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Questions and Answers
Which order do cockroaches belong to?
Which order do cockroaches belong to?
- Blattodea (correct)
- Diptera
- Lepidoptera
- Hymenoptera
How many cockroach species are associated with human habitats?
How many cockroach species are associated with human habitats?
- 30,000
- 30 (correct)
- 3,000
- 300
When did the ancestors of cockroaches first originate?
When did the ancestors of cockroaches first originate?
- 2.5 billion years ago
- 1 billion years ago
- 320 million years ago (correct)
- 65 million years ago
What kind of mouthparts do cockroaches have?
What kind of mouthparts do cockroaches have?
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Are modern cockroaches considered to be a monophyletic group?
Are modern cockroaches considered to be a monophyletic group?
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Study Notes
Cockroach Classification and Evolution
- Cockroaches belong to the order Blattodea.
- There are approximately 4,000 cockroach species associated with human habitats, out of a total of around 4,600 species.
Cockroach Origins
- The ancestors of cockroaches first originated around 320 million years ago, during the Carboniferous period.
Cockroach Anatomy
- Cockroaches have chewing mouthparts.
Cockroach Phylogeny
- Modern cockroaches are considered to be a monophyletic group, meaning they share a common ancestor and all descendants of that ancestor.
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