Kingdom Animalia: Porifera and Cnideria, Study notes of Biology

Download Kingdom Animalia: Porifera and Cnideria and more Study notes Biology in PDF only on Docsity! Chapter 09: “Diversity among Animals” 9.3 Phylum Porifera Phylum Cnidaria MCOs: ¢ Phylum Porifera i. a) b) c) d) a) b) c) d) a) b) c) d) a) b) c) d) v. Sponges(larvae and adult) are: Sessile Motile Both a and b None of these The habitat of sponges is: Freshwater Terrestrial Marine Both aandc The cellular organization of sponges is: Tissue organization Unicellular Multicellular Organ level The flagellated cells of sponges are present in: Pinacoderm Choanoderm Mesenchyme Choanocytes The pores on sponges are called: a) Spongocoel b) Ostia c) Osculum d) Spicule vi. The feeding of sponges depend on: a) Flame cells b) Action of flagella on Choanocytes c) Water currents d) Amoeboid cells vii. The water leaves the sponge through: a) Ostia b) Osculum c) Spongocoel d) Pinacoderm viii. The sponge skeleton consist of: a) Calcium b) Silicates c) Phosphates d) Bothaandb ix. The sponge used for bathing has: a) Calcium b) Silicates c) Spongin Fiber d) Bothaandb x. The asexual reproduction in sponges occurs through a) Spicules b) Budding c) Fragmentation d) Binary fission