Quiz

1. 1. Frogs have ____ loop circulation, fish have ____ loop circulation.
   single, double
   double, single
   atrial, ventricle
   five, four
   

   2. Hagfish and lamprey are similar in that they both:
   have boney skeletons
   do not have jaws
   live in fresh or sea water
   are lobe-finned
   

   3. Which of the following pairs is most closely related?
   sharks & salmon
   salmon & catfish
   stingrays & lampreys
   hagfish & lungfish
   

   4. Blood leaves the atrium of the fish and goes to the:
   gills
   ventricle
   body
   cloaca
   

   5. The lateral line system is responsible for:
   detecting vibrations
   spawning
   maintaining homeostasis
   bouyancy
   

   6. Sharks sink to the bottom when not swimming because:
   their skeletons are very heavy
   they have no anal fin
   they have no operculum
   they have no swim bladder
   

   7. Which of the following pairs is most closely related:
   frogs & salamanders
   frogs & catfish
   frogs & toads
   frogs & caecilians
   

   8. The process by which a tadpole becomes a frog is called:
   spawning
   metamorphosis
   homeostasis
   double loop circulation
   

   9. Tadpoles are different from frogs in that:
   they breathe using gills
   they are herbivores
   they have a two-chambered heart
   all of these
   

   10. Which fin is responsible for a fish's forward movement?
   caudal
   pectoral
   pelvic
   dorsal
   Submit

2.