Earth Science Ch. 13

Question 1

Seawater gets warmer at greater depths due to the increased atmospheric pressure.

Accepted Answer

False

Question 2

Nitrogen has to be fixed in order to be moved from its molecular form to a usable organic form.

Accepted Answer

True

Question 3

What kind of scientist is an oceanographer?

Accepted Answer

Marine Scientist

Question 4

Seamount Chains are mountain ranges at the edge of oceanic tectonic plates.

Accepted Answer

False

Question 5

What are underwater ridges of rocklike structures formed by organisms?

Accepted Answer

coral reefs

Question 6

Sodium Chlorine (Table Salt) is the salt found in oceans.

Accepted Answer

False

Question 7

Which zone requires organisms to be extremely tough?

Accepted Answer

intertidal

Question 8

Gases are absorbed into the ocean water.

Accepted Answer

True

Question 9

The photic and littoral zones are similar.

Accepted Answer

True

Question 10

Coral reefs are formed from small skeletons by activity of organisms.

Accepted Answer

True

Question 11

How did submarine canyons form according to young earth scientists?

Accepted Answer

Flood runoff

Question 12

Which statement is false regarding minerals being removed from the ocean?

Accepted Answer

Minerals evaporate

Question 13

Cyanobacteria is the only way to fix molecular Nitrogen.

Accepted Answer

False

Question 14

Off of which continent is the largest barrier reef located?

Accepted Answer

Australia

Question 15

Brackish water is

Accepted Answer

fresh and salt water mix

Question 16

Oxygen is more abundant in which zone?

Accepted Answer

Lighted

Question 17

Benthic organisms are drifters and active swimmers.

Accepted Answer

False

Question 18

In which way are we dependent on existence of the ocean?

Accepted Answer

All of the above

Question 19

The zero point for elevation, depth, and altitude is local sea level.

Accepted Answer

False

Question 20

Nitrogen and Carbon cycles are only functional in the atmosphere.

Accepted Answer

False

Question 21

Turbidity currents are underwater tornadoes.

Accepted Answer

False

Question 22

Which ocean basin is the largest?

Accepted Answer

Pacific

Question 23

Aphotic and Abyssal zones are well lighted areas.

Accepted Answer

False

Question 24

Mean sea levels are currently dropping.

Accepted Answer

False

Question 25

The abyssal plain is the flat ocean floor.

Accepted Answer

True

Earth Science Ch. 13

Questions 25

Earth Science Ch. 13

Questions 25