Prescribed germination percentage of foundation seed of ground nut is _____?
A. 70
B. 20
C. 85
D. 90
Seeds which dried at low moisture contents and stored at low temperature without loosing their viability are _____?
A. Recalcitrant seeds
B. Active seeds
C. Orthodox seeds
D. Certified seeds
Certification is not required for _____?
A. Nucleus seed
B. Breeder seed
C. Foundation seed
D. Certified seed
Barani Agriculture institute is located at _____?
A. Peshawar
B. Islamabad
C. Rawalpindi
D. Chakwal
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
