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Test cross is a cross between :...

Test cross is a cross between :

A

`Hybrid xx Dominant parent`

B

`Hybrid xx Recessive parent`

C

`Hybrid xx Hybrid parent`

D

Two distantly related species

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The correct Answer is:
B
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USHA PUBLICATION-HEREDITY & VARIATION -EXERCISE
  1. The F2 genotype ratio of monohybrid cross is :

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  2. To determine heterozygosity of a cross , one has to perform :

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  3. Test cross is a cross between :

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  4. A gene that masks another gene's expression is called :

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  5. Genes exhibiting multiple effects are known as :

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  6. In case of incomplete dominance , what will be the phenotypic ratio of...

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  7. Genes are made up of :

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  8. A dihybrid for qualitative trait is crossed with homozygous recessive ...

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  9. In garden pea , yellow colour of cotyledons is dominant over green and...

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  10. A true breeding plant producing red flowrs is crossed with a pure plan...

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  11. Test cross is a cross between :

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  12. The phenotypic ratio in the F2 generation of dihybrid cross is :

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  13. Grain colour in wheat is determined by three pairs of polygene . Follo...

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  14. Which of the following genes show the heterozygous condition ?

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  15. A dihybrid for qualitative trait is crossed with homozygous recessive ...

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  16. Which of the following is best suited for codominance ?

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  17. When a dihybrid cross is fit into a punnett square with 16 boxes , the...

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  18. In guinea pigs , black short hair ( BBSS ) is dominant over white long...

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  19. A pure tall and a pure dwarf plant were crossed to produced offsprings...

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  20. If AAbb xx aaBB , then phenotypic ratio of its progeny will be :

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