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Kingdom Animalia Metazoa - Questions and Answers

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106. Characteristic of sponges is
A. Water vascular system
B. Haemocoeliac system
C. Canal system
D. Hydraulic system
Explanation:
107. The epithelial lining of Sycon is made of
A. Amoeobocytes
B. Choanocytes
C. Flat cells/Pinacocytes
D. Both A and B
Explanation:
108. Chalina is
A. Sponge
B. Dead Man’s Finger
C. Mermaid’s Glove
D. All the above
Explanation:
109. Sponge dispersal occurs through
A. Ciliated larva
B. Gemmules
C. Reduction bodies
D. All the above
Explanation:
110. Reproductive cells present in gemmules are
A. Germ cells
B. Archaeocytes
C. Chromocytes
D. Phagocytes
Explanation:
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