Soil Formation and Structure

Which of the following shows where soil formation happens at a faster rate?

• Cold, dry climate

• Steep Slopes

• Valleys and Flat Areas

• Few animals and plants are present

Which type of climate will cause the slowest weathering and soil formation?

• humid and hot

• dry and cold

• moderate temperature

• cold and wet

Tags

NGSS.MS-ESS2-4

The layer which is poor in organic matter is known as:

• Regolith

• Subsoil

• Bedrock

Soil in the Maldives is formed from:

• Coralline algae

• Different types of corals.

• Skeleton of sea animals, sea plants and coralline algae.

In the process of soil formation the rocks are worn away by the agents of :

• Water

• Wind

• Micro organisms

• Rivers

• Glaciers

Tags

NGSS.MS-ESS2-2

The parent rock from which soil is formed influences :

• Colour and texture

• Moisture

• Mineral content

• Chemical property

• Permeability

The thickness of the soil profile is affected by the ____________________ taken for the soil to form.

Which of the following is the most important soil formation factor

• Time

• Climate

• Slope

• Organisms

Which layer of soil are these roots growing in?

• subsoil

• topsoil

Tags

NGSS.MS-LS2-3

MIXTURE OF ROCK, MINERAL PARTICLES, AND ORGANIC MATTER...... 

• HORIZONS

• HUMUS

• SOIL

• CLAY