MCQ Question for Class 11 Geography Chapter 7 Landforms and their Evolution with Answer

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MCQ Question for Class 11 Geography Chapter 7 Landforms and their Evolution with Answer

Answer: (a) chemical weathering.


Question 15.
Name the landform that appears when soft rocks lie under the layer of hard rocks
(a) gorge
(b) canyon
(c) zeugens
(d) yardangs

Answer: (c) zeugens.


Question 16.
The stream action in combination with weathering, mass wasting and overhead flow is responsible for total process known as
(a) flords
(b) fiords
(c) fluvial denudation
(d) denudation

Answer: (c) fluvial denudation.


Question 17.
Which type of valley is formed by the vertical erosion of the river?
(a) V-shaped
(b) canyon
(c) U-shaped
(d) sink valley

Answer: (a) V-shaped.


Question 18.
What kind of waves are formed by the upward’and downward movement of water?
(a) wind
(b) hot waves
(c) sea waves
(d) none of these

Answer: (c) sea waves.


Question 19.
When the water rushes up the beach it is called
(a) breakar
(b) swash
(c) backwash
(d) undertow

Answer: (b) swash


Question 20.
The network of channels is called
(a) landslide
(b) landforms
(c) drainage
(d) weathering

Answer: (c) drainage.


Question 21.
What do we call the steep slope facing the sea?
(a) canyon
(b) coast
(c) mountain
(d) cliff

Answer: (d) cliff.


Question 22.
On which factor does the erosional work of the river depend?
(a) volume of water
(b) velocity of water
(c) load of river
(d) all of them

Answer: (d) all of them.


Question 23.
Name the process which takes place with water and minerals
(A) carbonation
(b) hydration
(c) solution
(d) none of these

Answer: (b) hydration.


Question 24.
The action of oxygen with minerals is known as
(a) hydration
(b) carbonation
(c) carboxylation
(d) oxidation

Answer: (d) oxidation.


II. Fill up the blanks with suitable words

Question 1.
Changes on the surface of the earth owe mostly ……………….. by various agents.

Answer: erosion, geomorphic


Question 2.
There are two …………….. of running water.

Answer: components


Question 3.
……………. flow causes sheet erosion.

Answer: Overland


Question 4.
The ……………. are still V-shaped but …………… with smooth tops

Answer: valleys, deep


Question 5.
……………. also help in the deepening of valleys.

Answer: Pools


Question 6.
…………… are alluvial fans but develop at different …………….

Answer: Deltas, locations


Question 7.
The chief constituent of limestone is ……………

Answer: calcium carbonate


Question 8.
………….. and ……………. into the ground starts the solution process along the fractures, faults, bedding and other zones of weakness.

Answer: Surface run off, infilteration


Question 9.
Caves having opening at both the ends are called ……………..

Answer: tunnels.


Question 10.
…………….. are the most common landforms in glaciated mountains.

Answer: Cirques