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प्रश्न
The skeletal framework of Porifera is ______.
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उत्तर
The skeletal framework of Porifera is spicules.
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संबंधित प्रश्न
Answer the question by choosing correct option.
Which special cells are present in the body of sponges (Porifera)?
Spongilla bears numerous pores on their body. What are those pores called?
True (or) False. If false write the correct answer.
Classification helps to know the origin and evolution of an organism
The skeletal framework of the phylum Porifera is made up of ______.
A true body cavity is located within ______.
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
Classification of phylum Porifera is primarily based on
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
