Irrigation Engineering (2170609) MCQ

MCQs of Module 5

MCQ No - 1

 A land is said to be water-logged when _______________

(A)

the aeration is stopped in the root zone due to the rise in water content

(B)

there is a reduction in crop yield

(C)

there is an accumulation of alkali salts in the root zone of the crop

(D)

there is salinity in the soil


A
MCQ No - 2

What is the pH range for strongly alkaline soils?

(A)

7.4 – 7.8

(B)

7.9 – 8.4

(C)

 8.5 – 9.0

(D)

 > 9


C
MCQ No - 3

Presence of excessive moisture retards the bacterial activities affecting crop growth.

(A)

 True

(B)

False


A
MCQ No - 4

Which of the following statement is wrong?

(A)

Seepage drains reduce the chances of water-logging

(B)

 Untimely maturity of the crops is the characteristic of water-logged lands

(C)

The percolation loss can be reduced by keeping the intensity of irrigation low

(D)

 There is no way to keep a watch over the problem of water-logging


D
MCQ No - 5

Swampy land is ________

(A)

 ill-aerated land

(B)

 the land where cultivation operations are impossible

(C)

 land having deposition of alkali salts in the root zone of the crops

(D)

 saline land


B