CSS Forums - Species in Porifera??

CSS Forums (http://www.cssforum.com.pk/)

- Zoology (http://www.cssforum.com.pk/css-optional-subjects/group-v/zoology/)

- - Species in Porifera?? (http://www.cssforum.com.pk/css-optional-subjects/group-v/zoology/66866-species-porifera.html)

Species in Porifera??

I am solving past papers and in 2001 this question was asked that:

Give a brief account of species found in porifera.

Please help me what would be its answer as there are more than 5000 species :(

[QUOTE=javeria25;465017]I am solving past papers and in 2001 this question was asked that:

Give a brief account of species found in porifera.

Please help me what would be its answer as there are more than 5000 species :([/QUOTE]

[B]Give a brief account of different types of species found in PORIFERA. (7)[/B]

Its a 7 marks question and needs examples from Class Calcarea, Hexactinellida and Demospongiae .Give few example from each class and draw a few diagrams.

[URL="http://www.transtutors.com/biology-homework-help/non-chordates/porifera/"]Link[/URL].