Science, asked by tomokamnyi, 5 months ago

write the salient feature and classification of artrhopoda up to order​

Answers

Answered by Saniawajid8814
0

Answer:

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Answered by 24Karat
37

 \huge \fbox{\underline \purple{Answer-}}

Arthropoda is the largest phylum with about nine lakh species. They may be aquatic, terrestrial or even parasitic. They have jointed appendages and a chitinous exoskeleton.

This phylum includes several large classes and contains the class Insecta which itself represents a major portion of the animal species in the world. They possess the ability to survive in every habitat.

 \huge \fbox{\underline \purple{Arthropoda Characteristics- }}

The arthropoda characteristics are mentioned below:

  • The body is triploblastic, segmented, and bilaterally symmetrical.

  • They exhibit organ system level of organization.

  • The body is divided into head, thorax, and abdomen.

  • Their body has jointed appendages which help in locomotion.

  • The coelomic cavity is filled with blood.

  • They have an open circulatory system.

  • The head bears a pair of compound eyes.

  • The exoskeleton is made of chitin.

  • The terrestrial Arthropods excrete through Malpighian tubules while the aquatic ones excrete through green glands or coaxal glands.

  • They are unisexual and fertilization is either external or internal.

  • They have a well-developed digestive system.

  • They respire through the general body surface or trachea.

  • They contain sensory organs like hairs, antennae, simple and compound eyes, auditory organs, and statocysts.

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