Category: Plant Breeding and Genetics

A. Onion
B. Tomato
C. Cotton
D. Sorghum

A. Two homologous chromosomes
B. Two non homologous chromosomes
C. Any two chromosomes with one each
D. Same chromosomes

A. Grafting
B. Budding
C. Layering
D. All the above

A. Confers
B. Mosses
C. grasses
D. Gymnosperm

A. Methionine
B. Arginine
C. Lysine
D. Trytophan

A. Meredith and Bridge (1972)
B. Richey (1914)
C. Jenkins (1935)
D. Hull (1950)

A. Perkins (1968)
B. Jinks and Jones (1958)
C. Hayman (1958)
D. Comstock and Robinson (1948)

A. Batson
B. Johnnsen
C. Punned
D. Darlington

A. Jones and Davies (1944)
B. Devaries and Correns (1900)
C. Bruce and Keeble (1908)
D. Nilson (1900)

A. brim (1966)
B. Jensen (1952)
C. Jensen (1970)
D. Russel (1978)