write two fenaral chareteristics and examples of phylum arthopoda
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Answer:
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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