In India,the high-yielding varieties of $Jaya$ and $Ratna$ belong to which of the following?

The first man-made cereal crop,Triticale,is obtained by crossing wheat with which of the following?

The steps of a plant breeding program are given below. Arrange them in the correct sequence.
$(a)$ Cross-hybridization among the selected parents
$(b)$ Testing,release,and commercialization of new cultivars
$(c)$ Collection of variability
$(d)$ Selection and testing of superior recombinants
$(e)$ Evaluation and selection of parents

Which of the following steps in plant breeding is very tedious and time-consuming?

Which of the following statements is consistent with obtaining a progeny with genetic variation?

Which one of the following combinations would a sugarcane farmer look for in the sugarcane crop?