Sort the soil horizons

Exercise and reference answers

Items

1. Group

   Horizon A

   Item

   Dark

2. Group

   Horizon A

   Item

   Humus rich

3. Group

   Horizon A

   Item

   Worms

4. Group

   Horizon B

   Item

   Compact

5. Group

   Horizon B

   Item

   Minerals

6. Group

   Horizon B

   Item

   Harder

7. Group

   Horizon C

   Item

   Rock lumps

8. Group

   Horizon C

   Item

   Cracks

9. Group

   Horizon C

   Item

   Crevices

Groups

1. Item

   Horizon A

2. Item

   Horizon B

3. Item

   Horizon C

Instructions

Drop each clue onto horizon A, B or C.

Explanation