MCAER PG CET 2026 SOIL SCIENCE AND AGRIL CHEMISTRY QUIZ 1

 

MCAER PG CET 2026 – SOIL SCIENCE & AGRIL. CHEM. Mock Test

Time Left: 100 sec

1. Which clay mineral has the highest cation exchange capacity? (PYQ 2021)

Kaolinite Montmorillonite Illite Chlorite

2. The soil order dominant in black cotton soils of India is:

Alfisols Vertisols Inceptisols Entisols

3. The process of conversion of ammonium to nitrate is called: (PYQ 2020)

Ammonification Nitrification Denitrification Immobilization

4. Which soil property is most affected by organic matter?

Bulk density Soil colour Soil structure All of the above

5. The pH range of most productive agricultural soils is: (PYQ 2022)

4.5 – 5.5 5.5 – 6.5 6.0 – 7.5 7.5 – 8.5

6. The main source of soil acidity in humid regions is:

Leaching of bases Excess sodium Calcium carbonate Gypsum accumulation

7. Which micronutrient deficiency causes “Khaira disease” in rice? (PYQ 2019)

Iron Zinc Copper Manganese

8. The movement of nutrients to plant roots with water flow is called:

Diffusion Mass flow Interception Adsorption

9. The nutrient most commonly fixed in alkaline soils is:

Nitrogen Phosphorus Potassium Sulphur

10. The major component of soil organic matter is: (PYQ 2023)

Humus Cellulose Lignin Proteins