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A test cross is carried out to...

A test cross is carried out to

A

Determine the genotype of a plant at `F_(2)`

B

Predict whether two traits are linked

C

Assess the number of alleles of a gene

D

Determine whether two species or varieties will successfully

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The correct Answer is:
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A cross was carried out between two pea plants showing the contrasting traits of height of the plant. The result of the cross showed 50% of parenal characters. i) Work out the cross with the help of a Punnett square. ii) Name the type of the cross carried out.

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MODERN PUBLICATION-PRINCIPLES OF INHERITANCE AND VARIATION-COMPETITION FILE (OBJECTIVE TYPE QUESTIONS (A. MULTIPLE CHOICE QUESTIONS (MCQs):)
  1. How many types of genetically different gametes will be produced by a ...

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  2. Two allelic genes are located on

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  3. A test cross is carried out to

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  4. The idea of mutations was brought forth by

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  5. Among the seven pairs of contrasting traits in pea plant as studied by...

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  6. Crick one of the discoverer of DNA double helical stucture, was the ma...

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  7. Some of the dominant traits studied by Mendel were

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  8. In a dihybrid cross where two parents differ in two pairs of contrasti...

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  9. The colour based contrasting traits in seven contrasting pairs, studie...

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  10. The number of autosomes in a normal human cell is :

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  11. Down's syndrome is associated with trisomy of chromosome number:

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  12. The syndrome in which individual somatic cell contains three sex chrom...

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  13. Antibodies resemble which of the following shape?

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  14. When yellow round heterozygous pea plants are self fertilised, the fre...

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  15. In XO type of sex determination

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  16. Who used the frequency of recombination between gene pairs on the same...

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  17. Sickle cell anaemia is caused by the subsitution of :

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  18. Who postulated the "Chromosomes" Theory of Inheritance Or The beha...

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  19. If two persons with 'AB' blood group marry and have sufficiently large...

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  20. Which Mendelian idea is depicted by a cross in which the F(1)-generati...

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