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12th Odisha Board
IMPORTANT
Earn 100

Two allelic genes are located on the

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Important Questions on Heredity and Variation

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12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Biology Class 12>Chapter 5 - Heredity and Variation>SAMPLE QUESTIONS>Q 1
Red (RR) Antirrhinum is crossed with white (rr) one. The F1 hybrid is pink. This is an example of:
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12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Biology Class 12>Chapter 5 - Heredity and Variation>SAMPLE QUESTIONS>Q 1
In a dihybrid cross, in F2 generation, the parental types are far greater in number than the recombinants. This is due to
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12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Biology Class 12>Chapter 5 - Heredity and Variation>SAMPLE QUESTIONS>Q 2
Name a pair of Mendelian factors (genes) that appear at a particular location on a particular chromosome and control the same characteristic.
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12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Biology Class 12>Chapter 5 - Heredity and Variation>SAMPLE QUESTIONS>Q 2
Phenomenon where in the heterozygous condition an intermediate phenotype is observed.
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12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Biology Class 12>Chapter 5 - Heredity and Variation>SAMPLE QUESTIONS>Q 2
Name the phenomenon of a single gene contributing to multiple phenotypic traits.
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12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Biology Class 12>Chapter 5 - Heredity and Variation>SAMPLE QUESTIONS>Q 2
Genes which move together and do not show independent assortment are known as grouped genes or linked genes?
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12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Biology Class 12>Chapter 5 - Heredity and Variation>SAMPLE QUESTIONS>Q 2
A cross between the F1 hybrids with any one of the homozygous parents.
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12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Biology Class 12>Chapter 5 - Heredity and Variation>SAMPLE QUESTIONS>Q 3

Correct the following sentence with changing the underlined word/words:

The process of transmission of characters through generations is known as variation.