Tag: groundwater and depletion of water table

Questions Related to groundwater and depletion of water table

If we dig a hole in the ground near a water body we may find that the soil is ________.

social science water: a natural resource water table groundwater and depletion of water table the water cycle

  1. oily

  2. moist

  3. red

  4. both $A$ and $B$

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Correct Option: B
Explanation:

If we dig a hole in ground near a water body, the soil becomes moist. Because the ground water accumulated inside the ground provide moisture to the soil.

The soil cannot be find oily because oil is found in few regions and found deep inside the earth.
The soil cannot be find red as red soil is formed by crystalline rocks and these rocks are found very rarely. 

Groundwater gets recharged by the process of:

social science water: a natural resource water table groundwater and depletion of water table the water cycle

  1. pumping

  2. heavy rainfall

  3. infiltration

  4. None of the above

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Correct Option: C
Explanation:

Groundwater gets recharged by this process of infiltration.
Infiltration is the process by which precipitation or the bulk of rainwater and melted snow soaks into subsurface soils and moves into rocks through cracks and pore spaces. so when the water soaks into the ground the groundwater gets recharged.

Tubewell are used to pump out water from :

social science water: a natural resource water table groundwater and depletion of water table the water cycle

  1. tanks

  2. ground

  3. river

  4. aquifer

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Correct Option: B,D
Explanation:

Tubewell are used to pump out water from ground and acquifer.