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Polyembryony

Superority of...

Question

Superority of hybrid over parent is ____.

A

Inbreeding depression

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B

Selection

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C

Hybridized progeny

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D

Hybrid vigour

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Solution

The correct option is D Hybrid vigour
Breeding usually takes place between members of different varieties or strains and in certain plants of closely related species. The progeny is known as hybrid and have phenotypes showing characteristics which are superior to either of the parents stock. This phenomenon is known as hybrid vigour or heterosis.
So, the correct answer is 'Hybrid vigour'

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Similar questions

Q. Assertion :Phenotypic superiority of hybrid over either of its parents in one or more traits is termed hybrid vigour. Reason: Suppression of expression of recessive harmful genes occurs in heterozygotes.

Q. During hybridization offsprings with hybrid vigour superior to both parents are self-pollinated for few successive generations to

Q. State whether the following statements are true or false.
The increased superiority of hybrids over the parents is called heterosis.

Q. Assertion : A single outcross between a superior animal of the inbreeding population and another superior animal of an unrelated population of the same breed can overcome inbreeding depression.

Reason : Crossing unrelated animals decreases the chances of homozygosity in progeny.

Q. Hybrids are generally superior to parents due to

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