Glendale Community College » Oceanography » Ocean 115 - Introduction to Oceanography » Winter 2022

Ocean 115 - Introduction to Oceanography » Winter 2022 » Week 1 Post-reading Quiz

Need help with your exam preparation?

Existing Quiz Clients Login here

Question #1

The water for Earth’s ocean originated from __________.

A. Volcanic activitiy and comets

B. The sun

C. Volcanic activity and other planets

D. Other planets

E. Solar nebulae

Question #2

The process by which stars form helium atoms from hydrogen is _______.

A. Nuclear fusion

B. Density Stratification

C. Condensation

D. Accretion

E. Compression

Question #3

Earth’s early atmosphere contained high concentrations of ____.

A. Oxygen and nitrogen

B. Carbon dioxide and oxygen

C. Carbon dioxide, water vapor and nitrogen

D. Methane and ammonia

E. Oxygen and methane

Question #4

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

A. Fluctuation in cosmic ray

B. Chemcial break up of water vapor by sunlight

C. Anaerobic respiration by deep sea organisms

D. Production of oxygen from photosythesizing cyanobacteria

E. Formation of carbonic acid in the ocean

Question #5

Which extreme environment may have favored the origin of life on Earth?

A. Estuarine bays

B. Dry mountain rocky outcrops

C. Hydrothermal vents

D. Polar sea ice

E. Rainforest sediments

Question #6

Which condition is necessary for a planet to have a permanent liquid ocean?

A. Irregular orbit

B. Toxic atmosphere

C. Optimum distance from star

D. Double sun

E. Low gravity

Question #7

Through gravitational compression, Earth’s layers were formed by the process of ____.

A. Condensation

B. Plate Tectonics

C. Density Stratification

D. Accretion

E. Subduction

Question #8

What could ultimately be linked to the present absence of water on Mars?

A. Proximity of the sun

B. Excess atmospheric carbon dioxide

C. The presence of a strong magnetic field

D. Large decrease in atmospheric carbon dioxide

E. Lack of free oxygen in the atmosphere

Question #9

The dependence of all living cells on ____ to survive strongly suggests that simple, living molecules originated in the ocean.

A. Carbon dioxide

B. Oxygen

C. Methane

D. Fresh water

E. Saline water

Question #10

If there is a three hour difference between "clock" noon and "shaft" noon, how many degrees west are you from your point of origin? Assume one rotation of 360°/24 hours = 15°/hour.

A. 45 degrees

B. 15 degrees

C. 30 degrees

D. 90 degrees

E. 180 degrees

Question #11

Which option lists the three forces that cause the plates to move?

A. Convection in the mantle, slab pull and ridge push

B. Convergence, Divergence and Transformative

C. Centripetal, Centrifugal and Convection currents

D. Conduction, Convection and Radiative

Question #12

Which concept describes early Earth as separated into layers by gravity, with each deeper layer denser than the layer above?

A. Continental Drift

B. Tectonic Theory

C. Seismology

D. Density stratification

Question #13

As mountains erode, how will isostatic forces cause Earth's crust beneath the mountain to behave?

A. Sink

B. Spread out

C. Rise

D. Stay the same

Question #14

Oceanographers and seismologists further explored the theory of continental drift during the early- to mid-twentieth century by correlating patterns of earthquakes and ____.

B. Tectonic plates

C. Isostatic equilibrium

D. Convection currents

E. Volcanoes

Question #15

Where is the youngest seafloor found?

A. This is a trick questions. All the seafloor is the same age.

B. Not enough information to tell

C. At continental marrgins where the seafllor abuts the continent

D. At mid-ocean ridges

Question #16

The compressional movement of plate boundaries, such as observed at the Juan De Fuca plate, is representative of which type of boundary?

A. Transform

B. Divergent

C. Convergent

D. Spreading center

Question #17

At what type of Plate Boundary do earthquakes occur at multiple depths: shallow, intermediate and sometimes also deep?

A. Divergent

B. Mid-ocean ridges

C. Subduction zones

D. Transform

Question #18

Which landscape is an example of a divergent boundary?

A. San Andreas

B. Aleutian Islands

C. Mid-Atlantic Ridge

D. Cascade Mountains

Question #19

The lateral movement at transform boundaries causes what type of force?

A. Extension

B. Shear

C. Compression

D. Torque

Need help with your exam preparation?

Existing Quiz Clients Login here