Q: Most air masses form over what two types of regions? Choices: - arctic and marine - polar and arctic - marine and tropical - polar and tropical A:
polar and tropical
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Q: What is the sac-like organ of the body that is important for both mechanical and chemical digestion? Choices: - gall bladder - kidney - spleen - stomach A:
stomach
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Q: Most arthropods are insects. the phylum also includes spiders, centipedes, and what? Choices: - amphibians - crystals - coral - crustaceans A:
crustaceans
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Q: What makes blue cheese blue? Choices: - mites - rot - rennit - fungus A:
fungus
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