Sponges capture their food by
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Phylum - Porifera
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Which is not a larva of sponge?
Which of the following statements is true of sponges ?
Phylogenetically, the sponges have evolved from
The skeleton in sponges is composed of
The canal system in sponges does not serve the function of
Which one of the following is a flagellated larva of Leucosolenia ?
Sycon belongs to the class
Difference between a sponge and a metazoan is that sponge do not contain
Sponges with a skeleton of calcium carbonate belongs to the class
The central cavity of the sponge is also called
Canal system is characteristic of
The phylum porifera contains most primitive of multicellular animals called
In leucosolenia, the scleroblasts perform the function of
A chamber which is common in different types of canal system:
The only fresh water species of sponges is
The skeleton of sponges is mostly composed of
The pathway of entring and coming out of water of sponges is
One of the characteristic features of the sponges is the presence of
Larva of sponge is known as
The scientific name of commercial bath sponge is
Canal system in Leucosolenia is
The larva of Sycoti is
If a carmine particle is put on the os~ culum of a living sponge, it will
The most common composition of skeleton in sponges is :
What is Euplectella commonly called ?
Path of water in a sponge is
Which of the following is given as a gift in Japan?
Sponges belong to the phylum
The gametes in sponges develop from
Animals of phylum porifera are characterised by
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