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प्रश्न
Answer the question by choosing correct option.
Which special cells are present in the body of sponges (Porifera)?
पर्याय
Collar cells
Cnidoblasts
Germ cells
Ectodermal cells
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उत्तर
Collar cells are present in the body of sponges (Porifera).
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संबंधित प्रश्न
Identify me.
Though I am multicellular, there are no tissues in my body. What is the name of my phylum?
Through which hole the animals in this phylum give out water from their body?
Through which hole the animals in this phylum take water in their body?
Write a short note.
Collar cells
True (or) False. If false write the correct answer.
Classification helps to know the origin and evolution of an organism
The skeletal framework of Porifera is ______.
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.
Classification of phylum Porifera is primarily based on
Given below are types of cells present in some animals. Which of the following cells can differentiate to perform different functions?
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
Name the asexual reproductive structures of Sponges.
