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Out of the Freshwater Aquarium

Created by hawgshoes

Fun Trivia : Quizzes : Fish
Out of the Freshwater Aquarium game quiz
"More tough questions, mostly about our aquarium fishes in their native habitat. The answers might catch you off-guard, but they shouldn't be obscure."

15 Points Per Correct Answer - No time limit  



1. Aside from our familiar domesticated Betta, there are numerous wild Betta species. Though these are strictly freshwater fishes, they are now found on the islands of Sumatra and Borneo as well as on the Asian mainland
    because of continental drift.
    because of falling and rising sea levels.
    because of human interference.
    because of the late Cretaceous extinctions.


2. "Epiphytic algae" grow on the leaves of our aquarium plants. Both in the aquarium and in natural waters, they are an essential part of
    the biofilm community.
    the nitrifying bacteria.
    the microscopic plankton.
    organic detritus.


3. Adult fish require less protein than juveniles and can fast for days at a time without harm.
    True
    False


4. Only three species of cichlids are native to India and Sri Lanka. They are all members of the genus Etroplus but more familiar to aquarists as
    "Haplochromines."
    "Geophagus."
    "Tilapia."
    "Chromides."


5. "Operculum" is an evocative anatomical label in describing fish, because in Latin it refers to the
    "working jawbone."
    "throat teeth."
    "little lid."
    "sawtooth edge."


6. In 1857 a German pharmacist living in Caracas (Venezuela), who had a strong amateur interest in biology, sent some interesting unknown fishes to Berlin, where they languished in jars in a museum collection. The males and females weren't even identified as the same species. The rediscovery of these colorful fishes in 1866 is owing to a missionary named
    Attilio Scalare.
    Martha Carnegie.
    John Lechmere Guppy.
    Oscar de Garcia y Astronota.


7. The floating bubblenest of a gourami serves to
    eliminate bacteria.
    disguise the eggs as frog spawn.
    keep the eggs close to a source of oxygen.
    provide a floating raft for downstream dispersal of the fry.


8. Sphagnum peat is a source of beneficial tannins and helps to lower the pH of aquarium water.
True or false: Sphagnum "moss" is actually a fern.
    True
    False


9. Most fishes' eyes are all but immobile. One fish that can move its eyes almost as if it were winking, however, is a
    Snakehead.
    Black Ruby Barb.
    Honey Gourami.
    Corydoras catfish.


10. You've decided that your community tank is too much of a mish-mash. You're going to make it a purely "Amazonian" tank. So you'll have to find a new home for your
    Pencilfish (Nannostomus sp.)
    Severums (Heros sp.)
    Spotted Headstanders (Chilodus sp.)
    Black Neon Tetras (Hyphessobrycon sp.)


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Compiled May 19 13