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Insect Evolution and Respiratory Systems Quiz

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Insect Evolution and Respiratory Systems Quiz

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Questions and Answers

What is the distinguishing feature of subphylum Hexapoda?

Presence of six pairs of legs on all members

Three pairs of legs on thoracic segments and no appendages on the abdomen (correct)

Four wings on each member

No wings on any members

Which class of hexapods includes 'springtails'?

Collembola (correct)

Protura

Diplura

Insecta

How do insects carry out gas exchange according to the text?

Through diffusion across their exoskeleton

Via a tracheal system with lateral spiracles (correct)

By absorbing gases through their mouthparts

Through gills located on the abdomen

What evolutionary trait set insects apart from other invertebrates?

Evolution of flight and wings Signup and view all the answers

Which factor led to the adaptive radiation of insects according to the text?

Adaptation to feeding on gymnosperms Signup and view all the answers

Why are insects considered the most diverse animal group?

They evolved flight and wings, leading to their wide distribution Signup and view all the answers

Which small classes of wingless hexapods are mentioned in the text?

Protura, Collembola, Diplura Signup and view all the answers

What is a defining characteristic of insect metamorphosis?

Complete transformation from larva to adult with significant differences between stages Signup and view all the answers

What is a major advantage that the evolution of wings provided for insects?

Ability to disperse to new habitats and resources efficiently Signup and view all the answers

Why are insects the only group of invertebrates that evolved wings and flight according to the text?

As a result of adaptive radiation following gymnosperm evolution Signup and view all the answers