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Home > NCERT Solutions > Uttarakhand Board > Class 12 > Biology > Biology > Chapter 5 Principles Of Inheritance And Variation

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TextBook Solutions for Uttarakhand Board Class 12 Biology Chapter 5 Principles Of Inheritance And Variation

Question 1
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Name one trait that does not blend.

Solution
One Word Answer
Sex trait .
Question 2
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Give one example of genetic trait for each of the following in humans : (i) Lethality (ii) Multiple allelism.

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Question 3
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What for symbols AA and Aa stand ?

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Question 4
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Mention the phenomenon of pleiotropy by giving an example.

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Question 5
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Name the plant that shows incomplete dominance in respect of the colour of its flower.

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Question 6
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Write the genotypes of man with blood group A.

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Question 7
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What is Mendel’s monohybrid phenotypic ratio ?

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Question 8
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Write down Mendel’s dihybrid Phenotypic ratio 

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Question 9
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Who were the rediscoverers of Mendelism ?

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Question 10
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What are the real determinants of what an organism will become ?

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