Question
A train overtakes two persons walking along a railway
track. The first one walks at 3.2 Km/h. The other one walks at 4.5 Km/h. The train needs 5.5 and 5.6 second respectively to overtake them. What is the speed of the train if both the persons are walking in the same direction as the train?Solution
Which property of soil usually reflects the extent of leaching and weathering of soils?
Which factor significantly influences the decomposition rate of organic matter in soils?
Which of the following is the progeny of breeder seed and is responsible for producing certified seed?
Which of the following primary tillage operation is used to invert the soil partially or completely?
The study of soil from the stand point of higher plants is known as……………………….
Which factor most significantly influences soil bulk density?
 The larger the soil aggregates, the greater is the amount of ……………………….pores.
The most suitable soil type for groundnut cultivation is _____
Which of the following actinomycetes is responsible for nitrogen fixation?
The liming material generally used for reclaiming acid soilsÂ
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