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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)?
Through which hole the animals in this phylum give out water from their body?
True (or) False. If false write the correct answer.
Classification helps to know the origin and evolution of an organism
Comment on the aquatic and terrestrial habits of amphibians.
The skeletal framework of the phylum Porifera is made up of ______.
Tissue organization can be seen in phylum Porifera.
Name the locomotory organs seen in phylum protozoa.
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 |
Sponges have special cells present on their body, they are known as ______ cells.
