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External forces - responsible for changes - class-VIII
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Match the following:
List I List II
(A) (B)
A - Land use 1 - Prevent soil erosion
B - Humus 2 - Land suitable for agriculture
A - Land use 1 - Prevent soil erosion
B - Humus 2 - Land suitable for agriculture
C - Rock dams 3 - Productive use of land
D - Arable land 4 - Organic matter deposited on topsoil
D - Arable land 4 - Organic matter deposited on topsoil
AnswerClick to flip back
A
<p class="MsoNormal">A- 3, B- 4, C- 1, D- 2</p>
💡 Explanation:
Answer: A- 3; B- 4; C- 1; D- 2
Land use: Land is used for different purposes such as agriculture, forestry, mining, building houses, roads and setting up of industries. This is known as land use.
Humus: Humus is defined as black organic matter formed in soil due to the decay of dead plant and animal matter.
Rock dams: These are the artificial embankments created by constructing mould of soil, clay, sand and rock. Main function is to prevent floods and soil erosion
Arable land: It is the land suitable for agriculture.