1. Which of the following animals travels from the sea up a river in order to spawn?   Salamander   Oyster   Lemming   Salmon   Newt   Hint Half-n-half Clue   2. The lungs _______ when the diaphragm rises.   contract   inflate   expand   Half-n-half Clue   3. Which of the following aquatic animals is a fish?   Newt   Leech   Elver   Half-n-half Clue   4. The useful work of the bees in gardens is to _______.   pollinate the flowers   feed on the greenfly   aerate the soil   Half-n-half Clue   5. The _______ mosquito feeds on plant juices.   female   male   6. Which of the following animals can be classified as a vertebrate which is omnivorous and is not stationary?   Sea Anemone   Lobster   Jellyfish   Oyster   Man   Half-n-half Clue   7. Which of the following animals has compound eyes?   Tapeworm   Earthworm   Ringworm   House-Fly   Hookworm   Half-n-half Clue