The following fertilizers can be used to neutralize soil acidity except
The following fertilizers can be used to neutralize soil acidity except A. wood ash B. ammonium nitrate C.…
Which of the following groups of rocks is formed as a result of volcanic eruption?
Which of the following groups of rocks is formed as a result of volcanic eruption? A. lomestone,basalt and…
The following crops will enrich the soil with nitrates except
The following crops will enrich the soil with nitrates except A. calopogonium B. pueraria C. centrosema D. exoriepus…
A detrimental effect of bush burning is that it
A detrimental effect of bush burning is that it A. destroys soil organic matter B. destroys weed seeds…
Which of the following statements about soil organisms is false?
Which of the following statements about soil organisms is false? A. soil pH will attack population of soil…
Which of the following properties of soil determines its water-holding capacity? I. Texture II. pH…
Which of the following properties of soil determines its water-holding capacity? I. Texture II. pH III. Colour IV.…
Which of the following statements is correct about micro-nutrients? They
Which of the following statements is correct about micro-nutrients? They A. promote formation of only root nodules B.…
In which layer of the soil profile do most biological activities occur?
In which layer of the soil profile do most biological activities occur? A. D-horizone B. C-horizone C. B-horizone…
Which of the following factors are causes of deforestation in West Africa? I. expansion of…
Which of the following factors are causes of deforestation in West Africa? I. expansion of cultivated land II.…
Soil water that is available for root absorption at field capacity is
Soil water that is available for root absorption at field capacity is A. capillary water B. hygroscopic water…