Q. No.Identify the incorrect match:
1. Flower Colour
2. Pod Shape
Dominant
Recessive
Dominant
Recessive
3. Flower Position
4. Stem Height
Dominant
Recessive
Dominant
Recessive
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| Statement I: | A is Emasculation where the anthers are removed only after maturity. |
| Statement II: | B is Pollination and it should be followed by bagging the flowers in the female parent. |
1. Statement I is correct, Statement II is correct.
2. Statement I is incorrect, Statement II is correct.
3. Statement I is correct, Statement II is incorrect.
4. Statement I is incorrect, Statement II is incorrect.
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If the conditions of the parental were to be different as given below, what would be the expected result of the cross?
| 1. | The results will be the same in F1 generation but will be different in F2 generation. |
| 2. | The results will be different in F1 generation but will be same in F2 generation. |
| 3. | The results will be the same in both F1 generation and F2 generation. |
| 4. | The results will be different in both F1 generation and F2 generation. |
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| Statement I: | In situation A, the plant with the dominant phenotype [genotype unknown] must be homozygous dominant. |
| Statement II: | In situation B, the plant with the dominant phenotype [genotype unknown] must be heterozygous. |
1. Only Statement I
2. Only Statement II
3. Both Statement I and Statement II
4. Neither Statement I nor Statement II
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| Assertion (A): | Dominance is not an autonomous feature of a gene or the product that it has information for. |
| Reason (R): | The frequency of a gene or an allele in a population is ultimately decided by factors such as natural selection. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | (A) is False but (R) is True. |
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1. Anaphase I and Metaphase II
2. Anaphase I and Anaphase II
3. Metaphase I and Anaphase II
4. Metaphase I and Metaphase II
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| Statement I: | X will be parental types (98.7%) and recombinant types (1.3%); Y will be parental types (62.8%) and recombinant types (37.2%) |
| Statement II: | The strength of linkage is inversely proportional to the distance between the genes located on the same chromosome. |
1. Only Statement I
2. Only Statement II
3. Both Statement I and Statement II
4. Neither Statement I nor Statement II
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| 1. | 2 genes | 2. | 3 genes |
| 3. | 4 genes | 4. | 6 genes |
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| 1. | 6/64 | 2. | 15/64 |
| 3. | 20/64 | 4. | 1/64 |
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| I: | Polygenic inheritance takes into account the influence of the environment. |
| II: | In a polygenic trait, the phenotype reflects the contribution of each allele, i.e., the effect of each allele is additive. |
| III: | The normal distribution curve is bell-shaped in polygenic inheritance. |
| IV: | It is also known as quantitative inheritance. |
| 1. | 0 | 2. | 1 |
| 3. | 3 | 4. | 4 |
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