Question

Differentiate between phylum arthropoda and annelida​

Answer 1

Answer:

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Explanation:

Annelida and Arthropoda are two phyla of the kingdom Animalia. Both Annelida and Arthropoda are composed of segmented animals. The main difference between Annelid and Arthropoda is that Annelida consists of a hydrostatic skeleton whereas Arthropoda consists of an exoskeleton made up of chitin.

Answer 2

Explanation:

Annelida:

1. They have no distinct heads.

2. Exoskeletons are absent.

3. They have no jointed appendages.

4. Excretion occurs through nephridia.

5. Respiration occurs through skin or parapodia, e.g. earthworm, Aphrodite.

Athropoda

1. Body is divided into head, thorax and abdomen.

2. Body is covered by chitinous exoskeletons.

3. They have jointed appendages.

4. Excretion occurs through coxal gland on malpighian tubules

5. Respiration occurs through tracheae or book lungs, e.g. prawn, cockroach.

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