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ENTRANCE TEST – 2013 Multiple Questions and Answers.
| 71. | A living association between two living organisms of different species which is beneficial to both the partners is called: | ||
| A. | Commensalism | ||
| B. | Parasitism | ||
| C. | Mutualism | ||
| D. | Biosphere | ||
| 72. | The structures which are reduced during the course of evolution and have no apparent function are called: | ||
| A. | Regenerated organs | ||
| B. | Vestigial organs | ||
| C. | Saltatory organs | ||
| D. | Useless organs | ||
| 73. | When a gene suppresses the effect of another gene at another locus the phenomenon is termed as: | ||
| A. | Over dominance | ||
| B. | Pleiotropy | ||
| C. | Epistasis | ||
| D. | Co-dominance | ||
| 74. | Phenylketonuria is an example of: | ||
| A. | Polyploidy | ||
| B. | Transmutation | ||
| C. | Inversion | ||
| D. | Point mutation | ||
| 75. | A situation in which one gene affects two or more unrelated characters is called: | ||
| A. | Epistasis | ||
| B. | Pleiotropy | ||
| C. | Dominance relation | ||
| D. | Polygenes | ||
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