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The number of five–digit telephone numbers which can be formed using the digits of 0, 1, 2,...., 9 is 105. The number of five-digit telephone numbers which have none of their digits repeated is 10P5 = 10 × 9 × 8 × 7 × 6 = 30240 Hence the required number =105 - 30240 = 69760
Soil structural units having horizontal axis much longer than vertical axis. Such type of soil structure is known as
with the help of ICT, a system to identify, analyse and manage site soil spatial and temporal variability within field for optimum profitability sustain...
The silk fibres are held together in cocoon by a substance known as……………………
…………………..measures the proportion of cation exchange sites occupied by sodium.
The Indian council of Agricultural Research (ICAR) set up an All India Soil Survey Committee in 1953 which divided the Indian soils into …….. major ...
The soil amendment used for the reclamation of Sodic soil is
What soil moisture constant refers to the capacity of soil to retain water against the downward pull of gravity?
Which of the following parameter is not included in the Soil health card?
The indicator plant for zinc deficiency is ____
Which soil forming process involves the deposition of materials removed from eluvial horizons into lower horizons, leading to the creation of illuvial h...
