11. The alluvial soils of India, deficiency of the following nutrients is most wide spread :
12. CEC of montmorilonite is
13. Removal of Ca will be more in
14. The ratio of 'organic carbon' to 'organic matter' in soil is
15. Chlorophyll absorption band is located within
16. The term 'Alto' is used to signify . . . . . . . . type of cloud.
17. Potash Research Institute is situated at
18. Among the following, the sequence of textural classes of soil with increasing order of fineness of texture is
19. Reduction of pore volume by expulsion of water is termed as
20. If pH of soil increases, then which of the following statement is false?
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