Self-incompatibility is controlled by_________?
A. Multiple alleles
B. Polygenes
C. Plasmogenes
D. Both B and C
Plant Breeding and Genetics
Male sterility is absence of_________?
Male sterility is absence of_________?
A. Functional pollen
B. Sterile pollen
C. Sterile anther
D. All of these
Colour blindness is a________?
Colour blindness is a________?
A. S*x linked trait
B. S*x influenced trait
C. S*x limited trait
D. None of above
The centre of origin of sunflower is__________?
The centre of origin of sunflower is__________?
A. East Asia
B. North America
C. West Africa
D. South America
The seed of sunflower is called_________?
The seed of sunflower is called_________?
A. Samara
B. Achene
C. Caryopsis
D. Phyxis
The disc florets of sunflower is__________?
The disc florets of sunflower is__________?
A. Pistillate
B. Staminate
C. Bisexual
D. Usually sterile
The ray florets of sunflower is usually?
The ray florets of sunflower is usually?
A. Sterile
B. Pistillate
C. Bisexual
D. Staminate
The oil content in sunflower is________?
The oil content in sunflower is________?
A. 25-35%
B. 50-60%
C. 35-40%
D. 45-55%
Which one of the following is not a cereal crop?
Which one of the following is not a cereal crop?
A. Paddy
B. Wheat
C. Sorghum
D. Maize
The cellular structure which always disappears during mitosis is___________________?
The cellular structure which always disappears during mitosis is___________________?
A. Plastids
B. Protoplasm
C. Membrane
D. Nuclear and membrane