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प्रश्न
Tentacles are used for capturing the prey.
विकल्प
True
False
उत्तर
True
APPEARS IN
संबंधित प्रश्न
Give scientific reason .
Our body irritates if it comes in contact with jelly fish.
Porifera : Asymmetrical : : Cnidaria : __________
The body of the animal in which phylum is radially symmetrical and diploblastic?
How does the animal in the figure protect itself?
Give scientific reason.
Our body irritates if it comes in contact with a jellyfish.
Draw a neat and labelled diagram.
Hydra
Mesoglea is present in ______.
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 |
What is nematocyst?
Why coelenterates are called diploblastic animals?
Real organs are absent in
______ are diploblastic.
Name the following:
A phylum with diploblastic animals.
Alternation of generations in Coelenterata is known as
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.
Give an example for the following:
Animal, which exhibits alternation of generation
