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A cross between hybrid and a recessive p...

A cross between hybrid and a recessive parent (Tt `xx `t t) gives a ratio of

A

`1:1 `

B

`2:1 `

C

` 3:1`

D

`4:1`

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The correct Answer is:
A
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KUMAR PRAKASHAN-PRINCIPLES OF INHERITANCE AND VARIATION -SECTION -F (MULTIPLE CHOICE QUESTIONS (MCQS)) (MCQS FROM .DARPAN. BASED ON TEXTBOOK)
  1. In a plant, red fruit (R) is dominant over yellow fruit (r) and tallne...

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  2. Lack of independent assortment of two genes A and B in fruit fly Droso...

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  3. A cross between hybrid and a recessive parent (Tt xx t t) gives a rati...

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

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  5. The frequencies of alleles in a Mendelian population are subjected to ...

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  6. Which of the following is incorrectly paired ?

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  7. Which of the following will yield 45 tall and 14 dwarf plants?

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  8. When many genes control only one trait is called

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  9. In a cross 50% individuals were tall and 50% were dwarf, so the cross ...

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  10. Percentage of homozygous offspring in a monohybrid F2 cross is ......

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  11. Which one of the following is correctly matched ?

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  12. A gene is a

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  13. The percentage homozygous recessive gametes in YyRr is

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  14. Multiple alleles are characterized by

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  15. In Drosophila gene for white eye mutation is also responsible for depi...

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  16. In order to find out the different types of gametes produced by a pea ...

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  17. Which of the following points further strengthened Mendelism ?

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  18. In maize, hybrid vigour is exploited by

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  19. Which genotype represents a true hybrid condition ?

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  20. In progeny of dihybrid cross in F2 generation how many plants are homo...

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