Insects and Bugs

What’s inside

• Which sequence correctly lists the main stages of complete metamorphosis in insects such as butterflies?
• What is the primary function of spiracles in insects?
• Which characteristic is most typical of true bugs in the order Hemiptera?
• Why do many female mosquitoes require a blood meal?
• Which insect stage commonly lives in water and breathes through adaptations suited to an aquatic environment?
• What is the main protective function of a beetle's hardened forewings, called elytra?
• Adult insects have six legs, which are attached to the thorax.
• Spiders are insects because they have an external skeleton and jointed legs.