Agriculture MCQs

2794 MCQs  (Page 236 of 280)

Genetic correlation between two variables may be due to___________________?
A. Gene interaction
B. Peliotropy
C. Dominance
D. Selection differential
Concept of biparental mating was developed by__________________?
A. Perkins (1968)
B. Jinks and jones (1958)
C. Hayman (1958)
D. Comstock and robinson (1948)
Concept of triple test cross of analysis was developed by____________________?
A. Kearsey and jinks (1960)
B. Mather (1949)
C. Anderson (1957)
D. Fisher (1960)
Alley cropping’ means?
A. Growing of pastures in between two widely spaced rows of fast growing trees
B. Growing of field crops in between two widely spaced rows of fast growing trees
C. Growing of only short duration crops in between two widely spaced rows of fast growing trees
D. Growing of only fooder crops in between two widely spaced rows of first growing trees
Gassypium hirsutum was developed from a cross between________________?
A. G.arbarieum and g. rainmundii
B. G.arbarieum and g.thurberii
C. G.arbarieum and g.barbadense
D. G.arbarieum and g.herbaceum
Dormancy of insects in summer is called________________?
A. Hibernation
B. Thanolasis
C. Aestivation
D. Ecdysiast