1. Pick the "odd one out" (with reference to vertebrates and invertebrates).   Snail   Spider   Earthworm   Butterfly   Snake   Hint Half-n-half Clue   2. The insect carrying the parasite that causes sleeping sickness is the _______.   tsetse fly   queen bee   anopheles mosquito   Half-n-half Clue   3. The turtle belongs to which of the following classes of vertebrates?   Reptiles   Amphibians   Fish   Half-n-half Clue   4. Which of the following aquatic animals is a fish?   Leech   Newt   Elver   Half-n-half Clue   5. Which of the following animals travels from the sea up a river in order to spawn?   Oyster   Salmon   Newt   Lemming   Salamander   Half-n-half Clue   6. All animals can be fundamentally classified into two main groups known as the vertebrates and the invertebrates.   True   False   7. Pick the "odd one out".    Swallow   Eagle   Bat    Hawk    Kingfisher   Half-n-half Clue