The component lines used in development of composite variety of maize are
A. Inbreed lines
B. Single crosses
C. Top crosses
D. Open pollinated varieties
Answer: Option D
Solution(By Examveda Team)
The component lines used in the development of a composite variety of maize are Open-pollinated varieties.A composite variety is a variety developed by mixing the seeds of various phenotypically outstanding lines possessing similarities in various characteristics like height, seed size, seed colour, maturity, etc.
Crossing among the selected varieties is possible because the species used are open-pollinated.
Related Questions on Genetics and Plant Breeding
Genetic code was discovered by
A. Khorana and Methaei
B. Flemming and Methaei
C. Holley, Nirenberg and Khorana
D. Holley and Nirenberg
Progeny of breeder seed is referred to as
A. Breeder seed
B. Nucleus seed
C. Foundation seed
D. Certified seed
Molecular basis of organ differentiation depends on the modulation in transcription by
A. RNA pol
B. Transcription factor
C. Anticodon
D. All of the above
The phenomenon of linkage was first observed by
A. Bateson and Punnet
B. Nilson
C. Hugo de Vries
D. Mendel
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