Karst (Limestone) Topography - SS3 Geography Past Questions & Answers - page 1

1

What type of rock primarily forms karst topography?

A

Granite

B

Sandstone

C

Limestone

D

Basalt

CORRECT OPTION: c
2

What causes the dissolution of soluble rocks in karst regions?

A

Wind erosion

B

Chemical reaction with water

C

Earthquakes

D

Volcanic activity

CORRECT OPTION: b
3

What are the characteristic underground features in karst regions?

A

Mountains

B

Caves

C

Canyons

D

Deserts

CORRECT OPTION: b
4

What is the main reason for the formation of sinkholes in karst areas?

A

Volcanic activity

B

Lava flow

C

Collapse of cave roofs

D

Tectonic plate movement

CORRECT OPTION: c
5

Which of the following is a common surface feature in karst regions?

A

Sand dunes

B

Coral reefs

C

Poljes

D

Glaciers

CORRECT OPTION: c
6

What type of water feature often marks the resurfacing of water in karst regions?

A

Waterfalls

B

Lakes

C

Resurgence springs

D

Swamps

CORRECT OPTION: c
7

Tower karst formations are notably found in which country?

A

France

B

China

C

Australia

D

Brazil

CORRECT OPTION: b
8

In karst landscapes, what is the primary role of underground conduits?

A

Formation of deserts

B

Rapid surface drainage

C

Caves and caverns

D

Reservoirs

CORRECT OPTION: b
9

U-shaped valleys in karst regions are formed due to what process?

A

Wind erosion

B

Glacial activity

C

Lava flows

D

Sinkhole formation

CORRECT OPTION: b
10

What makes karst regions unique in terms of surface drainage?

A

Well-defined river systems

B

Lack of surface drainage

C

Dense forests

D

Coastal ecosystems

CORRECT OPTION: b
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