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Earthworms during burrowing, the anterior end becomes turgid and acts as a hydraulic skeleton because
Options
(a) coelomic fluid
(b) blood
(c) gut peristalsis
(d) setae
Correct Answer:
coelomic fluid
Explanation:
Earthworms have no skeleton but during burrowing, anterior end becomes turgid and acts as a hydraulic skeleton. It is due to coelomic fluid. The coelom is filled with an alkaline milky coelomic fluid. This coelomic fliud contains water, salts, proteins and 4 types of cells namely amoebocytes, mucocytes, circular cells and chloragogen cells
Related Questions: - The supportive skeletal structures in the human external ears and in the nose tip
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Question Type: Memory
(964)
Difficulty Level: Easy
(1008)
Topics: Structural Organisation In Animals
(175)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The supportive skeletal structures in the human external ears and in the nose tip
- Glaucoma is caused due to
- Flagellated male gametes are not present in
- Double fertilization was first described by
- Which of the changes occur in the plain dwellers when they move to high altitudes
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Structural Organisation In Animals (175)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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