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प्रश्न
Draw a neat and labelled diagram.
Hydra
उत्तर
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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?
Give scientific reason.
Our body irritates if it comes in contact with a jellyfish.
To which phylum I belong to, if I have cnidoblast-bearing tentacles?
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?
Mesoglea is present in ______.
State whether true or false. If false, correct the statement.
Canal system is seen in coelenterates.
Define the terms and give one example
Coelom
______ are diploblastic.
Alternation of generations in Coelenterata is known as
What is metagenesis? Mention an example which exhibits this phenomenon.
Provide appropriate technical term in the space provided.
Free-floating form of cnidaria ______.
Differentiate between polyp and medusa
Give an example for the following:
Animal, which exhibits alternation of generation
