Question 1

What is a soil profile?

Accepted Answer

A vertical section of soil that shows its different layers or horizons.

Answer

The top layer of soil where plants grow.

Answer

The process by which soil is formed.

Answer

The study of rocks and minerals in soil.

Question 2

What is the top layer of soil called?

Accepted Answer

Topsoil

Answer

Clay soil

Answer

Subsoil

Answer

Bedrock

Question 3

What is the layer beneath the topsoil called?

Accepted Answer

Subsoil

Answer

Loam

Answer

Silt

Answer

Bedrock

Question 4

What is the bottom layer of soil called?

Accepted Answer

Bedrock

Answer

Loam

Answer

Clay soil

Answer

Topsoil

Question 5

What is the process by which soil is formed called?

Accepted Answer

Soil formation

Answer

Soil deposition

Answer

Soil depletion

Answer

Soil erosion

Question 6

Which layer of soil contains organic matter like decaying plants and animals?

Accepted Answer

Humus

Answer

Gravel

Answer

Sand

Answer

Clay

Question 7

What is the layer of soil that lies immediately below the subsoil called?

Accepted Answer

Partially weathered rock

Answer

Topsoil

Answer

Humus

Answer

Bedrock

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