Genetic drift operates in:
1. small isolated population
2. large isolated population
3. non-reproductive population
4. slow reproductive population
In Hardy-Weinberg equation, the frequency of heterozygous individual is represented by?
1. p2
2. 2pq
3. pq
4. q2
The chronological order of human evolution from early to the recent is?
1. | Australopithecus→Ramapithecus→Homo habilis→Homo erectus |
2. | Ramapithecus→Australopithecus→ Homo habilis→Homo erectus |
3. | Ramapithecus→Homo habilis→ Australopithecus →Homo erectus |
4. | Australopithecus→Homo habilis→Ramapithecus →Homo erectus |
Which of the following is the correct sequence of events in the origin of life?
I: | Formation of protobionts. |
II: | Synthesis of organic monomers. |
III: | Synthesis of organic polymers. |
IV: | Formation of DNA-based genetic systems. |
1. | I, II, III, IV | 2. | I, III, II, IV |
3. | II, III, I, IV | 4. | II, III, IV, I |
The wings of a bird and the wings of an insect are:
1. | Homologous structures, represent divergent evolution |
2. | Analogous structures, represent convergent evolution |
3. | Phylogenetic structures, represent divergent evolution |
4. | Homologous structures, represent convergent evolution |
Industrial melanism is an example of?
1. Neo Darwinism
2. Natural Selection
3. Mutation
4. Neo Lamarckism
Which of the following had the smallest brain capacity?
1. Homo erectus
2. Homo sapiens
3. Homo neanderthalensis
4. Homo habilis
The eye of the octopus and the eye of the cat show different patterns of structure, yet they perform a similar function. This is an example of:
1. | Homologous organs that have evolved due to divergent evolution. |
2. | Analogous organs that have evolved due to convergent evolution. |
3. | Analogous organs that have evolved due to divergent evolution. |
4. | Homologous organs that have evolved due to convergent evolution. |