Question

Q10) What is an aquifer? What is the upper level ofaquifer known as​

Answer 1

Answer:

Aquifers comprise generally layers of sand and gravel and fracture bedrock. When water table serves as the upper boundary of the aquifer, the aquifer is known as unconfined aquifer (Fig. ... The unconfined aquifer is also known as water table aquifer and phreatic aquifer.

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Answer 2

Answer:

An aquifer is an underground Layer of water bearing permeable rocks, rocks fracture or unconsolidated material.

The upper surface of this zone of saturation is called water table.

Explanation:

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