A. Peshawar
B. Islamabad
C. Rawalpindi
D. Chakwal
Agronomy
Which one of the following constitute the best defamation of fruit…………….?
A. A fruit is a product of flower
B. A fruit is a product of ovary
C. A fruit is a mature ovary that contain seed
D. A fruit is post-fertilization product of the pistil
The harmful influence of one living plant on another living plant by the secretion of a toxic substance is called…………….?
A. Allergy
B. Allelopathy
C. Parasitism
D. Antagorusm
The wearing away of the land surface by wind, water, ice or other geological agent is called………………?
A. Seepage
B. Soil conservation
C. Erosion
D. fertility depletion
The ratio of actual cultivated area to a total farm area over a year is called………………?
A. Cropping pattern
B. Cropping intensity
C. Cost-benefit ratio
D. None of the above
Pulling of off- type plants from a cropped field is called……………….?
A. Rouging
B. Weeding
C. Pruning
D. None of the above
The living together of two or more species in a prolonged and intimate ecological relationship is called…………….?
A. Symbiosis
B. Biosystem
C. Auto environment
D. Climate
Weedicides that kill the foliage of weeds by direct contact are as…………….?
A. Trifluration
B. Paraquet
C. Bromoxy nil
D. Loxynil
Soil water in excess of hygroscopic and capillary water which moves downward through the soil by the force of gravity is called…………..?
A. Capillary water
B. sub-surface water
C. Gravitational water
D. Run off water
The application of fertilizer nutrients in proportions best suited to the needs of the crop is called……………..?
A. fertilizer placement
B. fertilizer use efficiency
C. Nitrogen use efficiency
D. Balanced fertilization