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प्रश्न
What is nematocyst?
एक पंक्ति में उत्तर
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उत्तर
The stinging cells present at tentacles of aquatic animals like jelly fish, hydra, etc in phylum coelenterata is called nematocyst (cnidoblast)
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संबंधित प्रश्न
Give scientific reason .
Our body irritates if it comes in contact with jelly fish.
Tentacles are used for capturing the prey.
The body of the animal in which phylum is radially symmetrical and diploblastic?
To which phylum I belong to, if I have cnidoblast-bearing tentacles?
Match the following.
| PHYLUM | EXAMPLES | ||
| (A) | Coelenterata | (i) | Snail |
| (B) | Platyhelminthes | (ii) | Starfish |
| (C) | Echinodermata | (iii) | Tapeworm |
| (D) | Mollusca | (iv) | Hydra |
Name the following:
A phylum with diploblastic animals.
Which of the following traits is not shared by both sea anemones and jelly fish?
Provide appropriate technical term in the space provided.
Stinging organ of jelly fishes ______.
Match the following:
| Animals | Locomotory Organ |
| a. Octopus | i. Limbs |
| b. Crocodile | ii. Comb plates |
| c. Catla | iii. Tentacles |
| d. Ctenoplana | iv. Fins |
Differentiate between polyp and medusa
