Air contains___________________?
A. 70% nitrogen
B. 50% nitrogen
C. 78% nitrogen
D. None of the above
Agronomy
Seed leachate conductivity is significantly higher in seeds having_________________?
Seed leachate conductivity is significantly higher in seeds having_________________?
A. Higher shoot weight
B. Lower shoot weight
C. Higher root weight
D. None of the above
Use of linear measurements of plumule growth as a vigour test was first suggested by_______________?
Use of linear measurements of plumule growth as a vigour test was first suggested by_______________?
A. Woodstock (1976)
B. Germ (1949)
C. Baskin (1972)
D. Maguire (1962)
Electrolytes leakage is found greater in______________?
Electrolytes leakage is found greater in______________?
A. HD grains
B. LD grains
C. All the above
D. non of these
The potential means of enhancing productivity is_________________?
The potential means of enhancing productivity is_________________?
A. Quality of seeds
B. Quantity of seeds
C. Seed density
D. All the above
Abnormal seeding growth in rice is more closely related, with______________?
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
Abnormal seeding growth in rice may be due to_________________?
Abnormal seeding growth in rice may be due to_________________?
A. Intrinsic Mechanism
B. Lack of integrity in seed cells
C. Endogenous inhibitors
D. Al the above
Seed dormancy of nee seeds can be successfully broken by heat treatment at________________?
Seed dormancy of nee seeds can be successfully broken by heat treatment at________________?
A. 50°c for 3-7 days
B. 45°c for 3-8 days
C. 54°c for 2-6 days
D. None of the above
Progeny of nucleus seed is called__________________?
Progeny of nucleus seed is called__________________?
A. Foundation seed
B. Breeder seed
C. Certified seed
D. Registered seed
Who gave the formula for speed of germination_______________?
Who gave the formula for speed of germination_______________?
A. Maguire (1962)
B. Baskin (1972)
C. Moore (1973)
D. Germ (1949)