Q. No.Which law/rule negates the generalization of the biogenetic law given by Ernst Haeckel?
1. Allen rule 2. Bergman’s rule 3. Gause’s law 4. von Baer’s law
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For natural selection to bring about evolution, the trait selected by the nature must be:
| 1. | Dominant | 2. | Recessive |
| 3. | Mutant | 4. | Inherited |
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Biochemical evidence for evolution assumes that the more recently two species shared a common ancestor, the more alike their:
| I: | stained chromosome bands. |
| II: | DNA sequences. |
| III: | protein sequences. |
| 1. | Only I and II | 2. | Only I and III |
| 3. | Only II and III | 4. | I, II, and III |
Speciation that occurs when biological populations of the same species become isolated from each other to an extent that prevents or interferes with gene flow is called as:
| 1. | parapatric speciation | 2. | cladogenesis |
| 3. | allopatric speciation | 4. | anagenesis |
Allele and genotype frequencies in a population will remain constant from generation to generation in the absence of all the following evolutionary influences, except:
| 1. | Random mating | 2. | Mutations |
| 3. | Natural selection | 4. | Gene flow |
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The wings of bats and birds are:
| 1. | convergent functionally but not anatomically |
| 2. | convergent both functionally and anatomically |
| 3. | convergent neither functionally nor anatomically |
| 4. | divergent functionally and anatomically |
A chemical experiment that simulated the conditions thought at the time to be present on the early Earth and tested the chemical origin of life under those conditions was performed by:
| 1. | Georges Cuvier | 2. | Francesco Redi |
| 3. | Alfred Russell Wallace | 4. | Stanley Miller |
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All the following are true regarding Homo erectus except:
1. Fossils were discovered in Java
2. Lived around 2.5 mya
3. Had a brain capacity of about 900 cc
4. Probably ate meat
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The change in the frequency of an existing gene variant in a population due to random sampling of organisms is known as:
| 1. | Saltation | 2. | Adaptive radiation |
| 3. | Genetic drift | 4. | Gene flow |
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Embryological support for evolution was proposed by:
| 1. | Ernst Heckel | 2. | Karl Ernst von Baer |
| 3. | Charles Darwin | 4. | Alfred Wallace |
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