|<big>'''By what three routes can pathogens enter the body?'''
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|<big>'''Fill in the missing words about the insect body'''
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||<font color="white"> <big>
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||<big>The outer layer of the exoskeleton is called the <font color="white">'''''epicuticle'''''</font> which is amde of protein and covered by a <font color="white">'''''waxy layer'''''</font>. The inner layers of the exoskeleton are called the <font color="white">'''''endocuticle'''''</font> and the <font color="white">'''''exocuticle'''''</font> which are made of <font color="white">'''''protein'''''</font> and <font color="white">'''''chitin'''''</font>
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*'''''Contact'''''
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||[[Insecta#Structure and Function|<span title="Answer article">Link to Answer Article</span>]]
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*'''''Aerosol'''''
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*'''''Orofecal'''''
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||[[Host invasion by microorganisms - WikiBlood|<span title="Answer article">Link to Answer Article</span>]]