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Understanding Phylum Arthropoda

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Questions and Answers

What is the key reason for the success of arthropods?

Limited genetic diversity maintained through asexual reproduction

Large body size requiring less food and space

Low level of brain development and sense organs

Efficient respiratory systems matching their high metabolism (correct)

What feature allows arthropods to adapt to various environments?

Open circulatory system

Limited genetic diversity

Highly developed brain and sense organs

Hard exoskeleton (correct)

What is the main purpose of the segmentation of body parts in arthropods?

Segmentation allows specialization and efficient movement (correct)

Segmentation is for protection against predators

Segmentation is a result of limited genetic diversity

Segmentation is for reproductive purposes only

How do arthropods maintain genetic diversity?

Through sexual reproduction Signup and view all the answers

What allows arthropods to have rapid movement despite their small muscles?

Jointed appendages Signup and view all the answers

What is the main reason for the success of arthropods?

Efficient respiratory systems matching their high metabolism Signup and view all the answers

What is the purpose of the chitin exoskeleton in arthropods?

Prevents water loss allowing survival on land Signup and view all the answers

Which feature of arthropods allows for adaptations to the environment?

Jointed appendages Signup and view all the answers

What is the significance of the open circulatory system in arthropods?

Their hearts are more developed than other phyla we have seen Signup and view all the answers

Why do arthropods produce a large number of eggs and many offspring?

To increase chance of survival Signup and view all the answers