As we keep digging through the different layers of soil, we reach a point where the surface becomes hard to dig. Which layer of soil is this?

Horizon A

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Bedrock

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Horizon C

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Horizon B

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Solution

The correct option is B
Bedrock

Bedrock is the layer of soil which is under horizons A, B and C. It is very dense and difficult to dig.

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Similar questions

Availability of water and minerals in the soil for maximum absorption by roots is in the –

(a) B-horizon
(b) C-horizon
(c) A-horizon
(d) surface of soil

why the last layer of the soil is called bedrock and not called d horizon?

Match the following and choose the correct option:

i. A - horizon a. Small lumps of rocks

ii. B - horizon b. Hard layer which is difficult to dig

iii. C - horizon c. Dark in colour and rich in humus

iv. Bedrock d. Less humus and more minerals, compact

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