| List-1 (Adaptation) | List-II (Animal) | ||
| A | Oxidoreductases | I | Canyon tree frog |
| B | Cryptic coloration | II | Poison dart frog |
| C | Aposematism | III | Skunks |
| D | Chemical defences | IV | Bats |
| List I (Genetic Disorders) | List II (Genetic Alteration) | ||
| A | Down syndrome | I | Gain of X-chromosome |
| B | Klinefelter's syndrome | II | Loss of X-chromosome |
| C | Turner's syndrome | III | Trisomy of chromosome 21 |
| D | Cri du chat syndrome | IV | Deletion of small terminal portion of chromosome 5 |
Choose the correct answer from the options given below: