Question
How many meaningful English words can be formed using B,
E, O and R using each letter only once in each word?Solution
The correct answer is A
Microbe involved in biological oxidation of ammonium ion to nitrite ion is
A farmer wants to optimize soil organic matter and minimize nitrogen loss. Which practice would be most effective in achieving this balance?
The element which becomes deficit in acidic conditions ___
The Fertilizer (control) order came into force in
Soil is a natural body composed of mineral and organic costituents, having definite genesis and a distinct nature of its own. Who amongst the following ...
In soil, heat transfer is mainly due to
Match the following:
1.        Soil moisture tension                                          ...
Which of the following element is mobile in soil but immobile in plants?Â
 Biological oxidation of elemental Sulphur is carried out by which of the following bacteria?
Which of the following factors are considered to be the most active in the process of soil formation?
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