The systematic arrangement of soil in to groups or categories is called_________________?

A. Crop seeds
B. weed seed
C. Both a and b
D. non of these

A. Same craps
B. Growing green manures
C. Growing different crops
D. Growing fodder crops

A. Arctic
B. Sub-temperature
C. Semiarid
D. Semi arctic

A. 300 mm
B. 200 mm
C. 400 mm
D. 450 mm

A. Com
B. Egg
C. Pulses
D. non of there

A. 12800,000 bales
B. 1200,000 bales
C. 1000,000 bales
D. 1100,000 bales