Flame cells and Malpighian tubules are the analogous organ in
| 1. | insects and arthropods respectively | 
| 2. | arthropods and echinodermates respectively | 
| 3. | helminths and arthropods with other insect respectively | 
| 4. | arthropds and other insect with helminths respectively | 
Tendrils in plants are an exapmle of
1. Convergent evolution
2. Radiation
3. Divergent evolution
4. Co-evolution 
Basis of life are
| 1. | nucleic acids | 2. | proteins | 
| 3. | nucleoproteins | 4. | amino acids | 
Theory of 'Saltations' was given by
| 1. | G Mendel | 2. | Hugo de Vries | 
| 3. | J B S Haldane | 4. | H J Miller | 
The animal group which does not exist in Galapagos island is
| 1. | Insects | 2. | Protozoa | 
| 3. | Crustacea | 4. | Amphibia | 
Appearence of dark-coloured pepper moths among the light-coloured ones as a result of increased industrial pollution is an example of
| 1. | Disruptive selection | 
| 2. | Stabilizing selection | 
| 3. | Directional selection | 
| 4. | None of the above | 
Match the columns
| Column I | Column II | ||
| A | Hugo de Vries | 1 | Inheritance of acquired characters | 
| B | Julian Huxley | 2 | Multiplication of individual species in geographical proportion | 
| C | Jean Baptiste | 3 | Mutation theory of evolution | 
| A | B | C | |
| 1. | 1 | 2 | 3 | 
| 2. | 2 | 3 | 1 | 
| 3. | 3 | 1 | 2 | 
| 4. | 3 | 2 | 1 | 
Hardy-Weinberg's principle of 'zero evolution' is based on
| 1. | genetic equilibrium | 2. | random mating | 
| 3. | no migrations | 4. | All of the above | 
What does the term 'reproductive isolation' refers to?
| 1. | An individual is unable to fertilise itself | 
| 2. | Genes are not exchanged between two populations | 
| 3. | Individuals from two populations never mate | 
| 4. | Individuals form two populations never produce offsprings | 
Below are listed some pairs of characters. the homologous pair is
| 1. | forelimbs of dog and camel | 
| 2. | insect wing and batwing | 
| 3. | feathers of birds and fins of fish | 
| 4. | lens of vertebrate and arthropod |