41.
In sugarcane, which leaf is most appropriate for total tissue test

42.
Rendzina Soils come under

43.
Sandstone, dolomite rocks are

44.
Energy content is more in case of

45.
The peeling off the plates from parent rock due to differential expansion and contraction of minerals as a result of changes in temperature, is called as

46.
Activated sludge contains

47.
Zn-EDTA contains . . . . . . . . % Zn.

48.
Hydrogen bonding takes place in the interlayer of

49.
Which of the following nutrient is absorbed in both positive and negative forms?

50.
End product of denitrification process is

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