Soil Systems Quiz

Soil Systems Quiz

8th Grade

10 Qs

quiz-placeholder

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Soil Systems Quiz

Soil Systems Quiz

Assessment

Quiz

Science

8th Grade

Practice Problem

Hard

Created by

Vivian Jebet

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the narrow region of soil directly associated with plant roots and the accompanying microbiological ecosystem?

Stratosphere

Rhizosphere

Mesophere

Lithosphere

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of soil has the highest drainage and air spaces but the lowest water-holding capacity?

Clay

Loam

Sand

Silt

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is an emergent property of a healthy soil ecology that gives soil its tilth, porosity, and water-holding capacity?

Weathering

Aggregates

Leaching

Decomposition

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a storage component of the soil system?

Precipitation

Minerals

Nutrients

Organic matter

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary role of microorganisms living in the rhizosphere?

Prevent erosion

Aerate the soil

Increase soil salinity

Break down organic matter

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which soil texture has the highest potential to hold organic matter and is linked to the highest primary productivity?

Loam

Sand

Silt

Clay

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main factor that determines the dominant direction of water movement in the soil system?

Organisms

Relief

Parent material

Climate

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