Agronomy MCQs

294 MCQs  — Agriculture MCQs  (Page 9 of 30)

Low soil pH is the indication of_______________?
A. High mg and ca
B. High n and s
C. Low n and ca
D. Moderate mg and ca
N mineralization is effected by soil pH_______________?
A. Below 6
B. Above 6
C. Above 10
D. None of the above
Penetrometer are used for measuring__________________?
A. Soil tilth depth
B. Soil mositure
C. Soil compaction
D. Soil seepage
Excess of nitrogen to plants causes_________________?
A. Delay in ripening
B. Delay in growth
C. Delay in germination
D. All the above
Root nodules in plants help in___________________?
A. Photosynthesis
B. Aeration
C. Nitrogen fixation
D. Respiration
Green revolution came into being due to evolution of_________________?
A. Wheat varieties
B. Sugarcane varieties
C. Cotton varieties
D. All the above