Deck 42: Karst Processes and Landforms

Question 1

Which rocks most commonly form karst landforms?

A) sandstones and shales
B) granites and volcanic rocks
C) slates and gneisses
D) limestones and dolomites

Answer 1

D

Question 2

What is the basic requirement for karst features to form?

A) fractured and water-saturated rock
B) rock with steep relief in area with much precipitation
C) rock is soluble in prevailing climate
D) fractured rock and dry climate

Answer 2

C

Question 3

Which process is responsible for producing karst landforms and landscapes?

A) landslides
B) dissolution
C) stream erosion
D) mudflows

Answer 3

B

Question 4

Most karst features develop above ground.

Question 5

Generally, karst features will form more rapidly in areas with:

A) steep relief
B) flat surfaces
C) dense vegetation
D) populated areas

Question 6

The best-known karst landscapes have developed in this type of bedrock.

A) granite
B) sandstone
C) limestone
D) dolomite
E) both c & d

Question 7

Which statement is most true with regards to karst development?

A) limestones that contain more than 20 to 30 percent minerals other than calcite
B) dolomites that do not contain calcite minerals
C) limestones that contain less than 20 to 30 percent minerals other than calcite
D) beds of shale and sandstone within thick limestones

Question 8

Sinkholes are more likely to form in these karst areas.

A) tropical
B) Caribbean
C) temperate
D) all of these

Question 9

Which type of karst landscape was identified by geomorphologists?

A) temperate
B) arid
C) tropical
D) both b & c
E) both a & c

Question 10

This type of karst landscape is typified by flat-lying limestone beds with conduit developments occurring underground.

A) tropical
B) Caribbean
C) temperate
D) all of these

Question 11

Groundwater within Karst systems travels at the same speed.

Question 12

This karst feature is identified by the failure of the roof of a cave.

A) solution sinkhole
B) collapse sinkhole
C) karst tower
D) swallow hole

Question 13

Karst towers are more likely to form in these karst areas.

A) tropical
B) Caribbean
C) temperate
D) all of these

Question 14

These form on the roofs of caves.

A) stalactites
B) stalagmites
C) columns
D) both a & c

Question 15

Where two or more neighboring sinkholes join to become even larger depressions, it is called a(n):

A) swallow hole
B) uvala
C) suffusion sink
D) the big shaft