Q. No.How many pairs of contrasting traits in pea plants were studied by Mendel in his experiments?
| 1. | Five | 2. | Six |
| 3. | Eight | 4. | Seven |
Subtopic: Introduction to Genetics: 1 | Introduction to Genetics: 2 |
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Among the following characters, which one was not considered by Mendel in his experiments on pea?
| 1. | Stem - Tall or Dwarf |
| 2. | Trichomes - Glandular or non-glandular |
| 3. | Seed - Green or Yellow |
| 4. | Pod - Inflated or Constricted |
Subtopic: Introduction to Genetics: 1 | Introduction to Genetics: 2 |
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Which one from those given below are the periods for Mendel's hybridization experiments?
1. 1856 - 1863
2. 1840 - 1850
3. 1857 - 1869
4. 1870 – 1877
Subtopic: Introduction to Genetics: 1 | Introduction to Genetics: 2 |
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In his classic experiments on pea plants, Mendel did not use
1. Pod length
2. Seed shape
3. Flower position
4. Seed colour
Subtopic: Introduction to Genetics: 1 | Introduction to Genetics: 2 |
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Which of the following is a dominant trait in Mendel's experiments?
1. Dwarf plants
2. Green seeds
3. Wrinkled seeds
4. Yellow seeds
1. Dwarf plants
2. Green seeds
3. Wrinkled seeds
4. Yellow seeds
Subtopic: Introduction to Genetics: 1 | Introduction to Genetics: 2 | Dihybrid Cross: Details |
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Which of the following is a defining characteristic of Mendelian traits?
| 1. | They are controlled by multiple genes and influenced by the environment. |
| 2. | They are always X-linked traits. |
| 3. | They follow predictable patterns of inheritance based on dominant and recessive alleles. |
| 4. | They are inherited through the mitochondrial DNA. |
Subtopic: Introduction to Genetics: 1 |
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Which is correct about traits chosen by Mendel?
| 1. | Terminal pod is dominant |
| 2. | Constricted pod is dominant |
| 3. | Green colored pod is dominant |
| 4. | Tall plants are recessive |
Subtopic: Introduction to Genetics: 1 | Introduction to Genetics: 2 | Monohybrid Cross: 1 |
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Which of the following is a dominant trait in Pisum sativum?
| 1. | Yellow pod colour | 2. | Green seed colour |
| 3. | Axial flower position | 4. | Constricted pod shape |
Subtopic: Introduction to Genetics: 1 | Introduction to Genetics: 2 | Monohybrid Cross: 1 |
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What was the significance of Mendel's large sampling size in his experiments?
| 1. | It increased the genetic diversity. |
| 2. | It increased the accuracy of his results. |
| 3. | It helped him create new species. |
| 4. | It led to blending inheritance. |
Subtopic: Introduction to Genetics: 1 | Introduction to Genetics: 2 |
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A gene showing codominance has:
| 1. | alleles tightly linked on the same chromosome |
| 2. | alleles that are recessive to each other |
| 3. | both alleles independently expressed in the heterozygote |
| 4. | one allele dominant on the other |
Subtopic: Introduction to Genetics: 1 | Introduction to Genetics: 2 | Monohybrid Cross: 1 |
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