Q. Salinity increases the osmotic activity of the plants.

View solution

Q. Which of the following is a remedial measure for water-logging?

View solution

Q. Which of the following factor do not contribute to water-logging?

View solution

Q. Which one of the following is not a remedial measure for waterlogging?

View solution

Q. Which factor depends upon the depressions of the terrain and causes water logging?

View solution

Q. Which factor is concerned with the growth of weeds?

View solution

Q. Due to inadequate drainage which factor causes waterlogging with constant percolation?

View solution

Q. What factor creates temporary and continuous waterlogging?

View solution

Q. Which factor leads to waterlogging due to obstruction?

View solution

Q. Which factor comes into play when less permeable substratum is present?

View solution

Q. When a canal is taken as an example what factor about it causes waterlogging?

View solution

Q. Which factor causing waterlogging suggests extensive irrigation?

View solution

Q. Seepage of water from the adjoining highlands causes waterlogging.

View solution

Q. Waterlogging is the rise of water table.

View solution

Q. The land is made to be sloped towards the ditches.

View solution

Q. How many types of structures can be constructed in the fields to remove excess waters?

View solution

Q. What is the name given to the drains used in depressions?

View solution

Q. Shallow surface drains are connected to outlet drains.

View solution

Q. What is the cross sectional shape of shallow surface drains?

View solution

Q. Which type of open drains would be fully operative only in rainy season?

View solution