Question
Q26. Which one of the following is a filter feeder?
A. Catfish
B. Octopus
C. Oyster
D. pelican
Answer: C
Detailed Explanation
Explanation:
· Filter Feeder is an animal (such as a clam or baleen whale) that obtains its food by filtering organic matter or minute organisms from a current of water that passes through some part of its system.
· This means they feed by pumping water through their gills, trapping particles of food as well as nutrients, suspended sediments and chemical contaminants.
· Oysters are natural filter feeders.
· Some animals that use this method of feeding are clams, krill, sponges, baleen whales, and many fish (including some sharks).
· Some birds, such as flamingos and certain species of duck, are also filter feeders
