Login / Signup

Question

Which among the following factors is/are not essential for commercial exploitation of heterosis?

A Heterosis of 40% and above is considered significant in most of the crops.

B There should be high percentage of selfing and low percentage of outcrossing

C The floral biology should permit large production of hybrid seed

D Availability of male sterility (MS) and self incompatibility (SI) systems

E Both B and C

Practice Next

More Plant Breeding Questions

During which phase of mitosis do chromosomes align along the equatorial plane of the cell?
Term for the distance on a chromosome that permits one percent recombination (crossing over) between two linked genes is?
The level of heterosis is generally ……………… in cross pollinated species and ……………… in self-pollinated species
Which mode of reproduction involves the formation of plants without the fusion of male and female gametes?
What term is used to describe the phenomenon when a gene influences two or more characters that are not related?
Which mechanism refers to the presence of unisexual flowers on separate plants, as seen in plants like papaya and spinach?
The term that describes a gene's ability to produce different degrees of the same trait?
In the pedigree method, individual plants are selected from …………….. and subsequent generations, and their progenies are tested.
Term which refers to the pairing of homologous chromosomes during meiosis and is essential for crossing over?
Flowers do not open at all which ensures complete self pollination in

Relevant for Exams:

Hey! Ask a query

ask-question