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प्रश्न
Spongilla bears numerous pores on their body. What are those pores called?
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उत्तर
Numerous pores on the body of Spongilla are called as Ostia and Oscula.
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संबंधित प्रश्न
Answer the question by choosing correct option.
Which special cells are present in the body of sponges (Porifera)?
Through which hole the animals in this phylum take water in their body?
Write a short note.
Collar cells
Comment on the aquatic and terrestrial habits of amphibians.
The skeletal framework of the phylum Porifera is made up of ______.
A true body cavity is located within ______.
Tissue organization can be seen in phylum Porifera.
Name the locomotory organs seen in phylum protozoa.
Body having meshwork of cells, internal cavities lined with food filtering flagellated cells and indirect developments are the characteristics of phylum
Match the column A with column B and choose the correct option
| Column I | Column II |
| A. Porifera | i. Canal system |
| B. Aschelminthes | ii. Water-vascular system |
| C. Annelida | iii. Muscular pharynx |
| D. Arthropoda | iv. Jointed appendages |
| E. Echinodermata | v. Metameres |
Fill up the blank spaces appropriately
| Phylum/Class | Excretory Organ | Circulatory Organ | Respiratory Organ |
| Arthropoda | Lungs/Gills/ Tracheal System | ||
| Nephridia | Closed | Skin/parapodia | |
| Metanephridia | Open | ||
| Amphibia | Closed | Lung |
Name
An animal having canal system and spicules
Sponges have special cells present on their body, they are known as ______ cells.
Name the asexual reproductive structures of Sponges.
