Which letter-cluster will replace the question mark (?)

Meso climate is concerned with the study of climate over relatively smaller areas between______ km across.

The main objective of blanching is/are:

In brown manuring, weeds are knocked down by_________

Feeding habit of silver carp is

The product of pedigree selection is

Agricultural economists which are involved in price determination & market channels are known as………………….

‘Heart rot’ in Sugarbeet and ‘water core’ in turnip are the deficiency symptoms of:

Pradhan Mantri Kisan Samman Nidhi (PM-KISAN) was launched on _____

In which type of flower does the margin of the thalamus grow upward and enclose the ovary completely, making the ovary inferior?

MSP is announced at the…………….. of crop season.