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.Management Sciences
Category: Agronomy
Yield losses of rice crop due to weed infestation are___________________?
A. 10-20%
B. 5-15%
C. 20-50%
D. 20-60%
Due to phosphorus deficiency in plants____________________?
A. Roots do not develop properly
B. Plants mature late
C. Poor flowering and fruil selling occurs
D. All the above
On the basis of cotton cultivated area which on of the following countries occupies first position ?
A. Pakistan
B. India
C. America
D. China
A region with an annual rain fall of less than 10 inches comes under_________________?
A. Arid climate
B. Semi arid climate
C. Wet climate
D. Temperature
Indus river is one of the longest river of Asia measuring about_____________________?
A. 3000 Km
B. 2500 Km
C. 2900 Km
D. 3200 Km
Abnormal seeding growth in rice is more closely related, with______________?
A. IID grains
B. LD grains
C. Both a & b
D. None of the above
The lowest pest population that will cause economic damage is called__________________?
A. Economic pest
B. Economic threshold
C. Economic damage
D. None of the above
Botanical name of American cotton is_________________?
A. G. hirsutum
B. G. arborium
C. G. barb dense
D. Non of these
The plants which grown on stream bank are__________________?
A. Pheritophytes
B. Bryophytes
C. Xerophytes
D. None of the above
Sowing seed without any tillage in the soil is called__________________?
A. Minimum tillage
B. Zero tillage
C. Secondary tillage
D. None of the above
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