1. Which of the following vertebrates is not a freshwater fish?   Perch   Stickleback   Herring   Minnow   Pike   Hint Half-n-half Clue   2. Pick the "odd one out".   Turtle   Newt   Alligator   Crocodile   Tortoise   Half-n-half Clue   3. The pelvic fins of a fish correspond to the front limbs of a mammal.   True   False   4. The body of a fish is _______.   intruded   streamlined   hairy   Half-n-half Clue   5. The pectoral fins of a fish correspond to the hind limbs of a mammal.   True   False   6. Which of the following vertebrates is not a mammal?   Shark   Whale   Sloth   Cheetah   Armadillo   Half-n-half Clue   7. Reptiles have _______ for respiration.   lungs   stomata   gills   Half-n-half Clue