Lithosphere – II Exogenetic Processes Book Back Questions & Answers

Unit 2 > Social > Class 9 > Samacheer Kalvi - English Medium

    Choose the correct option
  • 1. (i). I Shaped valley is an erosional feature of the river. (ii) U Shaped valley is an erosional feature of the glacier. (iii) V Shaped valley is an erosional feature of the glacier.

    a. i, ii & iii are right

    b. i & ii are right

    c. i & iii are right

    d. only ii is right

    Correct answer: d. only ii is right

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  • 2. Statement I: Running water is an important agent of gradation. Statement II: The work of the river depends on the slop of land on which if flows.

    a. Statement I is false II is true

    b. Statement I and II are false

    c. Statement I is true II is false

    d. Statement I and II are true

    Correct answer: d. Statement I and II are true

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  • 3. Statement: Limestone regions have less underground water. Reason: Water does not percolate through limestone.

    a. The statement is right reason is wrong.

    b. The statement is wrong Reason is right.

    c. The statement and reason are wrong.

    d. The statement and reason are right.

    Correct answer: c. The statement and reason are wrong.

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    • Choose the correct answer
  • 1. The disintegration or decomposition of rocks is generally called as

    a. weathering

    b. erosion

    c. transportation

    d. deposition

    Correct answer: a. weathering

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  • 2. The process of the levelling up of land by means of natural agents.

    a. aggradation

    b. degradation

    c. gradation

    d. none

    Correct answer: c. gradation

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  • 3. is seen in the lower course of the river.

    a. Rapids

    b. Alluvial fan

    c. Delta

    d. Gorges

    Correct answer: c. Delta

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  • 4. Karst topography is formed due to the action of

    a. Glacier

    b. Wind

    c. Sea waves

    d. Ground water.

    Correct answer: d. Ground water.

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  • 5. Which one of the following is not a depositional feature of a glacier?

    a. cirque

    b. Moraines

    c. Drumlins

    d. Eskers

    Correct answer: a. cirque

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  • 6. Deposits of fine silt blown by wind is called as

    a. Loess

    b. Barchans

    c. Hamada

    d. Ripples

    Correct answer: a. Loess

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  • 7. Stacks are formed by

    a. Wave erosion

    b. River erosion

    c. Glacial erosion

    d. Wind deposion

    Correct answer: a. Wave erosion

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  • 8. erosion is responsible for the formation of cirque .

    a. wind

    b. glacial

    c. river

    d. underground water

    Correct answer: b. glacial

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  • 9. Which one of the following is a second order land form?

    a. Asia

    b. Deccan Plateau

    c. Kulu valley

    d.Marina Beach.

    Correct answer: b. Deccan Plateau

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    • Match the following
  • 1. Distributaries

    Correct answer: Lower course of river

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  • 2. Mushroom rock

    Correct answer: Aeolian process

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  • 3. Eskers

    Correct answer: glacial action

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  • 4. Stalactites

    Correct answer: karst topography

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  • 5. Cliff

    Correct answer: action of sea wave

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    • Give geographical terms for the following:
  • 1. Chemical alternation of carbonate rocks on lime stone region.

    Correct answer: Karst topography

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  • 2. Flat surfaces near cliffs.

    Correct answer: wave cut platforms

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  • 3. Erosion + Transportation = Deposition

    Correct answer: Gradation

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  • 4. The bottom line of a snow field.

    Correct answer: Snowline

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