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geography > soil > Flashcards

soil Flashcards

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1
Q

causes of soil erosion

A
  1. abandoned mining sites
  2. deforestation
  3. overgrazing
  4. over irrigation
  5. industrial effluents
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2
Q

alluvial soil has _____ _____& _____ which ideal for _ _ _

A

potash, phosphoric acid and lime
sugarcane paddy wheat

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3
Q

clues:
1. clayey material
2. holds moisture
3. deep cracks

A

BLACK SOIL

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4
Q

clues:
tropical & subtropical
intense leaching due to heavy rain
prone to erosion

A

LATERITE SOIL

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5
Q

clues:
kankar layer at bottom
saline

A

arid soils

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6
Q

clue
experience denudation in himalayas

A

forest soils

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geography (5 decks)

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