Multiple choice

Which of the following characteristic belongs to the horizon B layer?

  1. It is dark in colour and contains the remains of dead plants and animals.

  2. Many tiny organisms, such as beetles, worms and rodents, live in it.

  3. It has cracks running through it.

  4. It contains more minerals but less quantity of humus and is less porous.

  5. It is difficult to dig up this layer even with a spade.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

It is correct. The layer below the topsoil is called B-horizon or the middle layer. This is the middle layer or the horizon B characteristic feature.

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