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Kingdom Animalia Metazoa - Questions and Answers

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56. Spongia is
A. Unisexual
B. Hermaphrodite
C. Elongated
D. Both B and C
Explanation:
57. Haemocoel occurs in
A. Earthworm
B. Hydra
C. Cockroach and Pila
D. Leech
Explanation:
58. Scypha has
A. Spherical symmetry
B. Bilateral symmetry
C. Radial symmetry
D. No symmetry
Explanation:
59. Bath sponge, Euspongia (= Spongia), has an endoskeleton of
A. Calcareous spicules
B. Siliceous spicules
C. Spongin fibres
D. Both A and B
Explanation:
60. Sponges are generally
A. Hermaphrodite
B. Unisexual
C. Sexually sterile
D. Either B or C
Explanation:
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