MCQs Soil Science-3

1. _______________ is the inherent capacity of soil to supply nutrients in balanced form

2. Wheat is ______________ in nature

3. ___________________ describe the rate at which water moves through soil

4. _____________ is an inter-species interaction, which improves soil nutrient uptake

5. Some weeds actively eliminate competition by releasing toxins in the soil and inhibit normal growth of other plants this phenomenon is known as ______________

6. Efficiency of leguminous crops depends on ___________

7. Considering relationship with soil, pick the odd term from the following

8. The most abundant mineral in the earth’s crust is _______________

9. _____________ _ is an intraspecific cellular extension, which increases the root surface area for efficient water and nutrient absorption

10. Soils irrigated by tube well water generally experience the deficiency of ___________

11. ___________ is the most suitable soil for potato cultivation

12. ____________ can influence the selection of irrigation method

13. Azotobacter is a___________________ that fix atmospheric nitrogen in the soil

14. Cover crops cause reduction of ____________

15. __________ is the relative proportions of soil particles in the soil.

16. Method which completely removes weed plans is called___________

17. The value of bulk density of mineral soil is always ______________ particle density

18. _________  are the diverse community of microorganisms living in the rhizosphere

19. Soils irrigated by tube well water generally experience the deficiency of ___________

20. In ____________ an immature crop is incorporated into the soil