Principles of Inheritance & Variation

Subject matter experts of JagranJosh have developed chapter wise practice questions of Class 12th as per the relevancy of the chapter in the CBSE board exam. This practice set contains 10 questions with detailed explanations on “Chapter: Principles of inheritance and variation” of Mathematics.

  • Q1.The factors for a character will segregate equally and pass on to each gamete uncontaminated. Guess the statement belongs to

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  • Q2.The process of removing stamens of a flower during hybridization is called

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  • Q3.Check the following cross gives a typical dihybrid test cross ratio?

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  • Q4.ABO - blood group in man is under the control of

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  • Q5.Genes of a flower colour in Mirabilis Jalapa show incomplete dominance. In a cross between red and white flowered plant, all the F, plants are pink flowered. If these plants are self-pollinated, the phenotypic ratio in the F 2 generation will be

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  • Q6.Three children of a family have blood groups A, AB and B. What could be the genotypes of their parents?

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  • Q7.Inheritance of skin colour in human is an example of

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