Types Of Irrigation Systems And Methods

A new 'vertical single band' technology has been implemented for sugarcane cultivation in some areas of Punjab. Which of the following statements is/are correct about this technique
A. This technology requires 85% less seeds than traditional farming.
B. It reduces water consumption by 50%.
C. The yield almost doubles.
Select the correct answer from the options given below:

Which of the following irrigation method is most suitable for undulating topography:

The working efficiency per day of deshi plough is