Question

What are the structural difference between cockroach and spider

Answer 1

Explanation:

Cockroach: Cockroaches are black or brown straight-winged insect of the order Blattodea. Spider: Spiders are air-breathing arthropods that have eight legs and chelicerae with fangs able to inject venom.

Answer 2

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Cockroach:

• It belongs to class-Insecta.

• They contain 3 pair of legs.

• Body divided into head, thorax and abdomen.

• They contain sensory organ called antenna.

• They bear 2 pair of wings.

• Their body is covered with a protective layer called as cuticle.

Spider:

• It belongs to class-arachnid

• They contain 4 pair of legs.

• Body divided into 2 parts- Prosoma and opisthosoma.

• They lack antenna.

• They don't possess wings.

• They lack cuticle in their body.