Soil

Q.

Describe the various layers of soil.

Q. The most important factor in determination of the natural vegetation is ______.

1. Buildings.
2. Soil.
3. Human-habitation.
4. Transportation.

Q. Select the factor which is NOT used in the classification of soil.

1. Colour
2. Texture
3. Wind speed
4. Chemical composition

Q.

Top soil contains the following:

1. humus and living organisms only

2. humus and soil particles only

3. humus living organisms and plants

4. humus, living organisms, and soil particles.

Q. Arrange the layers of soil from top most to bottom most layer.

1. Top soil
2. Subsoil
3. Weathered rocks
4. Bedrock