MCQs of Biology – Hybrid

Mating between two individuals differing in genotype to produce genetic variation is called :

When cross is made between two species of the same genus, then the cross is known as:

the off springs of mating between two pure strains are called as:

Cross between unrelated groups of organisms is called:

The phenomenon where the offspring superior than either of the parents is:

Heterosis is referred to as the phenomenon of attainment of:

Hybrid vigour is mostly due to :

Which of the following is an example of hybrid vigour?

The horse ( Equus caballus) has a diploid complement of 64 chromosomes including 36 acrocentric autosomes: the ass (Equus asinns) has 62 chromosomes including 22 number of chromosomes to be found in the hybrid offspring ( mule) produced by mating ass ( jack) to a female horse ( mare)