Kingdom Animalia Metazoa - Questions & Answers | Exam2Win

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61. Spongilla is

A. Brownish

B. Greenish

C. Whitish

D. Purplish

Explanation:

62. Euplectella is

A. Shallow sea water sponge

B. Deep sea water sponge

C. Fresh water sponge

D. Terrestrial sponge

Explanation:

63. Simplest type of canal system is

A. Asconoid

B. Sycanoid

C. Leuconoid

D. Rhagon type

Explanation:

64. Demospongiae have

A. Monoaxon spicules

B. Triaxon spicules

C. Tetraxon spicules and sponging fibres

D. All the above

Explanation:

65. Euplectella has

A. Calcareous skeleton

B. Siliceous skeleton

C. Bony skeleton

D. Cartilaginous skeleton

Explanation: