give the characteristics of Arthropoda
with two example
Answers
these animals are bilaterally symmetrical
the coelomic cavity is blood filled examples of bronze butterfly housefly spiders etc.
Arthropoda is the largest phylum of animal kingdom having jointed appendages .The general features include they are bilaterally symmetrical, triploblastic, segmented,organ-system level of organization and with a true Coelom. The important characteristics of arthropoda are:
(1)ECDYSIS OR MOULTING
It is the process of shedding off the chitinous exoskeleton of arthropods at regular intervals of time.
(2)DIGESTIVE SYSTEM
It is complete and has glands.It is extracellular.
(3)RESPIRATORY STRUCTURES
These include Gills,book-gills, book-lungs and trachelary system.
(4)CIRCULATORY SYSTEM
Open type....poorly developed..
(5)SENSORY STRUCTURES
Antennae,statocyst,and Eyes (Simple/compound).
(6) EXCRETORY SYSTEM
It is through Malphigian tubules, Anteenal glands etc..
(7)REPRODUCTIVE SYSTEM
Mostly oviparous and dioecious. Development may be direct or indirect.
Examples:Honeybees
Lac insect
Mosquitoes
Cockroach
Silkworm
.
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Plz mark as the brainliest