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प्रश्न
To which phylum does it belong, if I have a sting to prick?
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उत्तर
Animals with stings or stinging cells (such as jellyfish, corals, and sea anemones) belong to the phylum Cnidaria (also known as Coelenterata). Their specialised stinging cells, called cnidocytes or nematocysts, are used for defence and capturing prey.
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संबंधित प्रश्न
Identify me.
I am diploblastic and acoelomate. Which phylum do I belong to?
Give scientific reasons.
Our body irritates if it comes in contact with jelly fish.
Sketch, label and classify a butterfly.
Tentacles are used for capturing the prey.
To which phylum we belong to, if we are marine/aquatic animals?
What is the use of cnidoblast for us?
How do we destroy the harmful insects?
State whether true or false. If false, correct the statement.
Canal system is seen in coelenterates.
Match the following.
| PHYLUM | EXAMPLES | ||
| (A) | Coelenterata | (i) | Snail |
| (B) | Platyhelminthes | (ii) | Starfish |
| (C) | Echinodermata | (iii) | Tapeworm |
| (D) | Mollusca | (iv) | Hydra |
Why coelenterates are called diploblastic animals?
______ are diploblastic.
What is polymorphism?
Which of the following traits is not shared by both sea anemones and jelly fish?
What is metagenesis? Mention an example which exhibits this phenomenon.
Provide appropriate technical term in the space provided.
Free-floating form of cnidaria ______.
Match the following:
| Animals | Locomotory Organ |
| a. Octopus | i. Limbs |
| b. Crocodile | ii. Comb plates |
| c. Catla | iii. Tentacles |
| d. Ctenoplana | iv. Fins |
Name
An animal with cnidoblasts
Give an example for the following:
Animal, which exhibits alternation of generation
