The Ultimate Filter Feeding Quiz
The underwater creatures known as filter feeders do not eat in a conventional manner. Learn about the special equipment that enables them to filter their food by taking this quiz.
Question 2 of 16
What is the size of the food consumed by a filter feeder?
... Small pieces of food are consumed, and many small pieces may be consumed at one time.
Question 3 of 16
Which creatures are filter feeders?
... Filter feeders are all underwater creatures, except for ducks and flamingos.
Question 4 of 16
What size creature may filter feed?
... Filter feeders range in size from small sponges to baleen whales, and everything in between.
Question 5 of 16
How many species of fish are filter feeders?
... About 20 different species of fish are filter feeders.
Question 6 of 16
What do baleen whales have instead of teeth?
... Baleen whales have baleen instead of teeth. Baleen are plates made from the same material as human fingernails.
Question 7 of 16
How do sharks function when their food supply is scarce?
... Sharks are built to endure some starvation. When food is available, they consume huge amounts.
Question 8 of 16
Where do sponges swim to find food?
... Sponges do not swim. They are inanimate.
Question 9 of 16
How do water and food enter a sponge?
... Water enters through a pore, and collar cells capture the food in the water.
Question 10 of 16
Which creature uses a bag of mucus to acquire food?
... The Chaetopterus worm uses a bag of mucus to strain and accumulate food. When the bag is full, the worm eats it and starts another.
Question 11 of 16
How does a sponge eliminate the water after it has removed the food from it?
... The sponge eliminates the water through its oscula.
Question 12 of 16
What creatures are inanimate?
... Clams are inanimate creatures, meaning they do not move from place to place.
Question 13 of 16
Which creature opens it shell to filter feed?
... The mussel opens its shell and pulls food in.
Question 14 of 16
How are a whale's baleen replaced?
... Baleen are made from the same material as human fingernails, and continue to grow just like fingernails do.
Question 15 of 16
How do creatures filter feed?
... Creatures must have special equipment to filter feed, which enables them to take in nourishment from the water and to filter the water out.
Question 16 of 16
What extinct creature may have been a filter feeder?
... The Gallimimus dinosaur, which had a sieved beak, may have been a filter feeder.
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