Q. No.Similarities in organisms with different genotypes indicate:
1. Microevolution
2. Macroevolution
3. Convergent evolution
4. Divergent evolution
1. Microevolution
2. Macroevolution
3. Convergent evolution
4. Divergent evolution
The factor that leads to Founder effect in a population is:
1. Mutation
2. Genetic drift
3. Natural selection
4. Genetic recombination
In a random mating population in equilibrium, which of the following brings about a change in gene frequency in a non-directional manner?
| 1. | Mutations | 2. | Random drift |
| 3. | Selection | 4. | Migration |
Industrial melanism is an example of:
| 1. | Drug resistance |
| 2. | Darkening of the skin due to smoke from industries |
| 3. | Protective resemblance with the surroundings |
| 4. | Defensive adaptation of skin against ultraviolet radiations |
Which one of the following sequences was proposed by Darwin and Wallace for organic evolution?
| 1. | Overproduction, variations, constancy of population size, natural selection |
| 2. | Variations, constancy of population size, overproduction, natural selection |
| 3. | Overproduction, constancy of population size, variations, natural selection |
| 4. | Variations, natural selection, overproduction, constancy of population size |
According to fossils that have been discovered till now, the origin and evolution of man started from which country?
1. France
2. Java
3. Africa
4. China
Which evidence of evolution related to Darwin's finches:
1. Evidence from biogeographical distribution
2. Evidence from comparative anatomy
3. Evidence from embryology
4. Evidence from palaeontological
Which one of the following was obtained by S. Miller in his experiments on the origin of life before 1953:
1. Simple sugars
2. Amino acids
3. Nucleotide
4. Peptides
According to Oparin, which one of the following was not present in the primitive atmosphere of the earth?
| 1. | Oxygen | 2. | Hydrogen |
| 3. | Water vapour | 4. | Methane |
Diversification in plant life appeared:
| 1. | Due to abrupt mutations |
| 2. | Suddenly on earth |
| 3. | By seed dispersal |
| 4. | Due to long periods of evolutionary changes |
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