A. wing veins that strengthen the abdomen B. hormonal glands that control molting C. small cervical plates allow flexible head movement D. digestive plates that crush food
Correct Answer: C. small cervical plates allow flexible head movement
A. muscles change thoracic shape to move wings indirectly B. muscles attach only to antennae C. muscles attach directly to wing bases D. muscles work only during molting
Correct Answer: C. muscles attach directly to wing bases
A. internal endocrine glands B. paired posterior sensory appendages in some insects C. mouth hooks used for sucking nectar D. wing veins in the mesothorax
Correct Answer: B. paired posterior sensory appendages in some insects
A. rapid wing beats and precise control keep the insect in one position B. continuous molting during flight C. conversion of wings into legs D. loss of thoracic muscles
Correct Answer: A. rapid wing beats and precise control keep the insect in one position
A. hormonal glands that control molting B. digestive plates that crush food C. wing veins that strengthen the abdomen D. small cervical plates allow flexible head movement
Correct Answer: D. small cervical plates allow flexible head movement
A. muscles change thoracic shape to move wings indirectly B. muscles attach directly to wing bases C. muscles attach only to antennae D. muscles work only during molting
Correct Answer: B. muscles attach directly to wing bases
A. wing veins in the mesothorax B. internal endocrine glands C. paired posterior sensory appendages in some insects D. mouth hooks used for sucking nectar
Correct Answer: C. paired posterior sensory appendages in some insects
A. small cervical plates allow flexible head movement B. hormonal glands that control molting C. digestive plates that crush food D. wing veins that strengthen the abdomen
Correct Answer: A. small cervical plates allow flexible head movement
A. muscles work only during molting B. muscles attach directly to wing bases C. muscles attach only to antennae D. muscles change thoracic shape to move wings indirectly
Correct Answer: B. muscles attach directly to wing bases