Q. Swampy land is ________

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Q. Salinity increases the osmotic activity of the plants.

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

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

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

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

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

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

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Q. What factor creates temporary and continuous waterlogging?

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Q. Which factor leads to waterlogging due to obstruction?

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

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

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Q. Which factor causing waterlogging suggests extensive irrigation?

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

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Q. Waterlogging is the rise of water table.

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

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

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

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Q. Shallow surface drains are connected to outlet drains.

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

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