Soil and Its Different Layers

Q. Topmost layer of soil is called _______.

1. Bedrock
2. Weathered soil
3. Topsoil
4. Subsoil

Q. Complete the order- Topsoil, Subsoil, Weathered rock material, ___________

1. Bedsoil
2. Bottomsoil
3. Lowersoil
4. Parent rock

Q. Arrange the layers of soil from top to bottom in the correct order.

1. Topsoil
2. Subsoil
3. Weathered rock
4. Parent rock

Q. Which of the following layers of soil is a mixture of sand, silt, and clay and consists mainly of minerals and leached materials such as iron and aluminium compounds?

1. Weathered rock material
2. Bedrock
3. Subsoil
4. Top soil

Q. Soil is made up of which of the following materials?

1. Minerals
2. Organic materials
3. Rock Materials
4. Plastic

Q. Soil consists of layers.

1. three
2. four
3. five

Q. Subsoil is a mixture of which of the following materials?

1. Sand
2. Clay
3. Silt
4. Aluminium

Q. ________ is defined as a biologically active, porous medium developed in the uppermost layer of the Earth’s crust.

1. Air
2. Water
3. Soil
4. Fertiliser

Q. Soil has __________ layers.

1. multiple
2. two
3. three
4. four

Q. Which of the following layers of soil is also known as parent rock?

1. Topsoil
2. Subsoil
3. Bedrock
4. Weathered rock