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Question
Annelids are abundant and successful organisms characterised accurately by all of the following except
Annelids are abundant and successful organisms characterised accurately by all of the following except
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Solution
The correct option is C A cuticle made of chitin
The hydrostatic skeleton is a characteristic structure present in the soft-bodied animals like some echinoderms, cnidarians and annelids like the earthworm. It plays an important role in the locomotion.Body segmentation is another characteristic of the annelids. Most of an annelid's body consists of a series of segments which are practically identical.An exoskeleton made up of chitin is a characteristic feature of the organisms belonging to Arthropoda. It is not present in the annelids.Most of the annelids possess a closed type of circulatory system in which the blood flows through vessels.Thus, the correct answer is the option C.
The hydrostatic skeleton is a characteristic structure present in the soft-bodied animals like some echinoderms, cnidarians and annelids like the earthworm. It plays an important role in the locomotion.
Body segmentation is another characteristic of the annelids. Most of an annelid's body consists of a series of segments which are practically identical.
An exoskeleton made up of chitin is a characteristic feature of the organisms belonging to Arthropoda. It is not present in the annelids.
Most of the annelids possess a closed type of circulatory system in which the blood flows through vessels.
Thus, the correct answer is the option C.
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