AICE Chapter 2: Ocean Floor and Coastlines

Question 1

What is the basis of life at a hydrothermal vent?

Accepted Answer

chemosynthesis

Question 2

Which zone of the rocky intertidal has organisms more tolerant of air exposure and wave action

Accepted Answer

splash zone

Question 3

Island arcs are formed in ________________________

Accepted Answer

subduction zones

Question 4

Continental crust is made mainly of

Accepted Answer

granite

Question 5

What is the primary cause of volcanoes and earthquakes?

Accepted Answer

crustal plate movements

Question 6

Which of these sediments has the smallest diameter?

Accepted Answer

silt

Question 7

Infauna is a term that refers to organisms that

Accepted Answer

live within the sand or substrate

Question 8

Semi--enclosed area with brackish water and muddy substrate.

Accepted Answer

estuary

Question 9

Which shore is characterized by the development of salt marshes?

Accepted Answer

muddy

Question 10

Gently sloping surface that extends from low tide line to continental slope.

Accepted Answer

continental shelf

Question 11

Waters around a hydrothermal vent have a _____ pH making these waters very ___________________

Accepted Answer

low, acidic

Question 12

What process does this image demonstrate?

Accepted Answer

isostasy

Question 13

Fossils of an animal have been found in both southern Africa and S. America. The reason is?

Accepted Answer

In the past, Africa and S America were on the same continent

Question 14

Morphology of the littoral zone depends on ________ and ________

Accepted Answer

geology of land close to shore, level of exposure to erosion

Question 15

Which shoreline would have tide pools?

Accepted Answer

rocky

Question 16

Organisms living on a rocky shore must have adapted to which environmental factor?

Accepted Answer

dessication

Question 17

Two factors used to study the morphology of shorelines.

Accepted Answer

sediment size, slope

Question 18

Oceanic crust is made mainly of

Accepted Answer

basalt

Question 19

Submerged area of the ocean floor that divides oceanic crust from continental crust is called

Accepted Answer

continental margin

Question 20

What type of boundary does this picture illustrate?

Accepted Answer

divergent

Question 21

The area of shore where the land meets the sea is called____

Accepted Answer

littoral zone

Question 22

Convergent boundaries form where the ___________slides under the ______________ plate.

Accepted Answer

denser, less dense

Question 23

Each band shows a reversal of the Earth's magentic field. How many are shown in this picture?

Accepted Answer

5

Question 24

Collision between two pieces of continental crust where there is no subduction produces---

Accepted Answer

mountain range

Question 25

Which shore is least exposed to erosion?

Accepted Answer

muddy

Question 26

Islands of Hawaii and Andes mountains were formed by ___________________boundaries

Accepted Answer

convergent

Question 27

Factors that influence zonation on rocky shore include all BUT

Accepted Answer

stability of substrate

Question 28

Hydrothermal vents are found along _______ boundaries

Accepted Answer

divergent

AICE Chapter 2: Ocean Floor and Coastlines

Questions 28

AICE Chapter 2: Ocean Floor and Coastlines

Questions 28