02 Which of the following is not a phobic zone? 1. littoral zone 2. limnetic zone 3. profundal zone 4. both 2 and 3

04 Crustaceans and crabs are from 1. littoral zone 2. limnetic zone 3. profundal zone 4. both 1 and 2

06 Charles darwin's study on finches was 1. jell that responses of birds are same for or single species 2. only body is differed in different finches, but behaviour goes the same 3. their environment has no effect on them 4. their vegetation changes according to their surroundings