Irrigation Techniques And Water Requirement Of Crops - 2


10 Questions MCQ Test Mock Test Series for Civil Engineering (CE) GATE 2020 | Irrigation Techniques And Water Requirement Of Crops - 2


Description
This mock test of Irrigation Techniques And Water Requirement Of Crops - 2 for Civil Engineering (CE) helps you for every Civil Engineering (CE) entrance exam. This contains 10 Multiple Choice Questions for Civil Engineering (CE) Irrigation Techniques And Water Requirement Of Crops - 2 (mcq) to study with solutions a complete question bank. The solved questions answers in this Irrigation Techniques And Water Requirement Of Crops - 2 quiz give you a good mix of easy questions and tough questions. Civil Engineering (CE) students definitely take this Irrigation Techniques And Water Requirement Of Crops - 2 exercise for a better result in the exam. You can find other Irrigation Techniques And Water Requirement Of Crops - 2 extra questions, long questions & short questions for Civil Engineering (CE) on EduRev as well by searching above.
QUESTION: 1

Irrigation of a field is normally warranted when the available moisture content in the root zone of a crop is depleted by about

Solution:
QUESTION: 2

Conjunctive use of water in a basin means

Solution:
QUESTION: 3

Net irrigation requirement of a crop is equal to

Solution:

Net Irrigation Requirement (N!R) is the amount of irrigation water required in order to meet the evapotranspiration need of the crop as well another, needs such as leaching. Therefore, NIR = Cu - Re + Water lost as percolation in satisfying other needs such as teaching.

QUESTION: 4

In an irrigation system, water was delivered to the field in ditches spaced about 30 m apart, and was allowed to seep into the ground to maintain the water table at such a height that the water is available to the crops through the capillary fringe. This method of irrigation is called.

Solution:

When a system of open jointed drains is artificially laid below the soil, so as to supply water to the crops by capillarity, then it is known as artificial sub-irrigation. It may be recommended only in some special cases with favourable soil conditions and for cash crops of high return.

QUESTION: 5

In contour border irrigation method

Solution:
QUESTION: 6

In border method of irrigation, the flow along the border is a case of

Solution:
QUESTION: 7

In an irrigation system, the land was divided into a large number of smaller size unit areas, having fairly level surface, by bunds and cross ridges. The basins thus created were filled with water to the desired depth and the Water was retained for some time. This method of irrigation is known as 

Solution:

Check flooding is similar to ordinary flooding except that the water is controlled by surrounding the check area with low and flat levels. Levels are generally constructed along the continuous having vertical interval of about 5 to 10 cm. 
This method is suitable for more permeable soils as well as for less permeable soils. The water can also be held on the surface for a longer time in case of less permeable soils.

QUESTION: 8

For growing irrigated paddy, the ideal water application method is

Solution:
QUESTION: 9

The maximum application rate by sprinklers is limited by

Solution:
QUESTION: 10

Which of the following statements pertaining to sprinkler irrigation is not correct?

Solution: