Multiple choice

A man was digging the soil and suddenly his spade got stuck and touched something very hard. He could not dig further. Which soil layer did his spade touch?

  1. Horizon C

  2. Bedrock

  3. Horizon B

  4. Horizon A

  5. Horizon O

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

This is a hard and rocky layer known as bedrock. It is below the third layer.