Soil Organic Matter MCQs Quiz 12

1. Which of the following is a major advantage of well-decomposed farmyard manure (FYM) over fresh FYM?

2. ___________ is the most abundant element in soil organic matter

3. Arylsulfatase is primarily involved in which biogeochemical process?

4. Acid phosphatase activity in soils is generally higher under ______________

5. Soil pollution with heavy metals (e.g., lead, cadmium),  typically results in ____________

6. Soil phosphatase enzymes play a key role in __________

7. Soil urease activity is primarily associated with ______________

8. Typical C:N ratio of well-decomposed vermicompost is _____________

9. Compared to Farmyard Manure, vermicompost generally has ________________

10. A chemically complex, recalcitrant organic fraction resistant to microbial decomposition is called _____________