CUET PG PYQs for Soil Structure and Clay Mineralogy with Solutions: Practice CUET PG Previous Year Questions

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Soil Structure and Clay Mineralogy is an important topic in the Soil Mechanics and Foundation Engineering section in CUET PG exam. Practising this topic will increase your score overall and make your conceptual grip on CUET PG exam stronger.

This article gives you a full set of CUET PG PYQs for Soil Structure and Clay Mineralogy with explanations for effective preparation. Practice of CUET PG Soil Mechanics and Foundation Engineering PYQs including Soil Structure and Clay Mineralogy questions regularly will improve accuracy, speed, and confidence in the CUET PG 2026 exam.

CUET PG PYQs for Soil Structure and Clay Mineralogy with Solutions

1.
A sand sample has a bulk density of 20kN/m³ and degree of saturation of 70%. If the specific gravity of soil grain is 2.65, the value of critical hydraulic gradient for the soil will be.
- 1.02
- 1.05
- 1.10
- 1.15
View Solution
2.
The discharge unit draw down at the wall is known as.
- Specific yield
- Specific storage
- Specific retention
- Specific capacity
View Solution
3.
Match List I with List II
LIST I (Deposit) LIST II (Satl structure)
A. Coarse grained soil I. Flocculated
B. Silt deposit II. Cohesive matrix
C. Clay deposit III. Honey comb
D. Composite soil IV. Single grained
Choose the most appropriate answer from the options given below:
- A-II, B-III, C-I, D-IV
- A-IV, B-III, C-I, D-II
- A-II, B-I, C-III, D-IV
- A-IV, B-I, C-III, D-II
View Solution
4.
Water that is held at a potential greater than \(-\frac{1}{3}\) bar and that portion of soil water that will drain freely from the soil by force of gravity is called:
- Capillary water
- Hygroscopic water
- Gravitational water
- Flood water
View Solution
5.
Match List-I with List-II. List-I Soil Property: A. Porosity, B. Potential flow, C. Soil moisture tension, D. Water balance. List-II Detail/Process: I. The ratio of volume of pores to the total soil volume, II. The irrotational and steady flow, III. The tenacity of soil by which water is retained in it, IV. Hydrological balance between rainfall and irrigation that change the soil moisture.
- A-I, B-II, C-III, D-IV
- A-II, B-III, C-IV, D-I
- A-III, B-IV, C-I, D-II
- A-IV, B-I, C-II, D-III
View Solution
6.
A soil sample has a shrinkage limit of 10% and specific gravity of soil solids as 2.7. The porosity of the soil at shrinkage limit is.
- 21.2%
- 27%
- 73%
- 78.8%
View Solution
7.
In order to ensure that no scouring take place in the bed of a channel of bed slope 'S' constructed on alluvial soil of particle size 'd' cm, the flow velocity should be restricted.
- \(4.85 \,d^{\frac{1}{2}}s^{-\frac{1}{6}}\)
- \(4.85 \,d^{\frac{1}{2}}s^{\frac{1}{6}}\)
- \(0.48 \,d^{\frac{1}{2}}s^{-\frac{1}{6}}\)
- \(0.48 \,d^{\frac{1}{2}}s^{\frac{1}{6}}\)
View Solution
8.
Arrange in descending order the soils on the basis of available water holding capacity. A. Clay loam, B. Silt loam, C. Clay, D. Fine loam, E. Sandy loam.
- A \(>\) B \(>\) C \(>\) D \(>\) E
- B \(>\) C \(>\) A \(>\) D \(>\) E
- C \(>\) A \(>\) B \(>\) E \(>\) D
- D \(>\) C \(>\) B \(>\) A \(>\) E
View Solution
9.
Water which is held at soil water potential greater than \(-15\) bars is called:
- Available water
- Unavailable water
- Frozen water
- Superfluous water
View Solution
10.
Match List-I with List-II. List-I Soil moisture: A. Saturation, B. Field capacity, C. Permanent wilting point, D. Hygroscopic coefficient. List-II Detail: I. Water held by soil against an applied pressure of 15 bars, II. When all pores of the soil are filled with water, III. Maximum amount of water that a soil will retain after allowing free drainage, IV. The water held by the soil at 31 bar.
- A-III, B-II, C-IV, D-I
- A-II, B-III, C-I, D-IV
- A-III, B-II, C-I, D-IV
- A-IV, B-II, C-I, D-III
View Solution
11.
Tensiometers measure the:
- Matric potential of soil moisture
- Electrical conductivity
- pH of the soil moisture
- Nutrient management in soil
View Solution
12.
Arrange these soil textural classes in descending order with respect to water permeability in root zone. A. Loam, B. Sandy loam, C. Clayey, D. Fine sandy, E. Gravelly.
- B \(>\) C \(>\) E \(>\) D \(>\) A
- E \(>\) D \(>\) B \(>\) A \(>\) C
- A \(>\) B \(>\) C \(>\) D \(>\) E
- E \(>\) A \(>\) B \(>\) C \(>\) D
View Solution
13.
The portion of water which is retained in the soil between field capacity \(\left(-\frac{1}{3}\ \text{bar}\right)\) and the permanent wilting coefficient \((-15\ \text{bar})\) is called:
- Unavailable water
- Available water
- Ice water
- Flood water
View Solution
14.
Match List-I with List-II. List-I Terminology/device: A. Tensiometer, B. Osmotic potential, C. Static water level, D. Contour. List-II Detail: I. Portion of water potential that results from the solute present in the soil system, II. The level at which the water stands in a well before pumping starts, III. Line joining equal elevation point of the field, IV. Soil moisture content.
- A-II, B-I, C-III, D-IV
- A-IV, B-II, C-I, D-III
- A-I, B-II, C-III, D-IV
- A-IV, B-I, C-II, D-III
View Solution
15.
Arrange the following soil types in descending order as per permanent wilting percentage of water. A. Fine sand, B. Sandy loam, C. Silt loam, D. Clay loam, E. Clay.
- A \(>\) B \(>\) C \(>\) D \(>\) E
- E \(>\) D \(>\) C \(>\) B \(>\) A
- D \(>\) B \(>\) C \(>\) E \(>\) A
- E \(>\) C \(>\) D \(>\) A \(>\) B
View Solution

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	LIST I (Deposit)		LIST II (Satl structure)
A.	Coarse grained soil	I.	Flocculated
B.	Silt deposit	II.	Cohesive matrix
C.	Clay deposit	III.	Honey comb
D.	Composite soil	IV.	Single grained

CUET PG PYQs for Soil Structure and Clay Mineralogy with Solutions

1.A sand sample has a bulk density of 20kN/m3 and degree of saturation of 70%. If the specific gravity of soil grain is 2.65, the value of critical hydraulic gradient for the soil will be.

2.The discharge unit draw down at the wall is known as.

3.Match List I with List II LIST I (Deposit) LIST II (Satl structure) A.Coarse grained soil I.Flocculated B.Silt depositII.Cohesive matrixC.Clay deposit III.Honey comb D.Composite soil IV.Single grainedChoose the most appropriate answer from the options given below:

4.Water that is held at a potential greater than \(-\frac{1}{3}\) bar and that portion of soil water that will drain freely from the soil by force of gravity is called:

6.A soil sample has a shrinkage limit of 10% and specific gravity of soil solids as 2.7. The porosity of the soil at shrinkage limit is.

7.In order to ensure that no scouring take place in the bed of a channel of bed slope 'S' constructed on alluvial soil of particle size 'd' cm, the flow velocity should be restricted.

8.Arrange in descending order the soils on the basis of available water holding capacity. A. Clay loam, B. Silt loam, C. Clay, D. Fine loam, E. Sandy loam.

9.Water which is held at soil water potential greater than \(-15\) bars is called:

11.Tensiometers measure the:

12.Arrange these soil textural classes in descending order with respect to water permeability in root zone. A. Loam, B. Sandy loam, C. Clayey, D. Fine sandy, E. Gravelly.

13.The portion of water which is retained in the soil between field capacity \(\left(-\frac{1}{3}\ \text{bar}\right)\) and the permanent wilting coefficient \((-15\ \text{bar})\) is called:

15.Arrange the following soil types in descending order as per permanent wilting percentage of water. A. Fine sand, B. Sandy loam, C. Silt loam, D. Clay loam, E. Clay.

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1.
A sand sample has a bulk density of 20kN/m³ and degree of saturation of 70%. If the specific gravity of soil grain is 2.65, the value of critical hydraulic gradient for the soil will be.

2.
The discharge unit draw down at the wall is known as.

3.
Match List I with List II
LIST I (Deposit) LIST II (Satl structure)
A. Coarse grained soil I. Flocculated
B. Silt deposit II. Cohesive matrix
C. Clay deposit III. Honey comb
D. Composite soil IV. Single grained
Choose the most appropriate answer from the options given below:

4.
Water that is held at a potential greater than \(-\frac{1}{3}\) bar and that portion of soil water that will drain freely from the soil by force of gravity is called:

6.
A soil sample has a shrinkage limit of 10% and specific gravity of soil solids as 2.7. The porosity of the soil at shrinkage limit is.

7.
In order to ensure that no scouring take place in the bed of a channel of bed slope 'S' constructed on alluvial soil of particle size 'd' cm, the flow velocity should be restricted.

8.
Arrange in descending order the soils on the basis of available water holding capacity. A. Clay loam, B. Silt loam, C. Clay, D. Fine loam, E. Sandy loam.

9.
Water which is held at soil water potential greater than \(-15\) bars is called:

11.
Tensiometers measure the:

12.
Arrange these soil textural classes in descending order with respect to water permeability in root zone. A. Loam, B. Sandy loam, C. Clayey, D. Fine sandy, E. Gravelly.

13.
The portion of water which is retained in the soil between field capacity \(\left(-\frac{1}{3}\ \text{bar}\right)\) and the permanent wilting coefficient \((-15\ \text{bar})\) is called:

15.
Arrange the following soil types in descending order as per permanent wilting percentage of water. A. Fine sand, B. Sandy loam, C. Silt loam, D. Clay loam, E. Clay.