A. Increase in proline level
B. Increase in ethylene level
C. leaf rolling
D. all the above
Related Mcqs:
- In wheat, Hessian fly pest is genetically controlled by__________________?
A. Cytoplasm
B. 5D + 5d
C. 2D
D. 1D - Concept of biparental mating was developed by__________________?
A. Perkins (1968)
B. Jinks and Jones (1958)
C. Hayman (1958)
D. Comstock and Robinson (1948) - Dominance hypothesis of heterosis was first proposed by__________________?
A. Davenport (1908)
B. Shull (1914)
C. Bruce (1910)
D. Davis (1927) - Concept of ideotype was coined by__________________?
A. Oat
B. Sorghum
C. Wheat
D. Rice - Linkage of hereditary units was discounted by__________________?
A. W. Batson and B.C Pun net
B. T.B. Morgan and G. Mendel
C. W.S. Sutton and K. R. Porter
D. C.B. Bridges and G.H. Shull - The term useful heterosis was first used by__________________?
A. Meredith and Bridge (1972)
B. Richey (1914)
C. Jenkins (1935)
D. Hull (1950) - Top cross was first suggested by__________________?
A. Simmonds (1979)
B. East (1908)
C. Davenport (1908)
D. Davis (1927) - First intergeneric hybrid between radish and cabbage was made by__________________?
A. Jones (1917)
B. Muller (1927)
C. Fray (1966)
D. Karechenko (1927) - Organic evolution through large discontinuous variations was propound by__________________?
A. Mendel
B. Darwin
C. Huge and Vnes
D. Lamak - The term gene was coined by__________________?
A. Batson
B. Johnnsen
C. Punned
D. Darlington
