A.More soil
B.Drugs
C.Chemical fertilizers
D.Cattle dung
Related Mcqs:
- Atmospheric ozone layer which protect us from UV-B and C is getting depleted most by addition of __________?
- The natural nitrogen cycle is greatly affected by the excessive use of:
- Drug dependence means
- Thermal insulation, leading to greater deposition of dew. In addition organic mulches also contribute to:
- Positive pollution of soil is due to:?
- Salinization is __________?
- In coarse textured soils:?
- Zinc deficiency occurs in crops growing in soils having high phosphorous:
- Mulching helps in __________.
- Inorganic of mineral origin are:
