# HSC Arts (English Medium) 11th - Maharashtra State Board Question Bank Solutions for Geography

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Observe the following pictures and discuss the questions in the class.

1. What might be the reasons behind buildings collapsing in photo 1?
2. Which event is depicted in photo 2? What impact does it bring about in the surroundings?
3. In photo 3, what could be the reason behind the bend in the rock strata?
4. What could be the reason behind the difference in altitudes of the land and the steepness of the slope in photo 4?
5. Classify the events in the photos into sudden and slow movements.
6. Example of which of these movements is not likely to be found in the mainland of the Indian sub-continent?
[0.01] Earth Movements
Chapter: [0.01] Earth Movements
Concept: Earth Movements

On 19th August 2018, around 300 people died in Indonesia. Many buildings collapsed. Many roads broke apart. A tsunami was generated.

1. What was the cause behind these events?
2. What actually happened during this natural event?
3. Name the energy waves involved in this natural event.
4. Observe the diagram and label the boxes.
[0.01] Earth Movements
Chapter: [0.01] Earth Movements
Concept: Earth Movements

Observe the following diagrams. Try to understand the different types of fold shown in the diagram and match it with its characteristics. Write the name of the fold in the space given below.

A) Symmetrical:

1. The axial plane is vertical.
2. Limbs are inclined at same angle.

B) Asymmetrical:

1. The axial plane is inclined.
2. The limbs are inclined at different angles.

C) Overturned:

1. One limb lies above the other limb.
2. Limbs slope unequally in the same direction.

D) Recumbent:

1. The axial plane is almost horizontal.
2. One limb lies over the other in a horizontal direction.

E) Isoclinal:

1. The limbs slope in the same direction with the same amount.
2. The axial plane may be vertical, inclined, or horizontal.
3. The slope of some portion of limbs is near vertical.
[0.01] Earth Movements
Chapter: [0.01] Earth Movements
Concept: Earth Movements

Complete the chain:

 Rock type Name of the rock Dominant type of weathering 1) Igneous 1) Dolomite 1) Physical Weathering 2) Sedimentary 2) Slate 2) Chemical Weathering 3) Metamorphic 3) Basalt 4) Limestone 5) Granite
[0.02] Weathering and Mass Wasting
Chapter: [0.02] Weathering and Mass Wasting
Concept: Introduction of Weathering and Mass Wasting

Complete the table:

 Agents Erosional landforms Depositional landforms 1) River 2) Wind 3) Sea waves 4) Groundwater 5) Glacier
[0.03] Agents of Erosion
Chapter: [0.03] Agents of Erosion
Concept: Introduction of Agents of Erosion

Choose the correct option by identifying the correct correlation in the sentence:

Water or snow enters the cracks in the rocks and makes it weak. When the glacier passes on these rocks, it pulls the rocks at the bottom along with it. This process is called ________.

[0.03] Agents of Erosion
Chapter: [0.03] Agents of Erosion
Concept: Introduction of Agents of Erosion

Identify the correct correlation :
A: Assertion; R: Reasoning

A: Intensity of an earthquake is a measurement of the energy released during an earthquake.
R: Mercallis scale is used to measure the intensity of an earthquake.

[0.01] Earth Movements
Chapter: [0.01] Earth Movements
Concept: Earth Movements

Identify the correct correlation:
A: Assertion; R: Reasoning

A: South-East Asia, Japan, and islands in the Pacific Ocean are most vulnerable to earthquakes and volcanic eruptions.
R: They are located in the 'Ring of Fire'.

[0.01] Earth Movements
Chapter: [0.01] Earth Movements
Concept: Earth Movements

Identify the correct group:

[0.01] Earth Movements
Chapter: [0.01] Earth Movements
Concept: Earth Movements

Differentiate between Mercalli scale and Richter scale

[0.01] Earth Movements
Chapter: [0.01] Earth Movements
Concept: Earth Movements

Study the diagram and answer the following questions:

1. Identify the types of rocks shown in the diagram.
2. Arrange the rocks according to their chronology of origin.
3. Explain how sedimentary rocks are formed.
4. Think of all the factors which may break the rocks into smaller pieces.
5. Which type of rock will break easily as compared to others? Why?
[0.02] Weathering and Mass Wasting
Chapter: [0.02] Weathering and Mass Wasting
Concept: Introduction of Weathering and Mass Wasting

Write a short note on Attrition

[0.03] Agents of Erosion
Chapter: [0.03] Agents of Erosion
Concept: Introduction of Agents of Erosion

Which agents of erosion can you see on the cover page of the textbook? Which landforms can you see there? Write the process of the formation of anyone.

[0.03] Agents of Erosion
Chapter: [0.03] Agents of Erosion
Concept: Introduction of Agents of Erosion

Draw a neat and labelled diagram for:

Deflation

[0.03] Agents of Erosion
Chapter: [0.03] Agents of Erosion
Concept: Introduction of Agents of Erosion

Look at the figure below and answer the questions:

1. What features are formed in the upper course of the river? What processes will play an important role?
2. Can you mark the location where a waterfall may formed?
3. Why is there a change in slope from A to B? How will it influence the flow of the river?
4. Which human activities can be conducted in the region around A and B?
5. In which area will the process of deposition overtake erosion?
6. Alluvial fans and deltas are both features formed due to deposition but at different locations. Identify their regions of formation and the reason behind their different locations.
[0.03] Agents of Erosion
Chapter: [0.03] Agents of Erosion
Concept: Introduction of Agents of Erosion

Find out famous examples of gorges and canyons.

[0.03] Agents of Erosion
Chapter: [0.03] Agents of Erosion
Concept: Introduction of Agents of Erosion

Study the figure given below and answer the following questions.

Questions:

1. Which rocks are mainly found here?
2. Identify the spot where the stream disappears.
3. Which major erosional process works in this area?
4. Identify the landforms formed by deposition.
5. Why do depositional landforms not form on the surface in areas of Karst terrain?
[0.03] Agents of Erosion
Chapter: [0.03] Agents of Erosion
Concept: Introduction of Agents of Erosion

How will compressional forces affect brittle rocks?

[0.01] Earth Movements
Chapter: [0.01] Earth Movements
Concept: Evidences of Earth Movements

Give a geographical reason:

Temperature is the main factor behind granular weathering.

[0.02] Weathering and Mass Wasting
Chapter: [0.02] Weathering and Mass Wasting
Concept: Weathering

Give a geographical reason:

Human is an agent of weathering.

[0.02] Weathering and Mass Wasting
Chapter: [0.02] Weathering and Mass Wasting
Concept: Weathering
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