atmospheric conditions were able to produce amino acids, sugars, and even microscopic bacteria.

In the Insight into National Geographic Explorer, Dr. Hand suggests that studying life in extreme environments is important for what reason?

Since the formation of our ocean, Earth has made approximately ____ orbits around the galaxy.

A History of Marine Science

Earth Structure and Plate Tectonics

Ocean Basins

Ocean Sediments

Water and Ocean Structure

Ocean Chemistry

Circulation of the Atmosphere

Circulation of the Ocean

Waves

Tides

Coasts

Life in the Ocean

Plankton, Algae, and Plants

Marine Animals

Marine Communities

Marine Resources

The Ocean and The Environment

Filters