Jana's Soil Quiz

12 Questions | By Pacejohn | Updated: May 20, 2019 | Attempts: 255

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Jana's soil quiz review

Questions and Answers

1.

The loose, weathered material on Earth's surface in which plants can grow.
- A.
  
  Soil
- B.
  
  Bedrock
- C.
  
  Humus
- D.
  
  Loam
- E.
  
  Soil Horizon
Correct Answer
A. Soil
2.

This forms as rock is broken down by weathering and mixes with other materials on the surface.
- A.
  
  Soil
- B.
  
  Bedrock
- C.
  
  Humus
- D.
  
  Loam
- E.
  
  Soil Horizon
Correct Answer
A. Soil
3.

The solid layer of rock beneath the soil.
- A.
  
  Humus
- B.
  
  Bedrock
- C.
  
  Loam
- D.
  
  Litter
- E.
  
  Topsoil
Correct Answer
B. Bedrock
4.

This is a mixture of rock particles, minerals, decayed organic material, air and water.
- A.
  
  Soil
- B.
  
  Loam
- C.
  
  Litter
- D.
  
  Topsoil
- E.
  
  Subsoil
Correct Answer
A. Soil
5.

A dark-colored substance that forms as plant and animal remains decay.
- A.
  
  Litter
- B.
  
  Subsoil
- C.
  
  Topsoil
- D.
  
  Humus
- E.
  
  Loam
Correct Answer
D. Humus
6.

A soil that is made up of about equal parts of clay, sand and silt.
- A.
  
  Humus
- B.
  
  Loam
- C.
  
  Bedrock
- D.
  
  Topsoil
- E.
  
  Bedrock
Correct Answer
B. Loam
7.

A layer of soil that differs in color and texture from the layers above or below it.
- A.
  
  Topsoil
- B.
  
  Bedrock
- C.
  
  Humus
- D.
  
  Loam
- E.
  
  Soil horizon
Correct Answer
E. Soil horizon
8.

A crumbly, dark brown soil that is a mixture of humus, clay and other minerals.
- A.
  
  Topsoil
- B.
  
  Subsoil
- C.
  
  Humus
- D.
  
  Loam
- E.
  
  Litter
Correct Answer
A. Topsoil
9.

This consists of clay and other particles washed down from the A horizon, but little humus.
- A.
  
  Topsoil
- B.
  
  Subsoil
- C.
  
  Litter
- D.
  
  Soil
- E.
  
  Decomposers
Correct Answer
B. Subsoil
10.

Some soil __________________________ mix the soil and make spaces in it for air and water. Other soil ___________________________ make humus, the material that makes soil fertile.
- A.
  
  Litter
- B.
  
  Subsoil
- C.
  
  Topsoil
- D.
  
  Organisms
- E.
  
  Humus
Correct Answer
D. Organisms
11.

As plants shed leaves, they form a loose layer called this.
- A.
  
  Topsoil
- B.
  
  Soil
- C.
  
  Loam
- D.
  
  Humus
- E.
  
  Litter
Correct Answer
E. Litter
12.

The organisms that break the remains of dead organisms into smaller pieces and digest them with chemicals.
- A.
  
  Producers
- B.
  
  Decomposers
- C.
  
  Litter
- D.
  
  Scavengers
- E.
  
  Humans
Correct Answer
B. Decomposers

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Current Version
May 20, 2019

Quiz Edited by
ProProfs Editorial Team
Oct 22, 2009

Quiz Created by
Pacejohn

Jana's Soil Quiz

The loose, weathered material on Earth's surface in which plants can grow.

This forms as rock is broken down by weathering and mixes with other materials on the surface.

The solid layer of rock beneath the soil.

This is a mixture of rock particles, minerals, decayed organic material, air and water.

A dark-colored substance that forms as plant and animal remains decay.

A soil that is made up of about equal parts of clay, sand and silt.

A layer of soil that differs in color and texture from the layers above or below it.

A crumbly, dark brown soil that is a mixture of humus, clay and other minerals.

This consists of clay and other particles washed down from the A horizon, but little humus.

Some soil __________________________ mix the soil and make spaces in it for air and water. Other soil ___________________________ make humus, the material that makes soil fertile.

As plants shed leaves, they form a loose layer called this.

The organisms that break the remains of dead organisms into smaller pieces and digest them with chemicals.

Some soil mix the soil and make spaces in it for air and water. Other soil _ make humus, the material that makes soil fertile.