question_answer 39)

  Which one of the following fishes is a surface feeder? (a) Rohus                             (b) Mrigals                          (c) Common carps           (d) Catlas

Answer:

  (d) Surface feeders fishes have a back that is perfectly straight, this allows for their upturned mouths to easily get right on the surface and scoop up the food, in their natural habitat they would do this to eat insects on the waters surface. Catlas possess all there characters, thus is a surface feeder.